./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.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-pr-ci_file-96.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 8725ca15b6ba01e824b857cb643dcbf1a334f302cf4671dbc0203866c02c86e4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:51:40,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:51:41,002 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 20:51:41,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:51:41,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:51:41,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:51:41,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:51:41,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:51:41,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:51:41,045 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:51:41,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:51:41,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:51:41,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:51:41,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:51:41,050 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:51:41,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:51:41,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:51:41,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:51:41,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 20:51:41,051 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:51:41,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:51:41,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:51:41,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:51:41,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:51:41,053 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:51:41,053 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:51:41,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:51:41,054 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:51:41,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:51:41,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:51:41,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:51:41,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:51:41,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:51:41,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:51:41,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:51:41,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:51:41,056 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 20:51:41,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 20:51:41,056 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:51:41,057 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:51:41,057 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:51:41,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:51:41,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8725ca15b6ba01e824b857cb643dcbf1a334f302cf4671dbc0203866c02c86e4 [2024-11-18 20:51:41,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:51:41,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:51:41,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:51:41,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:51:41,370 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:51:41,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:51:42,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:51:43,090 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:51:43,090 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:51:43,106 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42635d16d/74ac2049917d4b7bae5c724793e77dcb/FLAG41264246f [2024-11-18 20:51:43,119 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42635d16d/74ac2049917d4b7bae5c724793e77dcb [2024-11-18 20:51:43,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:51:43,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:51:43,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:51:43,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:51:43,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:51:43,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd714f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43, skipping insertion in model container [2024-11-18 20:51:43,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:51:43,333 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-pr-ci_file-96.i[919,932] [2024-11-18 20:51:43,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:51:43,413 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:51:43,427 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-pr-ci_file-96.i[919,932] [2024-11-18 20:51:43,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:51:43,496 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:51:43,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43 WrapperNode [2024-11-18 20:51:43,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:51:43,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:51:43,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:51:43,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:51:43,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,558 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-11-18 20:51:43,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:51:43,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:51:43,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:51:43,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:51:43,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,572 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,601 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 20:51:43,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:51:43,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:51:43,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:51:43,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:51:43,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (1/1) ... [2024-11-18 20:51:43,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:51:43,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:43,683 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 20:51:43,691 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 20:51:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:51:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:51:43,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:51:43,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:51:43,815 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:51:43,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:51:44,227 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-18 20:51:44,227 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:51:44,245 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:51:44,245 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:51:44,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:51:44 BoogieIcfgContainer [2024-11-18 20:51:44,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:51:44,250 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:51:44,250 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:51:44,253 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:51:44,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:51:43" (1/3) ... [2024-11-18 20:51:44,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa7eb19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:51:44, skipping insertion in model container [2024-11-18 20:51:44,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:51:43" (2/3) ... [2024-11-18 20:51:44,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa7eb19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:51:44, skipping insertion in model container [2024-11-18 20:51:44,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:51:44" (3/3) ... [2024-11-18 20:51:44,258 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:51:44,276 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:51:44,276 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:51:44,341 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:51:44,348 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;@6f0ff4e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:51:44,348 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:51:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-18 20:51:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:44,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:44,373 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:44,374 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:44,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:44,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1613459537, now seen corresponding path program 1 times [2024-11-18 20:51:44,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:44,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522861117] [2024-11-18 20:51:44,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:44,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-18 20:51:44,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:44,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522861117] [2024-11-18 20:51:44,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522861117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:51:44,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003232939] [2024-11-18 20:51:44,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:44,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:44,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:44,806 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 20:51:44,808 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 20:51:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:44,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:51:45,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:51:45,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-18 20:51:45,051 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:51:45,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003232939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:51:45,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:51:45,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 20:51:45,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171450929] [2024-11-18 20:51:45,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:51:45,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:51:45,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:45,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:51:45,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:51:45,083 INFO L87 Difference]: Start difference. First operand has 95 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-18 20:51:45,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:45,115 INFO L93 Difference]: Finished difference Result 180 states and 319 transitions. [2024-11-18 20:51:45,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:51:45,118 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 196 [2024-11-18 20:51:45,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:45,126 INFO L225 Difference]: With dead ends: 180 [2024-11-18 20:51:45,126 INFO L226 Difference]: Without dead ends: 88 [2024-11-18 20:51:45,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 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 20:51:45,133 INFO L432 NwaCegarLoop]: 136 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, 136 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 20:51:45,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:51:45,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-18 20:51:45,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-18 20:51:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-18 20:51:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2024-11-18 20:51:45,180 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 196 [2024-11-18 20:51:45,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:45,181 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2024-11-18 20:51:45,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-18 20:51:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2024-11-18 20:51:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:45,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:45,185 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:45,204 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 20:51:45,388 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 20:51:45,389 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:45,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:45,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1573145303, now seen corresponding path program 1 times [2024-11-18 20:51:45,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:45,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145138336] [2024-11-18 20:51:45,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:45,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:45,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:51:45,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:45,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145138336] [2024-11-18 20:51:45,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145138336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:51:45,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:51:45,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:51:45,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608729124] [2024-11-18 20:51:45,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:51:45,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:51:45,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:51:45,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:51:45,926 INFO L87 Difference]: Start difference. First operand 88 states and 136 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:46,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:46,139 INFO L93 Difference]: Finished difference Result 224 states and 347 transitions. [2024-11-18 20:51:46,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:51:46,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-18 20:51:46,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:46,143 INFO L225 Difference]: With dead ends: 224 [2024-11-18 20:51:46,143 INFO L226 Difference]: Without dead ends: 139 [2024-11-18 20:51:46,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:51:46,146 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 69 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:46,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 402 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:51:46,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-18 20:51:46,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 136. [2024-11-18 20:51:46,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 84 states have (on average 1.3095238095238095) internal successors, (110), 85 states have internal predecessors, (110), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2024-11-18 20:51:46,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 208 transitions. [2024-11-18 20:51:46,179 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 208 transitions. Word has length 196 [2024-11-18 20:51:46,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:46,182 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 208 transitions. [2024-11-18 20:51:46,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2024-11-18 20:51:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:46,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:46,188 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:46,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 20:51:46,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:46,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:46,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1180118293, now seen corresponding path program 1 times [2024-11-18 20:51:46,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:46,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119197372] [2024-11-18 20:51:46,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:51:46,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:46,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119197372] [2024-11-18 20:51:46,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119197372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:51:46,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:51:46,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:51:46,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057967972] [2024-11-18 20:51:46,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:51:46,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:51:46,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:46,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:51:46,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:51:46,553 INFO L87 Difference]: Start difference. First operand 136 states and 208 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:46,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:46,777 INFO L93 Difference]: Finished difference Result 372 states and 571 transitions. [2024-11-18 20:51:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:51:46,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-18 20:51:46,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:46,785 INFO L225 Difference]: With dead ends: 372 [2024-11-18 20:51:46,788 INFO L226 Difference]: Without dead ends: 239 [2024-11-18 20:51:46,789 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:51:46,790 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 97 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:46,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 383 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:51:46,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-18 20:51:46,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 191. [2024-11-18 20:51:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 107 states have (on average 1.2429906542056075) internal successors, (133), 108 states have internal predecessors, (133), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:51:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 293 transitions. [2024-11-18 20:51:46,849 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 293 transitions. Word has length 196 [2024-11-18 20:51:46,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:46,850 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 293 transitions. [2024-11-18 20:51:46,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:46,850 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 293 transitions. [2024-11-18 20:51:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:46,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:46,855 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:46,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 20:51:46,855 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:46,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:46,857 INFO L85 PathProgramCache]: Analyzing trace with hash -508825449, now seen corresponding path program 1 times [2024-11-18 20:51:46,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:46,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511829815] [2024-11-18 20:51:46,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:46,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:51:47,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:47,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511829815] [2024-11-18 20:51:47,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511829815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:51:47,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:51:47,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:51:47,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410072986] [2024-11-18 20:51:47,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:51:47,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:51:47,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:47,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:51:47,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:51:47,146 INFO L87 Difference]: Start difference. First operand 191 states and 293 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:47,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:47,271 INFO L93 Difference]: Finished difference Result 404 states and 621 transitions. [2024-11-18 20:51:47,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 20:51:47,272 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-11-18 20:51:47,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:47,278 INFO L225 Difference]: With dead ends: 404 [2024-11-18 20:51:47,278 INFO L226 Difference]: Without dead ends: 271 [2024-11-18 20:51:47,279 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 20:51:47,282 INFO L432 NwaCegarLoop]: 169 mSDtfsCounter, 155 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:47,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 441 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:51:47,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-11-18 20:51:47,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 209. [2024-11-18 20:51:47,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 125 states have (on average 1.296) internal successors, (162), 126 states have internal predecessors, (162), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:51:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 322 transitions. [2024-11-18 20:51:47,344 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 322 transitions. Word has length 196 [2024-11-18 20:51:47,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:47,346 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 322 transitions. [2024-11-18 20:51:47,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:51:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 322 transitions. [2024-11-18 20:51:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:47,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:47,350 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:47,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 20:51:47,350 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:47,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:47,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1791997141, now seen corresponding path program 1 times [2024-11-18 20:51:47,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:47,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967438074] [2024-11-18 20:51:47,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:47,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:47,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 24 proven. 66 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:47,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:47,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967438074] [2024-11-18 20:51:47,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967438074] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:51:47,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227010857] [2024-11-18 20:51:47,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:47,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:47,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:47,655 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 20:51:47,657 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 20:51:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:47,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:51:47,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:51:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 926 proven. 60 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2024-11-18 20:51:48,555 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:51:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:48,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227010857] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:51:48,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:51:48,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 13 [2024-11-18 20:51:48,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040919846] [2024-11-18 20:51:48,889 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:51:48,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-18 20:51:48,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:48,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-18 20:51:48,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-18 20:51:48,891 INFO L87 Difference]: Start difference. First operand 209 states and 322 transitions. Second operand has 13 states, 13 states have (on average 8.23076923076923) internal successors, (107), 12 states have internal predecessors, (107), 7 states have call successors, (73), 3 states have call predecessors, (73), 5 states have return successors, (75), 7 states have call predecessors, (75), 7 states have call successors, (75) [2024-11-18 20:51:49,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:49,631 INFO L93 Difference]: Finished difference Result 505 states and 731 transitions. [2024-11-18 20:51:49,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-18 20:51:49,632 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.23076923076923) internal successors, (107), 12 states have internal predecessors, (107), 7 states have call successors, (73), 3 states have call predecessors, (73), 5 states have return successors, (75), 7 states have call predecessors, (75), 7 states have call successors, (75) Word has length 196 [2024-11-18 20:51:49,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:49,636 INFO L225 Difference]: With dead ends: 505 [2024-11-18 20:51:49,636 INFO L226 Difference]: Without dead ends: 359 [2024-11-18 20:51:49,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2024-11-18 20:51:49,638 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 400 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:49,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 313 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 20:51:49,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-11-18 20:51:49,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 345. [2024-11-18 20:51:49,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 228 states have (on average 1.25) internal successors, (285), 231 states have internal predecessors, (285), 100 states have call successors, (100), 16 states have call predecessors, (100), 16 states have return successors, (100), 97 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-18 20:51:49,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 485 transitions. [2024-11-18 20:51:49,691 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 485 transitions. Word has length 196 [2024-11-18 20:51:49,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:49,691 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 485 transitions. [2024-11-18 20:51:49,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.23076923076923) internal successors, (107), 12 states have internal predecessors, (107), 7 states have call successors, (73), 3 states have call predecessors, (73), 5 states have return successors, (75), 7 states have call predecessors, (75), 7 states have call successors, (75) [2024-11-18 20:51:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 485 transitions. [2024-11-18 20:51:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-18 20:51:49,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:49,698 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:49,716 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 20:51:49,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:49,899 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:49,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:49,899 INFO L85 PathProgramCache]: Analyzing trace with hash -727962793, now seen corresponding path program 1 times [2024-11-18 20:51:49,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:49,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168493071] [2024-11-18 20:51:49,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:49,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 24 proven. 66 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:50,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:50,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168493071] [2024-11-18 20:51:50,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168493071] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:51:50,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473248048] [2024-11-18 20:51:50,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:50,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:50,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:50,313 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 20:51:50,314 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 20:51:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:50,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 20:51:50,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:51:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 120 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-11-18 20:51:51,038 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:51:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 123 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-11-18 20:51:51,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473248048] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:51:51,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:51:51,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-11-18 20:51:51,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424351872] [2024-11-18 20:51:51,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:51:51,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-18 20:51:51,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:51,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-18 20:51:51,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-18 20:51:51,420 INFO L87 Difference]: Start difference. First operand 345 states and 485 transitions. Second operand has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 6 states have call successors, (75), 3 states have call predecessors, (75), 7 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) [2024-11-18 20:51:52,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:52,095 INFO L93 Difference]: Finished difference Result 532 states and 729 transitions. [2024-11-18 20:51:52,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-18 20:51:52,096 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 6 states have call successors, (75), 3 states have call predecessors, (75), 7 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) Word has length 196 [2024-11-18 20:51:52,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:52,099 INFO L225 Difference]: With dead ends: 532 [2024-11-18 20:51:52,099 INFO L226 Difference]: Without dead ends: 275 [2024-11-18 20:51:52,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=181, Invalid=419, Unknown=0, NotChecked=0, Total=600 [2024-11-18 20:51:52,101 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 107 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:52,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 312 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-18 20:51:52,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-18 20:51:52,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 234. [2024-11-18 20:51:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 150 states have (on average 1.2) internal successors, (180), 151 states have internal predecessors, (180), 70 states have call successors, (70), 13 states have call predecessors, (70), 13 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-18 20:51:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 320 transitions. [2024-11-18 20:51:52,151 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 320 transitions. Word has length 196 [2024-11-18 20:51:52,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:52,152 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 320 transitions. [2024-11-18 20:51:52,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 6 states have call successors, (75), 3 states have call predecessors, (75), 7 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) [2024-11-18 20:51:52,152 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 320 transitions. [2024-11-18 20:51:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-18 20:51:52,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:52,154 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:52,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-18 20:51:52,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:52,356 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:52,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:52,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1921785502, now seen corresponding path program 1 times [2024-11-18 20:51:52,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:52,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11095397] [2024-11-18 20:51:52,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:52,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 69 proven. 21 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:52,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:52,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11095397] [2024-11-18 20:51:52,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11095397] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:51:52,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333249203] [2024-11-18 20:51:52,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:52,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:52,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:52,605 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 20:51:52,607 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 20:51:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:52,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 20:51:52,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:51:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 720 proven. 21 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2024-11-18 20:51:52,852 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:51:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 69 proven. 21 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:53,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333249203] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:51:53,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:51:53,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-18 20:51:53,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634035563] [2024-11-18 20:51:53,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:51:53,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 20:51:53,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:53,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 20:51:53,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 20:51:53,085 INFO L87 Difference]: Start difference. First operand 234 states and 320 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-18 20:51:53,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:53,345 INFO L93 Difference]: Finished difference Result 403 states and 546 transitions. [2024-11-18 20:51:53,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 20:51:53,346 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 198 [2024-11-18 20:51:53,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:53,350 INFO L225 Difference]: With dead ends: 403 [2024-11-18 20:51:53,350 INFO L226 Difference]: Without dead ends: 252 [2024-11-18 20:51:53,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:51:53,353 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 132 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:53,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 221 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:51:53,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-18 20:51:53,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 242. [2024-11-18 20:51:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 156 states have (on average 1.1794871794871795) internal successors, (184), 157 states have internal predecessors, (184), 70 states have call successors, (70), 15 states have call predecessors, (70), 15 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-18 20:51:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 324 transitions. [2024-11-18 20:51:53,396 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 324 transitions. Word has length 198 [2024-11-18 20:51:53,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:53,397 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 324 transitions. [2024-11-18 20:51:53,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-18 20:51:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 324 transitions. [2024-11-18 20:51:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-18 20:51:53,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:53,400 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:53,418 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 20:51:53,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:53,601 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:53,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:53,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1352113440, now seen corresponding path program 1 times [2024-11-18 20:51:53,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:53,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738910345] [2024-11-18 20:51:53,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:53,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:51:53,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:51:53,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738910345] [2024-11-18 20:51:53,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738910345] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:51:53,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894796115] [2024-11-18 20:51:53,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:53,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:53,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:51:53,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:51:53,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-18 20:51:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:51:54,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-18 20:51:54,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:51:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1161 proven. 222 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-18 20:51:54,949 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:51:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 84 proven. 93 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-11-18 20:51:55,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894796115] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:51:55,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:51:55,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 9] total 21 [2024-11-18 20:51:55,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420689266] [2024-11-18 20:51:55,335 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:51:55,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-18 20:51:55,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:51:55,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-18 20:51:55,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-18 20:51:55,338 INFO L87 Difference]: Start difference. First operand 242 states and 324 transitions. Second operand has 21 states, 21 states have (on average 5.857142857142857) internal successors, (123), 21 states have internal predecessors, (123), 7 states have call successors, (71), 4 states have call predecessors, (71), 8 states have return successors, (73), 7 states have call predecessors, (73), 7 states have call successors, (73) [2024-11-18 20:51:56,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:51:56,657 INFO L93 Difference]: Finished difference Result 562 states and 743 transitions. [2024-11-18 20:51:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-18 20:51:56,658 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.857142857142857) internal successors, (123), 21 states have internal predecessors, (123), 7 states have call successors, (71), 4 states have call predecessors, (71), 8 states have return successors, (73), 7 states have call predecessors, (73), 7 states have call successors, (73) Word has length 198 [2024-11-18 20:51:56,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:51:56,662 INFO L225 Difference]: With dead ends: 562 [2024-11-18 20:51:56,664 INFO L226 Difference]: Without dead ends: 419 [2024-11-18 20:51:56,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=670, Invalid=1586, Unknown=0, NotChecked=0, Total=2256 [2024-11-18 20:51:56,666 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 323 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 20:51:56,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 470 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 20:51:56,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-11-18 20:51:56,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 363. [2024-11-18 20:51:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 235 states have (on average 1.1617021276595745) internal successors, (273), 236 states have internal predecessors, (273), 101 states have call successors, (101), 26 states have call predecessors, (101), 26 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) [2024-11-18 20:51:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 475 transitions. [2024-11-18 20:51:56,728 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 475 transitions. Word has length 198 [2024-11-18 20:51:56,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:51:56,728 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 475 transitions. [2024-11-18 20:51:56,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.857142857142857) internal successors, (123), 21 states have internal predecessors, (123), 7 states have call successors, (71), 4 states have call predecessors, (71), 8 states have return successors, (73), 7 states have call predecessors, (73), 7 states have call successors, (73) [2024-11-18 20:51:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 475 transitions. [2024-11-18 20:51:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-18 20:51:56,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:51:56,732 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:51:56,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-18 20:51:56,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:51:56,937 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:51:56,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:51:56,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1409371742, now seen corresponding path program 1 times [2024-11-18 20:51:56,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:51:56,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562364460] [2024-11-18 20:51:56,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:51:56,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:51:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:51:57,012 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 20:51:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:51:57,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 20:51:57,138 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 20:51:57,139 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 20:51:57,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 20:51:57,144 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:51:57,273 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 20:51:57,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:51:57 BoogieIcfgContainer [2024-11-18 20:51:57,276 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 20:51:57,277 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 20:51:57,277 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 20:51:57,277 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 20:51:57,278 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:51:44" (3/4) ... [2024-11-18 20:51:57,280 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 20:51:57,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 20:51:57,282 INFO L158 Benchmark]: Toolchain (without parser) took 14159.51ms. Allocated memory was 148.9MB in the beginning and 281.0MB in the end (delta: 132.1MB). Free memory was 100.0MB in the beginning and 119.1MB in the end (delta: -19.1MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,282 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 111.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:51:57,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.76ms. Allocated memory is still 148.9MB. Free memory was 99.5MB in the beginning and 82.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.97ms. Allocated memory is still 148.9MB. Free memory was 82.7MB in the beginning and 78.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,283 INFO L158 Benchmark]: Boogie Preprocessor took 83.59ms. Allocated memory is still 148.9MB. Free memory was 78.6MB in the beginning and 72.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,283 INFO L158 Benchmark]: RCFGBuilder took 603.50ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 72.7MB in the beginning and 149.6MB in the end (delta: -76.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,283 INFO L158 Benchmark]: TraceAbstraction took 13026.47ms. Allocated memory was 192.9MB in the beginning and 281.0MB in the end (delta: 88.1MB). Free memory was 148.6MB in the beginning and 119.1MB in the end (delta: 29.4MB). Peak memory consumption was 117.5MB. Max. memory is 16.1GB. [2024-11-18 20:51:57,284 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 281.0MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:51:57,285 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 148.9MB. Free memory is still 111.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.76ms. Allocated memory is still 148.9MB. Free memory was 99.5MB in the beginning and 82.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.97ms. Allocated memory is still 148.9MB. Free memory was 82.7MB in the beginning and 78.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.59ms. Allocated memory is still 148.9MB. Free memory was 78.6MB in the beginning and 72.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 603.50ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 72.7MB in the beginning and 149.6MB in the end (delta: -76.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13026.47ms. Allocated memory was 192.9MB in the beginning and 281.0MB in the end (delta: 88.1MB). Free memory was 148.6MB in the beginning and 119.1MB in the end (delta: 29.4MB). Peak memory consumption was 117.5MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 281.0MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 179. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] unsigned char var_1_40 = 1; [L46] unsigned char var_1_43 = 0; [L47] signed long int var_1_44 = -4; [L48] unsigned long int var_1_46 = 4; [L49] unsigned long int var_1_49 = 3576445681; [L50] double var_1_50 = 32.5; [L51] signed long int var_1_52 = -1; [L52] unsigned short int var_1_53 = 64; [L53] unsigned short int last_1_var_1_9 = 4; VAL [isInitial=0, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L183] isInitial = 1 [L184] FCALL initially() [L185] COND TRUE 1 [L186] CALL updateLastVariables() [L176] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L186] RET updateLastVariables() [L187] CALL updateVariables() [L126] var_1_4 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L129] var_1_6 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L130] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L131] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L132] var_1_8 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L133] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L134] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L135] var_1_10 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L137] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L138] var_1_12 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L139] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L140] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L141] var_1_13 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L142] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L143] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L144] var_1_18 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L145] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L146] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L147] var_1_19 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L148] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L149] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L150] var_1_20 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L152] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L153] var_1_21 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L154] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L155] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L156] var_1_22 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L158] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L162] var_1_28 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L163] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L164] var_1_29 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L165] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L166] var_1_30 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L167] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L169] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L170] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L171] var_1_49 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L172] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L173] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L187] RET updateVariables() [L188] CALL step() [L57] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L60] COND FALSE !(var_1_21 <= var_1_9) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L63] var_1_50 = var_1_30 [L64] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L65] COND TRUE (var_1_13 <= var_1_12) || var_1_25 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L66] COND TRUE ((((5) < 0 ) ? -(5) : (5))) < var_1_13 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L67] COND FALSE !(\read(var_1_25)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-127, var_1_9=4] [L72] var_1_53 = var_1_22 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L73] COND TRUE \read(var_1_4) [L74] var_1_24 = (! var_1_25) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L78] var_1_31 = var_1_30 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L79] COND FALSE !(var_1_23 < var_1_23) [L90] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L92] EXPR (~ var_1_21) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L92] COND FALSE !(((~ var_1_21) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22)))) >= var_1_12) [L95] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=-127, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=4] [L96] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L103] var_1_9 = var_1_13 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=-1, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L105] COND FALSE !((~ var_1_18) > var_1_13) [L108] var_1_52 = ((((var_1_10) < (var_1_21)) ? (var_1_10) : (var_1_21))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L110] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L113] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L115] COND FALSE !(((((4) < 0 ) ? -(4) : (4))) >= var_1_21) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L188] RET step() [L189] CALL, EXPR property() [L179-L180] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; VAL [\result=0, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=-1618739202, var_1_13=24575, var_1_17=-1, var_1_18=126, var_1_19=30, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445687, var_1_52=31, var_1_53=0, var_1_6=1, var_1_8=-127, var_1_9=24575] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 9, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1319 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1283 mSDsluCounter, 2678 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1655 mSDsCounter, 557 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2281 IncrementalHoareTripleChecker+Invalid, 2838 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 557 mSolverCounterUnsat, 1023 mSDtfsCounter, 2281 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1884 GetRequests, 1767 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=363occurred in iteration=8, InterpolantAutomatonStates: 103, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 234 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 2754 NumberOfCodeBlocks, 2754 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 3327 ConstructedInterpolants, 0 QuantifiedInterpolants, 10423 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2214 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 17 InterpolantComputations, 4 PerfectInterpolantSequences, 30627/31620 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 20:51:57,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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-pr-ci_file-96.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 8725ca15b6ba01e824b857cb643dcbf1a334f302cf4671dbc0203866c02c86e4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:51:59,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:51:59,687 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 20:51:59,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:51:59,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:51:59,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:51:59,734 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:51:59,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:51:59,735 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:51:59,735 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:51:59,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:51:59,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:51:59,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:51:59,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:51:59,739 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:51:59,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:51:59,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:51:59,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:51:59,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:51:59,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:51:59,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:51:59,745 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:51:59,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:51:59,746 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 20:51:59,746 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 20:51:59,746 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:51:59,747 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 20:51:59,747 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:51:59,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:51:59,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:51:59,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:51:59,748 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:51:59,748 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:51:59,748 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:51:59,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:51:59,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:51:59,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:51:59,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:51:59,749 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 20:51:59,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 20:51:59,751 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:51:59,751 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:51:59,751 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:51:59,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:51:59,752 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8725ca15b6ba01e824b857cb643dcbf1a334f302cf4671dbc0203866c02c86e4 [2024-11-18 20:52:00,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:52:00,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:52:00,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:52:00,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:52:00,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:52:00,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:52:01,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:52:01,908 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:52:01,910 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:52:01,919 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f8e4746c/a85e88754fc24f289cbf0c3b6d11a108/FLAG01cc3bc97 [2024-11-18 20:52:01,939 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f8e4746c/a85e88754fc24f289cbf0c3b6d11a108 [2024-11-18 20:52:01,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:52:01,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:52:01,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:52:01,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:52:01,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:52:01,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:52:01" (1/1) ... [2024-11-18 20:52:01,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467d2b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:01, skipping insertion in model container [2024-11-18 20:52:01,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:52:01" (1/1) ... [2024-11-18 20:52:01,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:52:02,189 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-pr-ci_file-96.i[919,932] [2024-11-18 20:52:02,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:52:02,306 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:52:02,320 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-pr-ci_file-96.i[919,932] [2024-11-18 20:52:02,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:52:02,405 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:52:02,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02 WrapperNode [2024-11-18 20:52:02,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:52:02,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:52:02,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:52:02,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:52:02,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,474 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-11-18 20:52:02,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:52:02,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:52:02,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:52:02,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:52:02,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,499 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,521 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 20:52:02,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:52:02,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:52:02,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:52:02,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:52:02,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (1/1) ... [2024-11-18 20:52:02,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:52:02,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:52:02,606 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 20:52:02,613 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 20:52:02,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:52:02,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 20:52:02,673 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:52:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:52:02,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:52:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:52:02,780 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:52:02,783 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:52:05,137 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-18 20:52:05,138 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:52:05,155 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:52:05,156 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:52:05,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:05 BoogieIcfgContainer [2024-11-18 20:52:05,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:52:05,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:52:05,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:52:05,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:52:05,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:52:01" (1/3) ... [2024-11-18 20:52:05,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd3c3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:52:05, skipping insertion in model container [2024-11-18 20:52:05,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:52:02" (2/3) ... [2024-11-18 20:52:05,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd3c3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:52:05, skipping insertion in model container [2024-11-18 20:52:05,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:05" (3/3) ... [2024-11-18 20:52:05,167 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-96.i [2024-11-18 20:52:05,188 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:52:05,188 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:52:05,263 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:52:05,272 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;@2c7fc411, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:52:05,273 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:52:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-18 20:52:05,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-18 20:52:05,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:05,299 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:05,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:05,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:05,307 INFO L85 PathProgramCache]: Analyzing trace with hash -710452246, now seen corresponding path program 1 times [2024-11-18 20:52:05,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:05,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [411182834] [2024-11-18 20:52:05,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:05,327 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 20:52:05,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:05,331 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 20:52:05,333 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 20:52:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:05,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:52:05,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:05,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-18 20:52:05,837 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:52:05,838 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:05,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [411182834] [2024-11-18 20:52:05,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [411182834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:52:05,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:52:05,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 20:52:05,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257931596] [2024-11-18 20:52:05,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:52:05,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:52:05,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:05,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:52:05,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:52:05,879 INFO L87 Difference]: Start difference. First operand has 89 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-18 20:52:05,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:05,909 INFO L93 Difference]: Finished difference Result 168 states and 299 transitions. [2024-11-18 20:52:05,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:52:05,911 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 195 [2024-11-18 20:52:05,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:05,918 INFO L225 Difference]: With dead ends: 168 [2024-11-18 20:52:05,918 INFO L226 Difference]: Without dead ends: 82 [2024-11-18 20:52:05,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 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 20:52:05,925 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 20:52:05,926 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 20:52:05,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-18 20:52:05,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-18 20:52:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 49 states have (on average 1.3061224489795917) internal successors, (64), 49 states have internal predecessors, (64), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-18 20:52:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 126 transitions. [2024-11-18 20:52:05,977 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 126 transitions. Word has length 195 [2024-11-18 20:52:05,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:05,977 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 126 transitions. [2024-11-18 20:52:05,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-18 20:52:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2024-11-18 20:52:05,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-18 20:52:05,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:05,982 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:05,993 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 20:52:06,183 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 20:52:06,184 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:06,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:06,185 INFO L85 PathProgramCache]: Analyzing trace with hash 535173284, now seen corresponding path program 1 times [2024-11-18 20:52:06,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:06,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844138655] [2024-11-18 20:52:06,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:06,187 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 20:52:06,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:06,188 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 20:52:06,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 20:52:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:06,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 20:52:06,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:52:07,479 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:52:07,480 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:07,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [844138655] [2024-11-18 20:52:07,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [844138655] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:52:07,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:52:07,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:52:07,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159290491] [2024-11-18 20:52:07,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:52:07,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:52:07,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:07,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:52:07,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:52:07,490 INFO L87 Difference]: Start difference. First operand 82 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:10,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:12,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:12,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:12,065 INFO L93 Difference]: Finished difference Result 241 states and 373 transitions. [2024-11-18 20:52:12,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:52:12,087 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-11-18 20:52:12,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:12,092 INFO L225 Difference]: With dead ends: 241 [2024-11-18 20:52:12,093 INFO L226 Difference]: Without dead ends: 162 [2024-11-18 20:52:12,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 192 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 20:52:12,095 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 81 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:12,095 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 353 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-18 20:52:12,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-18 20:52:12,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 137. [2024-11-18 20:52:12,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 72 states have (on average 1.2083333333333333) internal successors, (87), 72 states have internal predecessors, (87), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-18 20:52:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 211 transitions. [2024-11-18 20:52:12,132 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 211 transitions. Word has length 195 [2024-11-18 20:52:12,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:12,134 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 211 transitions. [2024-11-18 20:52:12,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2024-11-18 20:52:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-18 20:52:12,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:12,138 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:12,154 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 20:52:12,341 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 20:52:12,342 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:12,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:12,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1458971422, now seen corresponding path program 1 times [2024-11-18 20:52:12,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:12,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972408485] [2024-11-18 20:52:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:12,344 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 20:52:12,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:12,346 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 20:52:12,347 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 20:52:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:12,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:52:12,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 120 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-11-18 20:52:14,023 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:14,554 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:14,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972408485] [2024-11-18 20:52:14,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972408485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:14,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [220603395] [2024-11-18 20:52:14,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:14,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:14,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 20:52:14,559 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 20:52:14,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-18 20:52:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:15,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 20:52:15,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:52:15,266 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:52:15,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [220603395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:52:15,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:52:15,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-18 20:52:15,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336527957] [2024-11-18 20:52:15,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:52:15,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:52:15,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:15,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:52:15,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:52:15,269 INFO L87 Difference]: Start difference. First operand 137 states and 211 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:19,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 20:52:19,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:19,690 INFO L93 Difference]: Finished difference Result 262 states and 403 transitions. [2024-11-18 20:52:19,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:52:19,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-11-18 20:52:19,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:19,699 INFO L225 Difference]: With dead ends: 262 [2024-11-18 20:52:19,699 INFO L226 Difference]: Without dead ends: 183 [2024-11-18 20:52:19,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:52:19,702 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 62 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:19,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 282 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-18 20:52:19,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-11-18 20:52:19,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 180. [2024-11-18 20:52:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 96 states have (on average 1.2083333333333333) internal successors, (116), 97 states have internal predecessors, (116), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:52:19,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 276 transitions. [2024-11-18 20:52:19,751 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 276 transitions. Word has length 195 [2024-11-18 20:52:19,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:19,752 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 276 transitions. [2024-11-18 20:52:19,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 276 transitions. [2024-11-18 20:52:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-18 20:52:19,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:19,755 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:19,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-18 20:52:19,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-18 20:52:20,156 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=3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:20,157 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:20,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:20,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1851998432, now seen corresponding path program 1 times [2024-11-18 20:52:20,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:20,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531665177] [2024-11-18 20:52:20,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:20,159 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 20:52:20,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:20,161 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 20:52:20,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-18 20:52:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:20,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:52:20,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 120 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-11-18 20:52:21,691 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:22,103 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:22,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531665177] [2024-11-18 20:52:22,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531665177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:22,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1744854876] [2024-11-18 20:52:22,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:22,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:22,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 20:52:22,108 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 20:52:22,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-18 20:52:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:22,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 20:52:22,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:23,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-18 20:52:23,414 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:52:23,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1744854876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:52:23,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:52:23,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-11-18 20:52:23,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954477862] [2024-11-18 20:52:23,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:52:23,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:52:23,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:23,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:52:23,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-18 20:52:23,417 INFO L87 Difference]: Start difference. First operand 180 states and 276 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:26,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:27,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:27,088 INFO L93 Difference]: Finished difference Result 372 states and 571 transitions. [2024-11-18 20:52:27,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 20:52:27,089 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-11-18 20:52:27,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:27,094 INFO L225 Difference]: With dead ends: 372 [2024-11-18 20:52:27,096 INFO L226 Difference]: Without dead ends: 250 [2024-11-18 20:52:27,097 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-18 20:52:27,098 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 109 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:27,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 432 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-18 20:52:27,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-11-18 20:52:27,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 196. [2024-11-18 20:52:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 112 states have (on average 1.2678571428571428) internal successors, (142), 113 states have internal predecessors, (142), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:52:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 302 transitions. [2024-11-18 20:52:27,149 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 302 transitions. Word has length 195 [2024-11-18 20:52:27,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:27,151 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 302 transitions. [2024-11-18 20:52:27,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-18 20:52:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 302 transitions. [2024-11-18 20:52:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-18 20:52:27,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:27,155 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:27,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-18 20:52:27,366 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 (6)] Ended with exit code 0 [2024-11-18 20:52:27,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 20:52:27,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:27,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:27,558 INFO L85 PathProgramCache]: Analyzing trace with hash 854620962, now seen corresponding path program 1 times [2024-11-18 20:52:27,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:27,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136215800] [2024-11-18 20:52:27,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:27,558 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 20:52:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:27,561 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 20:52:27,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-18 20:52:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:27,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:52:27,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 120 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-11-18 20:52:28,640 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:28,960 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:28,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2136215800] [2024-11-18 20:52:28,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2136215800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:28,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1761803481] [2024-11-18 20:52:28,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:28,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:28,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 20:52:28,965 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 20:52:28,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-18 20:52:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:29,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 20:52:29,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-18 20:52:29,950 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:30,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1761803481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:30,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:52:30,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 9 [2024-11-18 20:52:30,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019227731] [2024-11-18 20:52:30,062 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:52:30,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 20:52:30,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:30,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 20:52:30,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-18 20:52:30,064 INFO L87 Difference]: Start difference. First operand 196 states and 302 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (53), 4 states have call predecessors, (53), 6 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-18 20:52:33,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:33,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:33,839 INFO L93 Difference]: Finished difference Result 364 states and 529 transitions. [2024-11-18 20:52:33,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-18 20:52:33,861 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (53), 4 states have call predecessors, (53), 6 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) Word has length 195 [2024-11-18 20:52:33,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:33,869 INFO L225 Difference]: With dead ends: 364 [2024-11-18 20:52:33,869 INFO L226 Difference]: Without dead ends: 231 [2024-11-18 20:52:33,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=295, Unknown=0, NotChecked=0, Total=420 [2024-11-18 20:52:33,871 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 74 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:33,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 240 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-18 20:52:33,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-11-18 20:52:33,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 225. [2024-11-18 20:52:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 132 states have (on average 1.1363636363636365) internal successors, (150), 133 states have internal predecessors, (150), 80 states have call successors, (80), 12 states have call predecessors, (80), 12 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:52:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 310 transitions. [2024-11-18 20:52:33,894 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 310 transitions. Word has length 195 [2024-11-18 20:52:33,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:33,895 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 310 transitions. [2024-11-18 20:52:33,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (53), 4 states have call predecessors, (53), 6 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-18 20:52:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 310 transitions. [2024-11-18 20:52:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-18 20:52:33,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:33,898 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:33,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-18 20:52:34,109 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 (8)] Ended with exit code 0 [2024-11-18 20:52:34,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,8 /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 20:52:34,299 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:34,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:34,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1378083783, now seen corresponding path program 1 times [2024-11-18 20:52:34,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:34,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2031245470] [2024-11-18 20:52:34,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:34,300 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 20:52:34,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:34,301 INFO L229 MonitoredProcess]: Starting monitored process 10 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 20:52:34,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-18 20:52:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:34,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 20:52:34,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:34,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 720 proven. 21 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2024-11-18 20:52:34,697 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 69 proven. 21 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-18 20:52:34,951 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:34,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2031245470] [2024-11-18 20:52:34,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2031245470] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:52:34,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:52:34,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 20:52:34,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629187551] [2024-11-18 20:52:34,952 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:52:34,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 20:52:34,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:34,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 20:52:34,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 20:52:34,953 INFO L87 Difference]: Start difference. First operand 225 states and 310 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-18 20:52:37,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:37,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:37,527 INFO L93 Difference]: Finished difference Result 393 states and 532 transitions. [2024-11-18 20:52:37,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 20:52:37,561 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 197 [2024-11-18 20:52:37,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:37,563 INFO L225 Difference]: With dead ends: 393 [2024-11-18 20:52:37,563 INFO L226 Difference]: Without dead ends: 243 [2024-11-18 20:52:37,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 386 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:52:37,565 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 68 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:37,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 186 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-18 20:52:37,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-18 20:52:37,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 233. [2024-11-18 20:52:37,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 138 states have (on average 1.1159420289855073) internal successors, (154), 139 states have internal predecessors, (154), 80 states have call successors, (80), 14 states have call predecessors, (80), 14 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:52:37,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 314 transitions. [2024-11-18 20:52:37,603 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 314 transitions. Word has length 197 [2024-11-18 20:52:37,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:37,606 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 314 transitions. [2024-11-18 20:52:37,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-18 20:52:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 314 transitions. [2024-11-18 20:52:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-18 20:52:37,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:37,612 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:37,628 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 (10)] Ended with exit code 0 [2024-11-18 20:52:37,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /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 20:52:37,813 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:37,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:37,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1637019835, now seen corresponding path program 1 times [2024-11-18 20:52:37,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:37,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862142090] [2024-11-18 20:52:37,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:37,814 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 20:52:37,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:37,815 INFO L229 MonitoredProcess]: Starting monitored process 11 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 20:52:37,817 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 (11)] Waiting until timeout for monitored process [2024-11-18 20:52:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:38,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 20:52:38,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1196 proven. 144 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-11-18 20:52:39,077 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:39,260 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:52:39,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [862142090] [2024-11-18 20:52:39,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [862142090] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:39,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1069590234] [2024-11-18 20:52:39,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:39,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 20:52:39,264 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 20:52:39,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-18 20:52:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:39,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:52:39,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:52:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-18 20:52:40,668 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:52:40,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1069590234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:52:40,908 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:52:40,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 14 [2024-11-18 20:52:40,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964106785] [2024-11-18 20:52:40,909 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:52:40,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-18 20:52:40,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:52:40,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-18 20:52:40,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-11-18 20:52:40,916 INFO L87 Difference]: Start difference. First operand 233 states and 314 transitions. Second operand has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2024-11-18 20:52:45,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:52:46,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 20:52:47,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:52:47,586 INFO L93 Difference]: Finished difference Result 414 states and 540 transitions. [2024-11-18 20:52:47,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-18 20:52:47,588 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) Word has length 197 [2024-11-18 20:52:47,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:52:47,590 INFO L225 Difference]: With dead ends: 414 [2024-11-18 20:52:47,590 INFO L226 Difference]: Without dead ends: 252 [2024-11-18 20:52:47,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 423 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=231, Invalid=581, Unknown=0, NotChecked=0, Total=812 [2024-11-18 20:52:47,596 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 138 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:52:47,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 359 Invalid, 747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-18 20:52:47,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-18 20:52:47,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 239. [2024-11-18 20:52:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 139 states have (on average 1.0575539568345325) internal successors, (147), 140 states have internal predecessors, (147), 80 states have call successors, (80), 19 states have call predecessors, (80), 19 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 20:52:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 307 transitions. [2024-11-18 20:52:47,619 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 307 transitions. Word has length 197 [2024-11-18 20:52:47,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:52:47,620 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 307 transitions. [2024-11-18 20:52:47,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 14 states have internal predecessors, (90), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2024-11-18 20:52:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 307 transitions. [2024-11-18 20:52:47,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-18 20:52:47,623 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:52:47,623 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:52:47,636 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 (11)] Ended with exit code 0 [2024-11-18 20:52:47,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-18 20:52:48,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /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=3,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-18 20:52:48,024 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:52:48,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:52:48,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1694278137, now seen corresponding path program 1 times [2024-11-18 20:52:48,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:52:48,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [942645719] [2024-11-18 20:52:48,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:52:48,026 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 20:52:48,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:52:48,028 INFO L229 MonitoredProcess]: Starting monitored process 13 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 20:52:48,029 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 (13)] Waiting until timeout for monitored process [2024-11-18 20:52:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:52:48,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-18 20:52:48,365 INFO L278 TraceCheckSpWp]: Computing forward predicates...