./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.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 ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:13:28,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:13:29,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 10:13:29,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:13:29,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:13:29,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:13:29,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:13:29,071 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:13:29,071 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:13:29,072 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:13:29,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:13:29,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:13:29,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:13:29,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:13:29,073 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:13:29,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:13:29,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:13:29,076 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:13:29,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 10:13:29,076 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:13:29,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:13:29,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:13:29,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:13:29,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:13:29,080 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:13:29,080 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:13:29,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:13:29,081 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:13:29,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:13:29,081 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:13:29,081 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:13:29,081 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:13:29,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:13:29,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:13:29,082 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:13:29,082 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:13:29,083 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 10:13:29,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 10:13:29,083 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:13:29,083 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:13:29,084 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:13:29,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:13:29,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 [2024-10-14 10:13:29,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:13:29,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:13:29,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:13:29,307 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:13:29,307 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:13:29,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:30,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:13:30,762 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:13:30,763 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:30,773 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ec64fbb/74fab8a4c20041bcad3b20e475fc3427/FLAG5eef17928 [2024-10-14 10:13:31,128 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ec64fbb/74fab8a4c20041bcad3b20e475fc3427 [2024-10-14 10:13:31,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:13:31,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:13:31,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:13:31,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:13:31,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:13:31,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a973eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31, skipping insertion in model container [2024-10-14 10:13:31,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:13:31,303 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2024-10-14 10:13:31,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:13:31,370 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:13:31,380 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2024-10-14 10:13:31,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:13:31,437 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:13:31,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31 WrapperNode [2024-10-14 10:13:31,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:13:31,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:13:31,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:13:31,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:13:31,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,502 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-10-14 10:13:31,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:13:31,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:13:31,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:13:31,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:13:31,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,520 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,552 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 10:13:31,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:13:31,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:13:31,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:13:31,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:13:31,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (1/1) ... [2024-10-14 10:13:31,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:13:31,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:13:31,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 10:13:31,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 10:13:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:13:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:13:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:13:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 10:13:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:13:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:13:31,720 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:13:31,722 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:13:32,139 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-14 10:13:32,140 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:13:32,183 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:13:32,183 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:13:32,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:13:32 BoogieIcfgContainer [2024-10-14 10:13:32,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:13:32,187 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:13:32,187 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:13:32,205 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:13:32,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:13:31" (1/3) ... [2024-10-14 10:13:32,206 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237f2864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:13:32, skipping insertion in model container [2024-10-14 10:13:32,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:31" (2/3) ... [2024-10-14 10:13:32,206 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237f2864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:13:32, skipping insertion in model container [2024-10-14 10:13:32,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:13:32" (3/3) ... [2024-10-14 10:13:32,208 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:32,226 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:13:32,226 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:13:32,316 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:13:32,321 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;@12b8d34a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:13:32,322 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:13:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 68 states have (on average 1.5294117647058822) internal successors, (104), 69 states have internal predecessors, (104), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-14 10:13:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-14 10:13:32,335 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:32,336 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:32,337 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:32,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:32,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1494671318, now seen corresponding path program 1 times [2024-10-14 10:13:32,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:32,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414141545] [2024-10-14 10:13:32,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:32,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,685 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:32,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:32,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414141545] [2024-10-14 10:13:32,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414141545] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:32,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:32,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:13:32,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832784156] [2024-10-14 10:13:32,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:32,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:13:32,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:32,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:13:32,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:13:32,724 INFO L87 Difference]: Start difference. First operand has 93 states, 68 states have (on average 1.5294117647058822) internal successors, (104), 69 states have internal predecessors, (104), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-14 10:13:32,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:32,764 INFO L93 Difference]: Finished difference Result 182 states and 314 transitions. [2024-10-14 10:13:32,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:13:32,767 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 151 [2024-10-14 10:13:32,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:32,776 INFO L225 Difference]: With dead ends: 182 [2024-10-14 10:13:32,776 INFO L226 Difference]: Without dead ends: 90 [2024-10-14 10:13:32,780 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:13:32,783 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:32,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:13:32,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-10-14 10:13:32,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-10-14 10:13:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 66 states have (on average 1.393939393939394) internal successors, (92), 66 states have internal predecessors, (92), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-14 10:13:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 136 transitions. [2024-10-14 10:13:32,821 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 136 transitions. Word has length 151 [2024-10-14 10:13:32,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:32,821 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 136 transitions. [2024-10-14 10:13:32,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-14 10:13:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2024-10-14 10:13:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-14 10:13:32,824 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:32,824 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:32,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 10:13:32,825 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:32,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:32,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1813479864, now seen corresponding path program 1 times [2024-10-14 10:13:32,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:32,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595909646] [2024-10-14 10:13:32,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:32,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:32,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:33,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:33,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595909646] [2024-10-14 10:13:33,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595909646] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:33,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:33,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 10:13:33,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261714204] [2024-10-14 10:13:33,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:33,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 10:13:33,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:33,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 10:13:33,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:13:33,063 INFO L87 Difference]: Start difference. First operand 90 states and 136 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:33,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:33,131 INFO L93 Difference]: Finished difference Result 227 states and 342 transitions. [2024-10-14 10:13:33,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 10:13:33,132 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 151 [2024-10-14 10:13:33,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:33,134 INFO L225 Difference]: With dead ends: 227 [2024-10-14 10:13:33,134 INFO L226 Difference]: Without dead ends: 138 [2024-10-14 10:13:33,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:13:33,136 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 58 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:33,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 254 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:13:33,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-10-14 10:13:33,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 135. [2024-10-14 10:13:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 102 states have (on average 1.392156862745098) internal successors, (142), 103 states have internal predecessors, (142), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-10-14 10:13:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 202 transitions. [2024-10-14 10:13:33,156 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 202 transitions. Word has length 151 [2024-10-14 10:13:33,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:33,157 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 202 transitions. [2024-10-14 10:13:33,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:33,158 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2024-10-14 10:13:33,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-14 10:13:33,159 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:33,160 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:33,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 10:13:33,160 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:33,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:33,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1004133238, now seen corresponding path program 1 times [2024-10-14 10:13:33,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:33,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368865260] [2024-10-14 10:13:33,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:33,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:33,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:33,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368865260] [2024-10-14 10:13:33,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368865260] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:33,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:33,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 10:13:33,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68401763] [2024-10-14 10:13:33,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:33,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 10:13:33,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:33,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 10:13:33,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:13:33,608 INFO L87 Difference]: Start difference. First operand 135 states and 202 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:33,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:33,666 INFO L93 Difference]: Finished difference Result 360 states and 541 transitions. [2024-10-14 10:13:33,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 10:13:33,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 151 [2024-10-14 10:13:33,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:33,671 INFO L225 Difference]: With dead ends: 360 [2024-10-14 10:13:33,672 INFO L226 Difference]: Without dead ends: 226 [2024-10-14 10:13:33,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:13:33,674 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 67 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:33,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 251 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:13:33,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-10-14 10:13:33,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 189. [2024-10-14 10:13:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 132 states have (on average 1.3181818181818181) internal successors, (174), 133 states have internal predecessors, (174), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:13:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 278 transitions. [2024-10-14 10:13:33,709 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 278 transitions. Word has length 151 [2024-10-14 10:13:33,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:33,710 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 278 transitions. [2024-10-14 10:13:33,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 278 transitions. [2024-10-14 10:13:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-14 10:13:33,716 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:33,716 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:33,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 10:13:33,716 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:33,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:33,717 INFO L85 PathProgramCache]: Analyzing trace with hash 2043329049, now seen corresponding path program 1 times [2024-10-14 10:13:33,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:33,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628118414] [2024-10-14 10:13:33,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:33,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:34,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:34,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628118414] [2024-10-14 10:13:34,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628118414] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:34,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:34,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 10:13:34,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113571550] [2024-10-14 10:13:34,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:34,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 10:13:34,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:34,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 10:13:34,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:13:34,433 INFO L87 Difference]: Start difference. First operand 189 states and 278 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:34,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:34,707 INFO L93 Difference]: Finished difference Result 393 states and 584 transitions. [2024-10-14 10:13:34,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 10:13:34,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 153 [2024-10-14 10:13:34,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:34,711 INFO L225 Difference]: With dead ends: 393 [2024-10-14 10:13:34,711 INFO L226 Difference]: Without dead ends: 259 [2024-10-14 10:13:34,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 10:13:34,714 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 121 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:34,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 413 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 10:13:34,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-10-14 10:13:34,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 208. [2024-10-14 10:13:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 151 states have (on average 1.3509933774834437) internal successors, (204), 152 states have internal predecessors, (204), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:13:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 308 transitions. [2024-10-14 10:13:34,747 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 308 transitions. Word has length 153 [2024-10-14 10:13:34,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:34,748 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 308 transitions. [2024-10-14 10:13:34,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 308 transitions. [2024-10-14 10:13:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-14 10:13:34,751 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:34,751 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:34,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 10:13:34,752 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:34,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:34,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1470181395, now seen corresponding path program 1 times [2024-10-14 10:13:34,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:34,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058378053] [2024-10-14 10:13:34,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:34,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:35,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:35,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058378053] [2024-10-14 10:13:35,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058378053] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:35,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:35,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 10:13:35,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112966067] [2024-10-14 10:13:35,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:35,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 10:13:35,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:35,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 10:13:35,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:13:35,259 INFO L87 Difference]: Start difference. First operand 208 states and 308 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:35,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:35,558 INFO L93 Difference]: Finished difference Result 393 states and 582 transitions. [2024-10-14 10:13:35,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 10:13:35,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-10-14 10:13:35,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:35,561 INFO L225 Difference]: With dead ends: 393 [2024-10-14 10:13:35,561 INFO L226 Difference]: Without dead ends: 259 [2024-10-14 10:13:35,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 10:13:35,563 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 119 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:35,563 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 414 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 10:13:35,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-10-14 10:13:35,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 210. [2024-10-14 10:13:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 153 states have (on average 1.34640522875817) internal successors, (206), 154 states have internal predecessors, (206), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:13:35,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 310 transitions. [2024-10-14 10:13:35,586 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 310 transitions. Word has length 154 [2024-10-14 10:13:35,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:35,587 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 310 transitions. [2024-10-14 10:13:35,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 310 transitions. [2024-10-14 10:13:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-14 10:13:35,589 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:35,589 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:35,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 10:13:35,589 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:35,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:35,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1544922223, now seen corresponding path program 1 times [2024-10-14 10:13:35,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:35,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659687782] [2024-10-14 10:13:35,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:35,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:13:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:13:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:13:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 10:13:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 10:13:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 10:13:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 10:13:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 10:13:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 10:13:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 10:13:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 10:13:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 10:13:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 10:13:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 10:13:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 10:13:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 10:13:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 10:13:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 10:13:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 10:13:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:13:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:13:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 10:13:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:36,033 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:36,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:13:36,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659687782] [2024-10-14 10:13:36,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659687782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:36,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:36,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 10:13:36,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525652997] [2024-10-14 10:13:36,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:36,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 10:13:36,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:13:36,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 10:13:36,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 10:13:36,035 INFO L87 Difference]: Start difference. First operand 210 states and 310 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:36,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:36,278 INFO L93 Difference]: Finished difference Result 358 states and 533 transitions. [2024-10-14 10:13:36,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 10:13:36,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-10-14 10:13:36,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:36,281 INFO L225 Difference]: With dead ends: 358 [2024-10-14 10:13:36,281 INFO L226 Difference]: Without dead ends: 224 [2024-10-14 10:13:36,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:13:36,282 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 125 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:36,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 443 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 10:13:36,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-10-14 10:13:36,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 210. [2024-10-14 10:13:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 153 states have (on average 1.3333333333333333) internal successors, (204), 154 states have internal predecessors, (204), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:13:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 308 transitions. [2024-10-14 10:13:36,341 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 308 transitions. Word has length 154 [2024-10-14 10:13:36,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:36,342 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 308 transitions. [2024-10-14 10:13:36,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 308 transitions. [2024-10-14 10:13:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-10-14 10:13:36,346 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:36,347 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:36,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 10:13:36,347 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:36,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:36,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1948278402, now seen corresponding path program 1 times [2024-10-14 10:13:36,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:13:36,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995440972] [2024-10-14 10:13:36,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:36,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:13:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 10:13:36,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1889539701] [2024-10-14 10:13:36,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:36,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:13:36,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:13:36,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 10:13:36,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 10:13:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:13:36,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 10:13:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:13:36,738 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 10:13:36,739 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 10:13:36,740 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 10:13:36,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 10:13:36,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:13:36,945 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:37,027 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 10:13:37,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:13:37 BoogieIcfgContainer [2024-10-14 10:13:37,030 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 10:13:37,030 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 10:13:37,030 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 10:13:37,030 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 10:13:37,031 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:13:32" (3/4) ... [2024-10-14 10:13:37,032 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 10:13:37,033 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 10:13:37,034 INFO L158 Benchmark]: Toolchain (without parser) took 5902.27ms. Allocated memory was 186.6MB in the beginning and 276.8MB in the end (delta: 90.2MB). Free memory was 155.3MB in the beginning and 161.3MB in the end (delta: -6.1MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,034 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:13:37,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.01ms. Allocated memory is still 186.6MB. Free memory was 155.0MB in the beginning and 141.8MB in the end (delta: 13.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.61ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 136.8MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,035 INFO L158 Benchmark]: Boogie Preprocessor took 76.07ms. Allocated memory is still 186.6MB. Free memory was 136.8MB in the beginning and 128.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,035 INFO L158 Benchmark]: RCFGBuilder took 604.00ms. Allocated memory is still 186.6MB. Free memory was 128.4MB in the beginning and 94.1MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,035 INFO L158 Benchmark]: TraceAbstraction took 4843.11ms. Allocated memory was 186.6MB in the beginning and 276.8MB in the end (delta: 90.2MB). Free memory was 93.6MB in the beginning and 161.3MB in the end (delta: -67.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-10-14 10:13:37,035 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 276.8MB. Free memory is still 161.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:13:37,037 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 87.7MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.01ms. Allocated memory is still 186.6MB. Free memory was 155.0MB in the beginning and 141.8MB in the end (delta: 13.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.61ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 136.8MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.07ms. Allocated memory is still 186.6MB. Free memory was 136.8MB in the beginning and 128.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 604.00ms. Allocated memory is still 186.6MB. Free memory was 128.4MB in the beginning and 94.1MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4843.11ms. Allocated memory was 186.6MB in the beginning and 276.8MB in the end (delta: 90.2MB). Free memory was 93.6MB in the beginning and 161.3MB in the end (delta: -67.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Witness Printer took 3.26ms. Allocated memory is still 276.8MB. Free memory is still 161.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 178, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryArithmeticFLOAToperation at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] signed char var_1_25 = -16; [L43] float var_1_28 = 3.5; [L44] signed short int var_1_29 = -8; [L45] signed char var_1_31 = -32; [L46] signed char var_1_32 = 2; [L47] signed long int var_1_34 = -4; [L48] double var_1_38 = 0.5; [L49] unsigned long int last_1_var_1_1 = 64; [L50] unsigned char last_1_var_1_11 = 50; [L182] isInitial = 1 [L183] FCALL initially() [L184] COND TRUE 1 [L185] CALL updateLastVariables() [L174] last_1_var_1_1 = var_1_1 [L175] last_1_var_1_11 = var_1_11 [L185] RET updateLastVariables() [L186] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L137] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L138] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_ulong() [L140] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L141] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=1, var_1_8=0, var_1_9=0] [L142] var_1_7 = __VERIFIER_nondet_ulong() [L143] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_8=0, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L144] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L145] var_1_9 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0] [L146] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0] [L147] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L147] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L148] var_1_10 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L150] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L151] var_1_12 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L153] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L154] var_1_13 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L156] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L157] var_1_16 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L159] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L160] var_1_17 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L162] var_1_19 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L164] var_1_20 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L166] var_1_21 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L168] var_1_22 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L169] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L171] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L186] RET updateVariables() [L187] CALL step() [L54] COND FALSE !((~ (var_1_5 % 200u)) < 32u) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L57] COND TRUE var_1_12 > var_1_16 [L58] var_1_28 = ((((4.2f) < (1.25f)) ? (4.2f) : (1.25f))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L60] COND TRUE (~ (5 + var_1_16)) >= 10000u [L61] var_1_29 = (((((var_1_13 + var_1_12)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((var_1_13 + var_1_12)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L65] var_1_31 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L66] EXPR var_1_1 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L66] EXPR ((var_1_13) < ((var_1_1 | -5))) ? (var_1_13) : ((var_1_1 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L66] COND FALSE !(var_1_11 <= ((((var_1_13) < ((var_1_1 | -5))) ? (var_1_13) : ((var_1_1 | -5))))) [L71] COND TRUE ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12))) <= var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L72] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L88] var_1_38 = var_1_19 [L89] signed long int stepLocal_1 = last_1_var_1_11; [L90] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L91] COND TRUE stepLocal_1 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L92] COND FALSE !(last_1_var_1_1 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L96] unsigned long int stepLocal_3 = var_1_7; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L97] EXPR 5u << (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L97] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L98] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L109] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L111] COND FALSE !(! (var_1_11 >= var_1_11)) [L118] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L120] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L125] COND FALSE !(\read(var_1_10)) [L128] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L130] unsigned long int stepLocal_4 = ~ var_1_1; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L131] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L187] RET step() [L188] CALL, EXPR property() [L178] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L178] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L178] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L178-L179] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_19=2, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_4=0, var_1_5=3221225600, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 7, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 490 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 490 mSDsluCounter, 1908 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1070 mSDsCounter, 142 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 448 IncrementalHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 142 mSolverCounterUnsat, 838 mSDtfsCounter, 448 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 316 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=5, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 154 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1226 NumberOfCodeBlocks, 1226 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 908 ConstructedInterpolants, 0 QuantifiedInterpolants, 2737 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 5544/5544 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 10:13:37,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.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 ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:13:39,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:13:39,095 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 10:13:39,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:13:39,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:13:39,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:13:39,127 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:13:39,128 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:13:39,128 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:13:39,128 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:13:39,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:13:39,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:13:39,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:13:39,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:13:39,130 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:13:39,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:13:39,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:13:39,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:13:39,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:13:39,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:13:39,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:13:39,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 10:13:39,135 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:13:39,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:13:39,136 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:13:39,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:13:39,136 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:13:39,136 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:13:39,136 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:13:39,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:13:39,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:13:39,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:13:39,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:13:39,137 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 10:13:39,138 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 10:13:39,138 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:13:39,142 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:13:39,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:13:39,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:13:39,142 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 10:13:39,142 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 [2024-10-14 10:13:39,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:13:39,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:13:39,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:13:39,400 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:13:39,400 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:13:39,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:40,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:13:40,809 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:13:40,810 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:40,820 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/967f0e6b7/ab30e29c51fe47cb84db999b2fca3876/FLAGaa2e0dbb7 [2024-10-14 10:13:41,186 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/967f0e6b7/ab30e29c51fe47cb84db999b2fca3876 [2024-10-14 10:13:41,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:13:41,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:13:41,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:13:41,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:13:41,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:13:41,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201fa274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41, skipping insertion in model container [2024-10-14 10:13:41,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:13:41,360 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2024-10-14 10:13:41,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:13:41,463 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:13:41,475 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2024-10-14 10:13:41,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:13:41,565 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:13:41,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41 WrapperNode [2024-10-14 10:13:41,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:13:41,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:13:41,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:13:41,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:13:41,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,622 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-10-14 10:13:41,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:13:41,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:13:41,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:13:41,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:13:41,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,649 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,666 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 10:13:41,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:13:41,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:13:41,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:13:41,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:13:41,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (1/1) ... [2024-10-14 10:13:41,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:13:41,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:13:41,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 10:13:41,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 10:13:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:13:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 10:13:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:13:41,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:13:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:13:41,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:13:41,846 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:13:41,849 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:13:43,363 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-10-14 10:13:43,363 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:13:43,419 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:13:43,420 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:13:43,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:13:43 BoogieIcfgContainer [2024-10-14 10:13:43,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:13:43,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:13:43,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:13:43,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:13:43,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:13:41" (1/3) ... [2024-10-14 10:13:43,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104f9bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:13:43, skipping insertion in model container [2024-10-14 10:13:43,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:13:41" (2/3) ... [2024-10-14 10:13:43,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104f9bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:13:43, skipping insertion in model container [2024-10-14 10:13:43,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:13:43" (3/3) ... [2024-10-14 10:13:43,429 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2024-10-14 10:13:43,441 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:13:43,442 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:13:43,501 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:13:43,506 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;@75b0f98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:13:43,507 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:13:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 50 states have (on average 1.54) internal successors, (77), 51 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-14 10:13:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-14 10:13:43,528 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:43,528 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:43,529 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:43,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:43,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1826732230, now seen corresponding path program 1 times [2024-10-14 10:13:43,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:13:43,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081163653] [2024-10-14 10:13:43,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:43,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:43,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:13:43,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:13:43,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-14 10:13:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:43,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 10:13:43,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:13:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-10-14 10:13:43,928 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:13:43,928 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:13:43,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081163653] [2024-10-14 10:13:43,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2081163653] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:43,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:43,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:13:43,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847998516] [2024-10-14 10:13:43,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:43,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:13:43,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:13:43,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:13:43,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:13:43,952 INFO L87 Difference]: Start difference. First operand has 75 states, 50 states have (on average 1.54) internal successors, (77), 51 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-14 10:13:45,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:45,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:45,432 INFO L93 Difference]: Finished difference Result 146 states and 260 transitions. [2024-10-14 10:13:45,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:13:45,453 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2024-10-14 10:13:45,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:45,459 INFO L225 Difference]: With dead ends: 146 [2024-10-14 10:13:45,459 INFO L226 Difference]: Without dead ends: 72 [2024-10-14 10:13:45,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:13:45,463 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:45,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-14 10:13:45,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-10-14 10:13:45,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-10-14 10:13:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-14 10:13:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2024-10-14 10:13:45,496 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 145 [2024-10-14 10:13:45,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:45,496 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2024-10-14 10:13:45,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-14 10:13:45,497 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-10-14 10:13:45,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-14 10:13:45,503 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:45,504 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:45,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 10:13:45,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:45,705 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:45,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:45,706 INFO L85 PathProgramCache]: Analyzing trace with hash -962339628, now seen corresponding path program 1 times [2024-10-14 10:13:45,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:13:45,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954159718] [2024-10-14 10:13:45,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:45,707 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:45,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:13:45,711 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:13:45,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-14 10:13:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:46,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 10:13:46,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:13:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:47,388 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:13:47,388 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:13:47,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954159718] [2024-10-14 10:13:47,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [954159718] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:47,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:47,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 10:13:47,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830123149] [2024-10-14 10:13:47,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:47,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 10:13:47,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:13:47,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 10:13:47,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:13:47,394 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:49,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:51,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:51,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:51,145 INFO L93 Difference]: Finished difference Result 215 states and 332 transitions. [2024-10-14 10:13:51,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 10:13:51,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 145 [2024-10-14 10:13:51,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:51,167 INFO L225 Difference]: With dead ends: 215 [2024-10-14 10:13:51,167 INFO L226 Difference]: Without dead ends: 144 [2024-10-14 10:13:51,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 10:13:51,168 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 86 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:51,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 333 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-14 10:13:51,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-10-14 10:13:51,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 127. [2024-10-14 10:13:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 80 states have (on average 1.35) internal successors, (108), 80 states have internal predecessors, (108), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-14 10:13:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 196 transitions. [2024-10-14 10:13:51,200 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 196 transitions. Word has length 145 [2024-10-14 10:13:51,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:51,200 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 196 transitions. [2024-10-14 10:13:51,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 196 transitions. [2024-10-14 10:13:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-14 10:13:51,202 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:51,202 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:51,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-14 10:13:51,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:51,403 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:51,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:51,404 INFO L85 PathProgramCache]: Analyzing trace with hash -659819209, now seen corresponding path program 1 times [2024-10-14 10:13:51,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:13:51,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154760557] [2024-10-14 10:13:51,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:51,404 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:51,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:13:51,407 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:13:51,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-14 10:13:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:51,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 10:13:51,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:13:52,582 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-14 10:13:52,582 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:13:52,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:13:52,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154760557] [2024-10-14 10:13:52,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1154760557] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:13:52,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:13:52,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 10:13:52,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969141524] [2024-10-14 10:13:52,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:13:52,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 10:13:52,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:13:52,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 10:13:52,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:13:52,584 INFO L87 Difference]: Start difference. First operand 127 states and 196 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:54,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:56,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:56,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:56,475 INFO L93 Difference]: Finished difference Result 215 states and 331 transitions. [2024-10-14 10:13:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 10:13:56,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-10-14 10:13:56,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:56,499 INFO L225 Difference]: With dead ends: 215 [2024-10-14 10:13:56,499 INFO L226 Difference]: Without dead ends: 144 [2024-10-14 10:13:56,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 10:13:56,502 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 84 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:56,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 334 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-14 10:13:56,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-10-14 10:13:56,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 128. [2024-10-14 10:13:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 81 states have (on average 1.345679012345679) internal successors, (109), 81 states have internal predecessors, (109), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-14 10:13:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 197 transitions. [2024-10-14 10:13:56,528 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 197 transitions. Word has length 146 [2024-10-14 10:13:56,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:56,529 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 197 transitions. [2024-10-14 10:13:56,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-10-14 10:13:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 197 transitions. [2024-10-14 10:13:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-14 10:13:56,531 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:56,531 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:56,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-14 10:13:56,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:56,732 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:56,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:56,732 INFO L85 PathProgramCache]: Analyzing trace with hash 41245369, now seen corresponding path program 1 times [2024-10-14 10:13:56,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:13:56,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1699789983] [2024-10-14 10:13:56,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:13:56,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:13:56,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-14 10:13:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:57,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-14 10:13:57,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:13:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 471 proven. 36 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2024-10-14 10:13:57,250 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 10:13:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 27 proven. 36 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-14 10:13:57,543 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:13:57,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1699789983] [2024-10-14 10:13:57,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1699789983] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 10:13:57,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 10:13:57,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-10-14 10:13:57,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303345847] [2024-10-14 10:13:57,545 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 10:13:57,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 10:13:57,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:13:57,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 10:13:57,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 10:13:57,547 INFO L87 Difference]: Start difference. First operand 128 states and 197 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-14 10:13:58,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:13:58,944 INFO L93 Difference]: Finished difference Result 219 states and 326 transitions. [2024-10-14 10:13:58,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 10:13:58,945 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 146 [2024-10-14 10:13:58,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:13:58,947 INFO L225 Difference]: With dead ends: 219 [2024-10-14 10:13:58,947 INFO L226 Difference]: Without dead ends: 139 [2024-10-14 10:13:58,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 284 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-10-14 10:13:58,948 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 39 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-14 10:13:58,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 162 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-14 10:13:58,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-10-14 10:13:58,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 131. [2024-10-14 10:13:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 82 states have (on average 1.2073170731707317) internal successors, (99), 82 states have internal predecessors, (99), 44 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-14 10:13:58,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 187 transitions. [2024-10-14 10:13:58,975 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 187 transitions. Word has length 146 [2024-10-14 10:13:58,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:13:58,976 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 187 transitions. [2024-10-14 10:13:58,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-14 10:13:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 187 transitions. [2024-10-14 10:13:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-14 10:13:58,979 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:13:58,979 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:13:58,998 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 (5)] Ended with exit code 0 [2024-10-14 10:13:59,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:59,180 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:13:59,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:13:59,180 INFO L85 PathProgramCache]: Analyzing trace with hash 98503671, now seen corresponding path program 1 times [2024-10-14 10:13:59,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:13:59,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714587630] [2024-10-14 10:13:59,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:13:59,181 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:13:59,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:13:59,183 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) [2024-10-14 10:13:59,184 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 [2024-10-14 10:13:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:13:59,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-14 10:13:59,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:13:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 494 proven. 60 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-14 10:13:59,941 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 10:14:00,533 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-14 10:14:00,533 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:14:00,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714587630] [2024-10-14 10:14:00,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [714587630] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 10:14:00,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 10:14:00,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 17 [2024-10-14 10:14:00,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140237149] [2024-10-14 10:14:00,534 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 10:14:00,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-14 10:14:00,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:14:00,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-14 10:14:00,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2024-10-14 10:14:00,535 INFO L87 Difference]: Start difference. First operand 131 states and 187 transitions. Second operand has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-10-14 10:14:03,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:14:05,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:14:05,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:14:05,746 INFO L93 Difference]: Finished difference Result 285 states and 387 transitions. [2024-10-14 10:14:05,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-14 10:14:05,746 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 146 [2024-10-14 10:14:05,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:14:05,748 INFO L225 Difference]: With dead ends: 285 [2024-10-14 10:14:05,748 INFO L226 Difference]: Without dead ends: 213 [2024-10-14 10:14:05,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=186, Invalid=414, Unknown=0, NotChecked=0, Total=600 [2024-10-14 10:14:05,749 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 193 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-10-14 10:14:05,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 345 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-10-14 10:14:05,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-10-14 10:14:05,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 171. [2024-10-14 10:14:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 109 states have (on average 1.165137614678899) internal successors, (127), 110 states have internal predecessors, (127), 52 states have call successors, (52), 9 states have call predecessors, (52), 9 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:14:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 231 transitions. [2024-10-14 10:14:05,775 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 231 transitions. Word has length 146 [2024-10-14 10:14:05,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:14:05,777 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 231 transitions. [2024-10-14 10:14:05,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-10-14 10:14:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 231 transitions. [2024-10-14 10:14:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-14 10:14:05,780 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:14:05,780 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:14:05,795 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 [2024-10-14 10:14:05,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:14:05,981 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:14:05,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:14:05,981 INFO L85 PathProgramCache]: Analyzing trace with hash 98563253, now seen corresponding path program 1 times [2024-10-14 10:14:05,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:14:05,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [834578053] [2024-10-14 10:14:05,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:14:05,982 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:14:05,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:14:05,983 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:14:05,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-14 10:14:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:14:06,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-10-14 10:14:06,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:14:39,502 WARN L286 SmtUtils]: Spent 11.89s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)