./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.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 75d80daf48c0e9a1b2603b3e6c05c803d462c7bec0bbf2b539c9d86e71cd2b87 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:23:24,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:23:24,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:23:24,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:23:24,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:23:24,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:23:24,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:23:24,550 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:23:24,551 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:23:24,552 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:23:24,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:23:24,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:23:24,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:23:24,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:23:24,555 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:23:24,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:23:24,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:23:24,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:23:24,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:23:24,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:23:24,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:23:24,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:23:24,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:23:24,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:23:24,562 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:23:24,562 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:23:24,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:23:24,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:23:24,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:23:24,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:23:24,564 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:23:24,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:23:24,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:24,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:23:24,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:23:24,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:23:24,565 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:23:24,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:23:24,566 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:23:24,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:23:24,566 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:23:24,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:23:24,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d80daf48c0e9a1b2603b3e6c05c803d462c7bec0bbf2b539c9d86e71cd2b87 [2024-11-18 21:23:24,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:23:24,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:23:24,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:23:24,897 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:23:24,897 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:23:24,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:26,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:23:26,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:23:26,608 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:26,624 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85e48c10/8663295b53f941b0b4f34f790d0e19f9/FLAGf0d6e6825 [2024-11-18 21:23:26,967 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85e48c10/8663295b53f941b0b4f34f790d0e19f9 [2024-11-18 21:23:26,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:23:26,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:23:26,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:26,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:23:26,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:23:26,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:26" (1/1) ... [2024-11-18 21:23:26,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f063c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:26, skipping insertion in model container [2024-11-18 21:23:26,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:26" (1/1) ... [2024-11-18 21:23:27,017 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:23:27,195 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i[919,932] [2024-11-18 21:23:27,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:27,327 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:23:27,341 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i[919,932] [2024-11-18 21:23:27,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:27,422 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:23:27,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27 WrapperNode [2024-11-18 21:23:27,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:27,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:27,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:23:27,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:23:27,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,481 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2024-11-18 21:23:27,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:27,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:23:27,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:23:27,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:23:27,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,500 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,527 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 21:23:27,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:23:27,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:23:27,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:23:27,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:23:27,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (1/1) ... [2024-11-18 21:23:27,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:27,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:27,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 21:23:27,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 21:23:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:23:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:23:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:23:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:23:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:23:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:23:27,732 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:23:27,734 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:23:28,188 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 21:23:28,188 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:23:28,205 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:23:28,205 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:23:28,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:28 BoogieIcfgContainer [2024-11-18 21:23:28,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:23:28,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:23:28,208 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:23:28,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:23:28,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:23:26" (1/3) ... [2024-11-18 21:23:28,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6222f1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:28, skipping insertion in model container [2024-11-18 21:23:28,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:27" (2/3) ... [2024-11-18 21:23:28,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6222f1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:28, skipping insertion in model container [2024-11-18 21:23:28,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:28" (3/3) ... [2024-11-18 21:23:28,217 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:28,231 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:23:28,231 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:23:28,284 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:23:28,290 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;@4225f4ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:23:28,290 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:23:28,295 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 59 states have (on average 1.5593220338983051) internal successors, (92), 60 states have internal predecessors, (92), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:28,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 21:23:28,313 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:28,314 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:28,314 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:28,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:28,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1440906748, now seen corresponding path program 1 times [2024-11-18 21:23:28,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:28,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37897592] [2024-11-18 21:23:28,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:28,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-18 21:23:28,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:23:28,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37897592] [2024-11-18 21:23:28,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37897592] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:23:28,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581317060] [2024-11-18 21:23:28,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:28,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:28,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:28,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:23:28,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 21:23:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:28,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:23:28,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-18 21:23:28,913 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:23:28,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581317060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:28,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:23:28,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 21:23:28,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90149127] [2024-11-18 21:23:28,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:28,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:23:28,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:23:28,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:23:28,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:23:28,949 INFO L87 Difference]: Start difference. First operand has 82 states, 59 states have (on average 1.5593220338983051) internal successors, (92), 60 states have internal predecessors, (92), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 21:23:28,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:28,982 INFO L93 Difference]: Finished difference Result 157 states and 278 transitions. [2024-11-18 21:23:28,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:23:28,985 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2024-11-18 21:23:28,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:28,992 INFO L225 Difference]: With dead ends: 157 [2024-11-18 21:23:28,993 INFO L226 Difference]: Without dead ends: 78 [2024-11-18 21:23:28,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:23:29,002 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:29,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:23:29,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-18 21:23:29,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-18 21:23:29,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 56 states have (on average 1.5178571428571428) internal successors, (85), 56 states have internal predecessors, (85), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 125 transitions. [2024-11-18 21:23:29,049 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 125 transitions. Word has length 137 [2024-11-18 21:23:29,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:29,050 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 125 transitions. [2024-11-18 21:23:29,050 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 21:23:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2024-11-18 21:23:29,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 21:23:29,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:29,054 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:29,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 21:23:29,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 21:23:29,255 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:29,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:29,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1283149572, now seen corresponding path program 1 times [2024-11-18 21:23:29,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:29,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259103778] [2024-11-18 21:23:29,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:29,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 21:23:29,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:23:29,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259103778] [2024-11-18 21:23:29,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259103778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:29,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:29,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:23:29,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487537009] [2024-11-18 21:23:29,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:29,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:23:29,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:23:29,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:23:29,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:29,489 INFO L87 Difference]: Start difference. First operand 78 states and 125 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:29,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:29,539 INFO L93 Difference]: Finished difference Result 184 states and 298 transitions. [2024-11-18 21:23:29,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:23:29,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-18 21:23:29,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:29,546 INFO L225 Difference]: With dead ends: 184 [2024-11-18 21:23:29,546 INFO L226 Difference]: Without dead ends: 109 [2024-11-18 21:23:29,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:29,549 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 49 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:29,551 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 285 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:23:29,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-18 21:23:29,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 96. [2024-11-18 21:23:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 74 states have (on average 1.5675675675675675) internal successors, (116), 74 states have internal predecessors, (116), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:29,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 156 transitions. [2024-11-18 21:23:29,578 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 156 transitions. Word has length 137 [2024-11-18 21:23:29,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:29,579 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 156 transitions. [2024-11-18 21:23:29,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2024-11-18 21:23:29,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 21:23:29,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:29,584 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:29,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 21:23:29,584 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:29,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:29,585 INFO L85 PathProgramCache]: Analyzing trace with hash -710995134, now seen corresponding path program 1 times [2024-11-18 21:23:29,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:29,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487737479] [2024-11-18 21:23:29,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:29,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:29,774 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 21:23:29,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:23:29,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487737479] [2024-11-18 21:23:29,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487737479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:29,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:29,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:23:29,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585687170] [2024-11-18 21:23:29,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:29,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:23:29,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:23:29,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:23:29,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:29,784 INFO L87 Difference]: Start difference. First operand 96 states and 156 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:29,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:29,892 INFO L93 Difference]: Finished difference Result 274 states and 446 transitions. [2024-11-18 21:23:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:23:29,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-18 21:23:29,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:29,897 INFO L225 Difference]: With dead ends: 274 [2024-11-18 21:23:29,897 INFO L226 Difference]: Without dead ends: 181 [2024-11-18 21:23:29,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:29,901 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 109 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:29,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 223 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:23:29,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-18 21:23:29,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 175. [2024-11-18 21:23:29,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 132 states have (on average 1.5) internal successors, (198), 132 states have internal predecessors, (198), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-18 21:23:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 278 transitions. [2024-11-18 21:23:29,922 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 278 transitions. Word has length 137 [2024-11-18 21:23:29,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:29,923 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 278 transitions. [2024-11-18 21:23:29,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions. [2024-11-18 21:23:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 21:23:29,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:29,929 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:29,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 21:23:29,930 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:29,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:29,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1989011770, now seen corresponding path program 1 times [2024-11-18 21:23:29,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:29,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874078276] [2024-11-18 21:23:29,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:29,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:30,370 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 21:23:30,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:23:30,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874078276] [2024-11-18 21:23:30,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874078276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:30,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:30,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:23:30,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523202300] [2024-11-18 21:23:30,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:30,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:23:30,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:23:30,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:23:30,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:30,377 INFO L87 Difference]: Start difference. First operand 175 states and 278 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:30,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:30,485 INFO L93 Difference]: Finished difference Result 409 states and 651 transitions. [2024-11-18 21:23:30,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:23:30,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-18 21:23:30,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:30,492 INFO L225 Difference]: With dead ends: 409 [2024-11-18 21:23:30,492 INFO L226 Difference]: Without dead ends: 237 [2024-11-18 21:23:30,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:30,496 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 50 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:30,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 197 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:23:30,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-18 21:23:30,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 212. [2024-11-18 21:23:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 148 states have (on average 1.445945945945946) internal successors, (214), 148 states have internal predecessors, (214), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-18 21:23:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 334 transitions. [2024-11-18 21:23:30,539 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 334 transitions. Word has length 137 [2024-11-18 21:23:30,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:30,539 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 334 transitions. [2024-11-18 21:23:30,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:30,540 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 334 transitions. [2024-11-18 21:23:30,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-18 21:23:30,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:30,542 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:30,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 21:23:30,542 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:30,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:30,543 INFO L85 PathProgramCache]: Analyzing trace with hash -697702602, now seen corresponding path program 1 times [2024-11-18 21:23:30,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:30,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527711702] [2024-11-18 21:23:30,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:30,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:23:30,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [384858487] [2024-11-18 21:23:30,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:30,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:30,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:30,646 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:23:30,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 21:23:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:23:30,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:23:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:23:30,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:23:30,916 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:23:30,917 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:23:30,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 21:23:31,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:31,123 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-18 21:23:31,276 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:23:31,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:23:31 BoogieIcfgContainer [2024-11-18 21:23:31,279 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:23:31,280 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:23:31,280 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:23:31,280 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:23:31,283 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:28" (3/4) ... [2024-11-18 21:23:31,286 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:23:31,287 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:23:31,288 INFO L158 Benchmark]: Toolchain (without parser) took 4317.11ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 105.0MB in the beginning and 136.7MB in the end (delta: -31.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,288 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:23:31,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.57ms. Allocated memory is still 159.4MB. Free memory was 104.6MB in the beginning and 87.1MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.66ms. Allocated memory is still 159.4MB. Free memory was 87.1MB in the beginning and 82.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,289 INFO L158 Benchmark]: Boogie Preprocessor took 87.50ms. Allocated memory is still 159.4MB. Free memory was 82.6MB in the beginning and 76.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,290 INFO L158 Benchmark]: RCFGBuilder took 632.03ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 76.3MB in the beginning and 182.3MB in the end (delta: -106.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,291 INFO L158 Benchmark]: TraceAbstraction took 3071.16ms. Allocated memory is still 216.0MB. Free memory was 181.3MB in the beginning and 137.8MB in the end (delta: 43.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-11-18 21:23:31,291 INFO L158 Benchmark]: Witness Printer took 7.60ms. Allocated memory is still 216.0MB. Free memory was 137.8MB in the beginning and 136.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:23:31,293 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 129.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.57ms. Allocated memory is still 159.4MB. Free memory was 104.6MB in the beginning and 87.1MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.66ms. Allocated memory is still 159.4MB. Free memory was 87.1MB in the beginning and 82.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.50ms. Allocated memory is still 159.4MB. Free memory was 82.6MB in the beginning and 76.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 632.03ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 76.3MB in the beginning and 182.3MB in the end (delta: -106.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3071.16ms. Allocated memory is still 216.0MB. Free memory was 181.3MB in the beginning and 137.8MB in the end (delta: 43.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Witness Printer took 7.60ms. Allocated memory is still 216.0MB. Free memory was 137.8MB in the beginning and 136.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 184, overapproximation of someBinaryFLOATComparisonOperation at line 176. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] unsigned char var_1_4 = 0; [L24] unsigned short int var_1_8 = 32; [L25] signed long int var_1_9 = -16; [L26] unsigned short int var_1_10 = 5; [L27] unsigned char var_1_12 = 32; [L28] unsigned char var_1_13 = 1; [L29] unsigned char var_1_14 = 0; [L30] unsigned char var_1_15 = 0; [L31] double var_1_16 = 63.75; [L32] double var_1_17 = 8.5; [L33] signed short int var_1_18 = -64; [L34] unsigned char var_1_19 = 32; [L35] signed short int var_1_24 = -1; [L36] signed short int var_1_25 = 2; [L37] unsigned char var_1_26 = 100; [L38] unsigned char var_1_29 = 128; [L39] unsigned char var_1_30 = 64; [L40] signed char var_1_31 = -1; [L41] unsigned short int var_1_32 = 100; [L42] unsigned long int var_1_33 = 0; [L43] float var_1_36 = 16.8; [L44] signed char var_1_38 = 0; [L45] signed long int var_1_39 = -4; [L46] unsigned short int var_1_40 = 256; [L47] signed long int last_1_var_1_1 = 32; [L48] unsigned char last_1_var_1_12 = 32; [L49] signed short int last_1_var_1_18 = -64; VAL [isInitial=0, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] CALL updateLastVariables() [L179] last_1_var_1_1 = var_1_1 [L180] last_1_var_1_12 = var_1_12 [L181] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L191] RET updateLastVariables() [L192] CALL updateVariables() [L147] var_1_4 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_8=32, var_1_9=-16] [L148] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_8=32, var_1_9=-16] [L149] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L149] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L150] var_1_9 = __VERIFIER_nondet_long() [L151] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L151] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L152] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L152] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L153] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L153] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L154] var_1_10 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L155] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L156] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L156] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L157] var_1_13 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L158] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L159] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L159] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L160] var_1_15 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L162] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L162] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L163] var_1_17 = __VERIFIER_nondet_double() [L164] 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_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L164] 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_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L165] var_1_25 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L166] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_25 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L167] RET assume_abort_if_not(var_1_25 <= 9) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L168] var_1_29 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_29 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L169] RET assume_abort_if_not(var_1_29 >= 127) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_29 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L170] RET assume_abort_if_not(var_1_29 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L171] var_1_30 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L172] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L173] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L174] var_1_36 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L175] RET assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_36 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L176] RET assume_abort_if_not(var_1_36 != 0.0F) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L192] RET updateVariables() [L193] CALL step() [L53] EXPR var_1_12 & var_1_8 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L53] COND TRUE (var_1_12 & var_1_8) >= var_1_13 [L54] var_1_19 = var_1_13 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L56] EXPR var_1_1 >> ((((var_1_25) < (1)) ? (var_1_25) : (1))) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L56] COND FALSE !(((((var_1_12) < (25)) ? (var_1_12) : (25))) > (var_1_1 >> ((((var_1_25) < (1)) ? (var_1_25) : (1))))) [L63] COND FALSE !(var_1_15 && var_1_4) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L66] COND FALSE !(\read(var_1_4)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L71] COND FALSE !(var_1_14 && var_1_14) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L80] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L84] COND FALSE !(var_1_13 > var_1_8) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=32] [L89] var_1_38 = var_1_25 [L90] var_1_39 = var_1_30 [L91] var_1_40 = var_1_30 [L92] signed long int stepLocal_1 = last_1_var_1_18; [L93] signed long int stepLocal_0 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, stepLocal_1=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L94] COND FALSE !(stepLocal_1 >= (last_1_var_1_18 / var_1_9)) [L101] var_1_8 = last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L103] var_1_18 = var_1_8 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L104] COND FALSE !(var_1_10 < var_1_18) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L115] unsigned short int stepLocal_2 = var_1_8; VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, stepLocal_2=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L116] COND FALSE !(stepLocal_2 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L127] COND FALSE !(var_1_18 != var_1_12) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L132] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L139] COND FALSE !(\read(var_1_14)) [L142] var_1_16 = var_1_17 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return ((((((var_1_18 != var_1_12) ? (var_1_14 ? (var_1_1 == ((signed long int) ((((((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) < (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18))))) ? (((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) : (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18)))))))) : 1) : 1) && ((last_1_var_1_18 >= (last_1_var_1_18 / var_1_9)) ? ((last_1_var_1_18 < (last_1_var_1_1 * 256)) ? (var_1_8 == ((unsigned short int) ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))))) : (var_1_8 == ((unsigned short int) last_1_var_1_12))) : (var_1_8 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_10 < var_1_18) ? ((last_1_var_1_12 <= (5 - last_1_var_1_12)) ? (var_1_12 == ((unsigned char) var_1_13)) : ((last_1_var_1_12 == var_1_8) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) var_1_13)))) : 1)) && ((var_1_8 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) ? ((! (var_1_8 >= var_1_12)) ? (var_1_4 ? (var_1_14 == ((unsigned char) 0)) : (var_1_14 == ((unsigned char) var_1_15))) : (var_1_14 == ((unsigned char) var_1_15))) : 1)) && (var_1_14 ? (var_1_15 ? (var_1_16 == ((double) var_1_17)) : (var_1_16 == ((double) (((((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) > (var_1_17)) ? ((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) : (var_1_17)))))) : (var_1_14 ? (var_1_16 == ((double) 5.2)) : (var_1_16 == ((double) var_1_17))))) && (var_1_18 == ((signed short int) var_1_8)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=32, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_24=-1, var_1_25=0, var_1_26=100, var_1_29=127, var_1_30=63, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=63, var_1_40=63, var_1_4=0, var_1_8=32, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 208 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 208 mSDsluCounter, 830 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 308 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 522 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=4, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 961 NumberOfCodeBlocks, 961 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 680 ConstructedInterpolants, 0 QuantifiedInterpolants, 1249 SizeOfPredicates, 0 NumberOfNonLiveVariables, 342 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 3762/3800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 21:23:31,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.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 75d80daf48c0e9a1b2603b3e6c05c803d462c7bec0bbf2b539c9d86e71cd2b87 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:23:33,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:23:33,624 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:23:33,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:23:33,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:23:33,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:23:33,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:23:33,666 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:23:33,667 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:23:33,668 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:23:33,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:23:33,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:23:33,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:23:33,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:23:33,673 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:23:33,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:23:33,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:23:33,674 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:23:33,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:23:33,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:23:33,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:23:33,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:23:33,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:23:33,678 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:23:33,678 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:23:33,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:23:33,679 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:23:33,679 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:23:33,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:23:33,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:23:33,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:23:33,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:23:33,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:23:33,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:23:33,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:33,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:23:33,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:23:33,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:23:33,682 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:23:33,683 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:23:33,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:23:33,684 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:23:33,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:23:33,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:23:33,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d80daf48c0e9a1b2603b3e6c05c803d462c7bec0bbf2b539c9d86e71cd2b87 [2024-11-18 21:23:34,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:23:34,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:23:34,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:23:34,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:23:34,054 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:23:34,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:35,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:23:35,794 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:23:35,794 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:35,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cea2331e2/0b0d49d81efc427aa1a93969dfb70dfd/FLAG861c4ce0f [2024-11-18 21:23:36,151 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cea2331e2/0b0d49d81efc427aa1a93969dfb70dfd [2024-11-18 21:23:36,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:23:36,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:23:36,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:36,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:23:36,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:23:36,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4c53aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36, skipping insertion in model container [2024-11-18 21:23:36,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,209 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:23:36,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i[919,932] [2024-11-18 21:23:36,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:36,503 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:23:36,518 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i[919,932] [2024-11-18 21:23:36,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:36,599 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:23:36,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36 WrapperNode [2024-11-18 21:23:36,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:36,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:36,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:23:36,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:23:36,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,667 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-18 21:23:36,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:36,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:23:36,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:23:36,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:23:36,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,704 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,726 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 21:23:36,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:23:36,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:23:36,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:23:36,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:23:36,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (1/1) ... [2024-11-18 21:23:36,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:36,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:36,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 21:23:36,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 21:23:36,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:23:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:23:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:23:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:23:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:23:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:23:36,946 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:23:36,954 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:23:46,170 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 21:23:46,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:23:46,184 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:23:46,184 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:23:46,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:46 BoogieIcfgContainer [2024-11-18 21:23:46,185 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:23:46,187 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:23:46,187 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:23:46,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:23:46,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:23:36" (1/3) ... [2024-11-18 21:23:46,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:46, skipping insertion in model container [2024-11-18 21:23:46,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:36" (2/3) ... [2024-11-18 21:23:46,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:46, skipping insertion in model container [2024-11-18 21:23:46,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:46" (3/3) ... [2024-11-18 21:23:46,193 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-89.i [2024-11-18 21:23:46,207 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:23:46,207 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:23:46,278 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:23:46,289 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;@2e2d7019, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:23:46,290 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:23:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 54 states have (on average 1.5555555555555556) internal successors, (84), 55 states have internal predecessors, (84), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-18 21:23:46,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:46,311 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:46,311 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:46,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:46,317 INFO L85 PathProgramCache]: Analyzing trace with hash 229902263, now seen corresponding path program 1 times [2024-11-18 21:23:46,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:46,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1037591161] [2024-11-18 21:23:46,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:46,332 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:46,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:46,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:23:46,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 21:23:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:46,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:23:46,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-18 21:23:46,691 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:23:46,692 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:46,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1037591161] [2024-11-18 21:23:46,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1037591161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:46,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:46,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:23:46,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235526516] [2024-11-18 21:23:46,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:46,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:23:46,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:46,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:23:46,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:23:46,735 INFO L87 Difference]: Start difference. First operand has 77 states, 54 states have (on average 1.5555555555555556) internal successors, (84), 55 states have internal predecessors, (84), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 21:23:46,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:46,764 INFO L93 Difference]: Finished difference Result 147 states and 262 transitions. [2024-11-18 21:23:46,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:23:46,766 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 135 [2024-11-18 21:23:46,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:46,774 INFO L225 Difference]: With dead ends: 147 [2024-11-18 21:23:46,774 INFO L226 Difference]: Without dead ends: 73 [2024-11-18 21:23:46,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:23:46,780 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:46,781 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:23:46,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-18 21:23:46,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-18 21:23:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 51 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 117 transitions. [2024-11-18 21:23:46,819 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 117 transitions. Word has length 135 [2024-11-18 21:23:46,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:46,819 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 117 transitions. [2024-11-18 21:23:46,820 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 21:23:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2024-11-18 21:23:46,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-18 21:23:46,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:46,823 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:46,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 21:23:47,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:47,025 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:47,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:47,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1461785783, now seen corresponding path program 1 times [2024-11-18 21:23:47,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:47,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390908922] [2024-11-18 21:23:47,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:47,027 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:47,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:47,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:23:47,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 21:23:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:47,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 21:23:47,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:49,103 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 399 proven. 27 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-18 21:23:49,104 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:23:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-18 21:23:51,223 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:51,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390908922] [2024-11-18 21:23:51,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390908922] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:23:51,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:23:51,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 21:23:51,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341260904] [2024-11-18 21:23:51,224 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:23:51,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:23:51,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:51,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:23:51,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:23:51,228 INFO L87 Difference]: Start difference. First operand 73 states and 117 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 21:23:53,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:53,093 INFO L93 Difference]: Finished difference Result 151 states and 238 transitions. [2024-11-18 21:23:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 21:23:53,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 135 [2024-11-18 21:23:53,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:53,108 INFO L225 Difference]: With dead ends: 151 [2024-11-18 21:23:53,108 INFO L226 Difference]: Without dead ends: 81 [2024-11-18 21:23:53,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 21:23:53,110 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 62 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:53,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 222 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 21:23:53,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-18 21:23:53,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 77. [2024-11-18 21:23:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 21:23:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-18 21:23:53,129 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 135 [2024-11-18 21:23:53,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:53,130 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-18 21:23:53,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 21:23:53,130 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-18 21:23:53,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-18 21:23:53,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:53,132 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:53,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 21:23:53,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:53,333 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:53,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:53,334 INFO L85 PathProgramCache]: Analyzing trace with hash -530511881, now seen corresponding path program 1 times [2024-11-18 21:23:53,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:53,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1435519610] [2024-11-18 21:23:53,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:53,337 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:53,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:53,338 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:23:53,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 21:23:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:53,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 21:23:53,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 21:23:56,221 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:23:56,221 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:56,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1435519610] [2024-11-18 21:23:56,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1435519610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:56,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:56,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:23:56,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516641541] [2024-11-18 21:23:56,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:56,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:23:56,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:56,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:23:56,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:56,226 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:56,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:56,626 INFO L93 Difference]: Finished difference Result 220 states and 339 transitions. [2024-11-18 21:23:56,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:23:56,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 135 [2024-11-18 21:23:56,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:56,629 INFO L225 Difference]: With dead ends: 220 [2024-11-18 21:23:56,629 INFO L226 Difference]: Without dead ends: 146 [2024-11-18 21:23:56,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:23:56,633 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 39 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:56,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 203 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:23:56,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-11-18 21:23:56,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 142. [2024-11-18 21:23:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 97 states have (on average 1.3814432989690721) internal successors, (134), 97 states have internal predecessors, (134), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-18 21:23:56,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 214 transitions. [2024-11-18 21:23:56,658 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 214 transitions. Word has length 135 [2024-11-18 21:23:56,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:56,659 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 214 transitions. [2024-11-18 21:23:56,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 21:23:56,660 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 214 transitions. [2024-11-18 21:23:56,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-18 21:23:56,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:56,662 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:23:56,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-18 21:23:56,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:56,863 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:56,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1573954183, now seen corresponding path program 1 times [2024-11-18 21:23:56,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:56,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563821552] [2024-11-18 21:23:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:56,865 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:56,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:56,869 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:23:56,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 21:23:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:57,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-18 21:23:57,099 INFO L278 TraceCheckSpWp]: Computing forward predicates...