./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.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-83.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 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:22:48,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:22:48,348 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:22:48,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:22:48,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:22:48,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:22:48,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:22:48,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:22:48,382 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:22:48,386 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:22:48,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:22:48,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:22:48,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:22:48,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:22:48,387 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:22:48,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:22:48,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:22:48,388 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:22:48,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:22:48,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:22:48,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:22:48,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:22:48,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:22:48,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:22:48,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:22:48,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:22:48,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:22:48,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:22:48,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:22:48,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:22:48,393 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:22:48,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:22:48,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:22:48,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:22:48,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:22:48,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:22:48,395 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:22:48,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:22:48,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:22:48,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:22:48,396 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:22:48,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:22:48,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 [2024-11-18 21:22:48,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:22:48,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:22:48,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:22:48,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:22:48,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:22:48,652 INFO L431 ainManager$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-83.i [2024-11-18 21:22:50,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:22:50,324 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:22:50,326 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-18 21:22:50,339 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2cdd35e7/b4af76041c164a1dab779d2d6a7be194/FLAG97c6fb144 [2024-11-18 21:22:50,691 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2cdd35e7/b4af76041c164a1dab779d2d6a7be194 [2024-11-18 21:22:50,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:22:50,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:22:50,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:22:50,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:22:50,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:22:50,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:22:50" (1/1) ... [2024-11-18 21:22:50,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c5786ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:50, skipping insertion in model container [2024-11-18 21:22:50,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:22:50" (1/1) ... [2024-11-18 21:22:50,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:22:50,927 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-83.i[919,932] [2024-11-18 21:22:51,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:22:51,058 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:22:51,067 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-83.i[919,932] [2024-11-18 21:22:51,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:22:51,127 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:22:51,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51 WrapperNode [2024-11-18 21:22:51,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:22:51,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:22:51,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:22:51,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:22:51,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,206 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-18 21:22:51,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:22:51,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:22:51,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:22:51,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:22:51,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,227 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,253 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 21:22:51,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:22:51,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:22:51,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:22:51,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:22:51,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (1/1) ... [2024-11-18 21:22:51,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:22:51,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:22:51,355 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 21:22:51,358 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 21:22:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:22:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:22:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:22:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:22:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:22:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:22:51,505 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:22:51,507 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:22:52,128 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-18 21:22:52,128 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:22:52,146 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:22:52,147 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:22:52,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:22:52 BoogieIcfgContainer [2024-11-18 21:22:52,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:22:52,150 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:22:52,151 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:22:52,154 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:22:52,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:22:50" (1/3) ... [2024-11-18 21:22:52,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3e8396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:22:52, skipping insertion in model container [2024-11-18 21:22:52,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:22:51" (2/3) ... [2024-11-18 21:22:52,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3e8396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:22:52, skipping insertion in model container [2024-11-18 21:22:52,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:22:52" (3/3) ... [2024-11-18 21:22:52,158 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-18 21:22:52,175 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:22:52,176 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:22:52,240 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:22:52,247 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;@b453659, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:22:52,248 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:22:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 79 states have (on average 1.5443037974683544) internal successors, (122), 80 states have internal predecessors, (122), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:22:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-18 21:22:52,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:22:52,276 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:52,277 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:22:52,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:22:52,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1371574606, now seen corresponding path program 1 times [2024-11-18 21:22:52,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:22:52,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369730317] [2024-11-18 21:22:52,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:52,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:22:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-18 21:22:52,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:22:52,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369730317] [2024-11-18 21:22:52,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369730317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:22:52,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401275576] [2024-11-18 21:22:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:52,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:22:52,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:22:52,671 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 21:22:52,672 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 21:22:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:52,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:22:52,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:22:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-18 21:22:52,871 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:22:52,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1401275576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:22:52,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:22:52,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 21:22:52,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965111026] [2024-11-18 21:22:52,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:22:52,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:22:52,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:22:52,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:22:52,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:22:52,904 INFO L87 Difference]: Start difference. First operand has 103 states, 79 states have (on average 1.5443037974683544) internal successors, (122), 80 states have internal predecessors, (122), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:22:52,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:22:52,941 INFO L93 Difference]: Finished difference Result 199 states and 343 transitions. [2024-11-18 21:22:52,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:22:52,944 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 146 [2024-11-18 21:22:52,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:22:52,954 INFO L225 Difference]: With dead ends: 199 [2024-11-18 21:22:52,954 INFO L226 Difference]: Without dead ends: 99 [2024-11-18 21:22:52,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 21:22:52,960 INFO L432 NwaCegarLoop]: 157 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, 157 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 21:22:52,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:22:52,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-18 21:22:53,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-18 21:22:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 76 states have (on average 1.513157894736842) internal successors, (115), 76 states have internal predecessors, (115), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:22:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2024-11-18 21:22:53,009 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 146 [2024-11-18 21:22:53,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:22:53,009 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2024-11-18 21:22:53,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:22:53,010 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2024-11-18 21:22:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-18 21:22:53,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:22:53,013 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:53,032 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 21:22:53,214 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 21:22:53,215 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:22:53,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:22:53,216 INFO L85 PathProgramCache]: Analyzing trace with hash 444262060, now seen corresponding path program 1 times [2024-11-18 21:22:53,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:22:53,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63249281] [2024-11-18 21:22:53,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:53,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:22:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-18 21:22:53,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:22:53,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63249281] [2024-11-18 21:22:53,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63249281] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:22:53,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102144325] [2024-11-18 21:22:53,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:53,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:22:53,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:22:53,940 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 21:22:53,941 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 21:22:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:54,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 21:22:54,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:22:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-18 21:22:54,353 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:22:54,617 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-18 21:22:54,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102144325] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:22:54,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 21:22:54,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-18 21:22:54,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771358205] [2024-11-18 21:22:54,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 21:22:54,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 21:22:54,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:22:54,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 21:22:54,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-11-18 21:22:54,625 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-18 21:22:54,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:22:54,970 INFO L93 Difference]: Finished difference Result 202 states and 318 transitions. [2024-11-18 21:22:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 21:22:54,971 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 146 [2024-11-18 21:22:54,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:22:54,974 INFO L225 Difference]: With dead ends: 202 [2024-11-18 21:22:54,976 INFO L226 Difference]: Without dead ends: 106 [2024-11-18 21:22:54,977 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-11-18 21:22:54,980 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 301 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:22:54,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 478 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:22:54,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-18 21:22:54,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 104. [2024-11-18 21:22:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 80 states have (on average 1.4875) internal successors, (119), 80 states have internal predecessors, (119), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:22:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 161 transitions. [2024-11-18 21:22:55,002 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 161 transitions. Word has length 146 [2024-11-18 21:22:55,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:22:55,004 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 161 transitions. [2024-11-18 21:22:55,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-18 21:22:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2024-11-18 21:22:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-18 21:22:55,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:22:55,007 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:55,026 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 21:22:55,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-18 21:22:55,208 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:22:55,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:22:55,209 INFO L85 PathProgramCache]: Analyzing trace with hash -373386390, now seen corresponding path program 1 times [2024-11-18 21:22:55,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:22:55,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713215668] [2024-11-18 21:22:55,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:55,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:22:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 75 proven. 87 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-18 21:22:56,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:22:56,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713215668] [2024-11-18 21:22:56,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713215668] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:22:56,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885207715] [2024-11-18 21:22:56,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:22:56,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:22:56,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:22:56,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:22:56,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 21:22:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:22:56,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-18 21:22:56,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:22:58,089 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 557 proven. 117 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-18 21:22:58,090 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:22:58,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885207715] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:22:58,793 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:22:58,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16] total 26 [2024-11-18 21:22:58,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353629379] [2024-11-18 21:22:58,793 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:22:58,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-18 21:22:58,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:22:58,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-18 21:22:58,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=809, Unknown=0, NotChecked=0, Total=1056 [2024-11-18 21:22:58,798 INFO L87 Difference]: Start difference. First operand 104 states and 161 transitions. Second operand has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) [2024-11-18 21:23:00,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:00,189 INFO L93 Difference]: Finished difference Result 405 states and 610 transitions. [2024-11-18 21:23:00,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-18 21:23:00,190 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) Word has length 146 [2024-11-18 21:23:00,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:00,194 INFO L225 Difference]: With dead ends: 405 [2024-11-18 21:23:00,194 INFO L226 Difference]: Without dead ends: 304 [2024-11-18 21:23:00,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=602, Invalid=1750, Unknown=0, NotChecked=0, Total=2352 [2024-11-18 21:23:00,197 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 395 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:00,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [410 Valid, 820 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 926 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-18 21:23:00,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2024-11-18 21:23:00,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 257. [2024-11-18 21:23:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 182 states have (on average 1.379120879120879) internal successors, (251), 183 states have internal predecessors, (251), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-18 21:23:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 377 transitions. [2024-11-18 21:23:00,244 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 377 transitions. Word has length 146 [2024-11-18 21:23:00,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:00,245 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 377 transitions. [2024-11-18 21:23:00,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) [2024-11-18 21:23:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 377 transitions. [2024-11-18 21:23:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-18 21:23:00,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:00,250 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:00,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 21:23:00,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:00,454 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:00,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:00,455 INFO L85 PathProgramCache]: Analyzing trace with hash -264426479, now seen corresponding path program 1 times [2024-11-18 21:23:00,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:23:00,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407379033] [2024-11-18 21:23:00,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:00,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:23:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:23:00,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2129167507] [2024-11-18 21:23:00,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:00,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:00,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:00,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:23:00,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-18 21:23:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:23:00,854 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:23:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:23:01,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:23:01,068 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:23:01,069 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:23:01,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-18 21:23:01,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:23:01,275 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-18 21:23:01,388 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:23:01,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:23:01 BoogieIcfgContainer [2024-11-18 21:23:01,393 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:23:01,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:23:01,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:23:01,394 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:23:01,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:22:52" (3/4) ... [2024-11-18 21:23:01,397 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:23:01,399 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:23:01,400 INFO L158 Benchmark]: Toolchain (without parser) took 10705.57ms. Allocated memory was 161.5MB in the beginning and 283.1MB in the end (delta: 121.6MB). Free memory was 96.3MB in the beginning and 136.7MB in the end (delta: -40.4MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,400 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:23:01,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.63ms. Allocated memory is still 161.5MB. Free memory was 95.9MB in the beginning and 124.9MB in the end (delta: -29.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.95ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 117.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,401 INFO L158 Benchmark]: Boogie Preprocessor took 111.34ms. Allocated memory is still 161.5MB. Free memory was 117.7MB in the beginning and 108.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,401 INFO L158 Benchmark]: RCFGBuilder took 827.22ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 108.8MB in the beginning and 152.5MB in the end (delta: -43.7MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,401 INFO L158 Benchmark]: TraceAbstraction took 9242.71ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 152.5MB in the beginning and 136.7MB in the end (delta: 15.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-11-18 21:23:01,402 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 283.1MB. Free memory is still 136.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:23:01,403 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.63ms. Allocated memory is still 161.5MB. Free memory was 95.9MB in the beginning and 124.9MB in the end (delta: -29.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.95ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 117.7MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.34ms. Allocated memory is still 161.5MB. Free memory was 117.7MB in the beginning and 108.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 827.22ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 108.8MB in the beginning and 152.5MB in the end (delta: -43.7MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * TraceAbstraction took 9242.71ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 152.5MB in the beginning and 136.7MB in the end (delta: 15.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 283.1MB. Free memory is still 136.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L39] unsigned char var_1_24 = 128; [L40] signed short int var_1_30 = -256; [L41] signed short int var_1_31 = 2; [L42] signed short int var_1_34 = -2; [L43] signed short int var_1_36 = -50; [L44] unsigned char var_1_37 = 4; [L45] unsigned char var_1_38 = 64; [L46] float var_1_40 = 0.8; [L47] signed short int var_1_44 = 1; [L48] signed long int var_1_45 = 4; [L49] float var_1_46 = 1000000000000.375; VAL [isInitial=0, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L160] isInitial = 1 [L161] FCALL initially() [L162] COND TRUE 1 [L163] FCALL updateLastVariables() [L164] CALL updateVariables() [L120] var_1_2 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L121] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L123] var_1_3 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L124] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L126] var_1_6 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L127] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L130] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L131] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L131] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L132] var_1_9 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L133] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L134] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L134] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L135] var_1_10 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L137] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L137] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L138] var_1_11 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L140] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L140] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L141] var_1_17 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L142] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L143] var_1_18 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L144] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L145] var_1_20 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L146] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L147] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L147] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L148] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L148] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L149] var_1_38 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_38 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L150] RET assume_abort_if_not(var_1_38 >= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L151] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L151] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L164] RET updateVariables() [L165] CALL step() [L53] COND TRUE (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) >= (var_1_23 % var_1_3)) || var_1_2 [L54] var_1_24 = ((((var_1_8 - 8) < 0 ) ? -(var_1_8 - 8) : (var_1_8 - 8))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L58] var_1_30 = var_1_8 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L59] COND FALSE !(((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) < var_1_18) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L64] COND FALSE !(1 >= var_1_20) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L69] EXPR var_1_7 & var_1_10 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L69] COND FALSE !(var_1_8 <= (var_1_7 & var_1_10)) [L72] COND TRUE var_1_3 >= ((((32) > (var_1_8)) ? (32) : (var_1_8))) [L73] var_1_37 = (var_1_8 - (var_1_38 - var_1_11)) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L77] COND TRUE \read(var_1_2) [L78] var_1_40 = ((((var_1_18) > ((var_1_17 + var_1_17))) ? (var_1_18) : ((var_1_17 + var_1_17)))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L80] COND FALSE !(var_1_17 != var_1_16) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L85] COND TRUE \read(var_1_2) [L86] var_1_45 = (((((var_1_11 + var_1_38)) < (var_1_11)) ? ((var_1_11 + var_1_38)) : (var_1_11))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L88] var_1_46 = var_1_17 [L89] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L90] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L91] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L98] var_1_23 = var_1_20 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L100] COND TRUE \read(var_1_2) [L101] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L105] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); VAL [isInitial=1, stepLocal_1=0, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L106] EXPR var_1_7 ^ var_1_10 VAL [isInitial=1, stepLocal_1=0, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L106] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L107] COND FALSE !(stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L112] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L113] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L115] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L116] var_1_12 = 31.5f VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L165] RET step() [L166] CALL, EXPR property() [L156] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L156-L157] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L19] reach_error() VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 4, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 717 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 696 mSDsluCounter, 1455 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1088 mSDsCounter, 126 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1226 IncrementalHoareTripleChecker+Invalid, 1352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 126 mSolverCounterUnsat, 367 mSDtfsCounter, 1226 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 716 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 691 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=3, InterpolantAutomatonStates: 45, 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, 3 MinimizatonAttempts, 49 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1170 NumberOfCodeBlocks, 1170 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1015 ConstructedInterpolants, 0 QuantifiedInterpolants, 4703 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1045 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 5510/5880 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 21:23:01,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.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 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:23:03,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:23:03,849 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:23:03,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:23:03,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:23:03,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:23:03,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:23:03,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:23:03,896 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:23:03,897 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:23:03,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:23:03,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:23:03,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:23:03,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:23:03,900 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:23:03,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:23:03,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:23:03,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:23:03,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:23:03,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:23:03,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:23:03,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:23:03,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:23:03,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:23:03,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:23:03,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:23:03,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:23:03,907 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:23:03,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:23:03,908 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:23:03,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:23:03,909 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:23:03,909 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:23:03,913 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:23:03,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:03,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:23:03,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:23:03,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:23:03,914 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:23:03,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:23:03,915 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:23:03,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:23:03,916 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:23:03,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:23:03,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 [2024-11-18 21:23:04,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:23:04,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:23:04,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:23:04,297 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:23:04,297 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:23:04,299 INFO L431 ainManager$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-83.i [2024-11-18 21:23:05,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:23:06,110 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:23:06,110 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-18 21:23:06,125 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ae630e0a/cc5dbcdf5dc546c49449cfcdb7e88682/FLAG981db5db8 [2024-11-18 21:23:06,464 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ae630e0a/cc5dbcdf5dc546c49449cfcdb7e88682 [2024-11-18 21:23:06,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:23:06,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:23:06,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:06,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:23:06,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:23:06,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afc5d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06, skipping insertion in model container [2024-11-18 21:23:06,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,503 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:23:06,709 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-83.i[919,932] [2024-11-18 21:23:06,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:06,814 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:23:06,827 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-83.i[919,932] [2024-11-18 21:23:06,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:23:06,901 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:23:06,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06 WrapperNode [2024-11-18 21:23:06,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:23:06,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:06,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:23:06,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:23:06,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,928 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,965 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-18 21:23:06,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:23:06,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:23:06,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:23:06,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:23:06,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:06,983 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,007 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 21:23:07,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:23:07,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:23:07,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:23:07,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:23:07,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (1/1) ... [2024-11-18 21:23:07,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:23:07,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:23:07,085 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 21:23:07,088 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 21:23:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:23:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:23:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:23:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:23:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:23:07,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:23:07,228 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:23:07,230 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:23:09,361 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-18 21:23:09,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:23:09,380 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:23:09,380 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:23:09,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:09 BoogieIcfgContainer [2024-11-18 21:23:09,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:23:09,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:23:09,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:23:09,387 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:23:09,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:23:06" (1/3) ... [2024-11-18 21:23:09,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@791cd82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:09, skipping insertion in model container [2024-11-18 21:23:09,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:23:06" (2/3) ... [2024-11-18 21:23:09,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@791cd82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:23:09, skipping insertion in model container [2024-11-18 21:23:09,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:23:09" (3/3) ... [2024-11-18 21:23:09,390 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-18 21:23:09,407 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:23:09,407 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:23:09,483 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:23:09,490 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;@3a2d02a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:23:09,491 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:23:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:23:09,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 21:23:09,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:09,507 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:09,507 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:09,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:09,511 INFO L85 PathProgramCache]: Analyzing trace with hash 447729851, now seen corresponding path program 1 times [2024-11-18 21:23:09,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:09,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1440280193] [2024-11-18 21:23:09,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:09,528 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 21:23:09,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:09,533 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 21:23:09,534 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 21:23:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:10,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:23:10,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-18 21:23:10,118 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:23:10,119 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:10,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1440280193] [2024-11-18 21:23:10,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1440280193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:10,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:23:10,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:23:10,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421532715] [2024-11-18 21:23:10,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:10,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:23:10,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:10,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:23:10,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:23:10,174 INFO L87 Difference]: Start difference. First operand has 72 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:23:10,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:10,205 INFO L93 Difference]: Finished difference Result 137 states and 241 transitions. [2024-11-18 21:23:10,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:23:10,208 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 141 [2024-11-18 21:23:10,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:10,214 INFO L225 Difference]: With dead ends: 137 [2024-11-18 21:23:10,214 INFO L226 Difference]: Without dead ends: 68 [2024-11-18 21:23:10,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 21:23:10,221 INFO L432 NwaCegarLoop]: 106 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, 106 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 21:23:10,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:23:10,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-18 21:23:10,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-18 21:23:10,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:23:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 106 transitions. [2024-11-18 21:23:10,264 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 106 transitions. Word has length 141 [2024-11-18 21:23:10,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:10,264 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 106 transitions. [2024-11-18 21:23:10,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:23:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-11-18 21:23:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 21:23:10,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:10,272 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:10,292 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 (2)] Forceful destruction successful, exit code 0 [2024-11-18 21:23:10,472 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 21:23:10,473 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:10,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:10,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1741931649, now seen corresponding path program 1 times [2024-11-18 21:23:10,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:10,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126205862] [2024-11-18 21:23:10,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:10,476 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 21:23:10,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:10,478 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 21:23:10,481 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 21:23:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:10,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 21:23:10,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-18 21:23:12,506 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:23:12,608 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:12,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126205862] [2024-11-18 21:23:12,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126205862] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:23:12,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2073375949] [2024-11-18 21:23:12,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:12,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 21:23:12,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 21:23:12,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 21:23:12,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-18 21:23:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:12,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 21:23:12,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-18 21:23:13,012 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:23:13,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2073375949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:23:13,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:23:13,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-11-18 21:23:13,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347835098] [2024-11-18 21:23:13,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:23:13,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:23:13,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:13,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:23:13,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:23:13,019 INFO L87 Difference]: Start difference. First operand 68 states and 106 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-18 21:23:14,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 21:23:14,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:14,799 INFO L93 Difference]: Finished difference Result 161 states and 254 transitions. [2024-11-18 21:23:14,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:23:14,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 141 [2024-11-18 21:23:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:14,827 INFO L225 Difference]: With dead ends: 161 [2024-11-18 21:23:14,827 INFO L226 Difference]: Without dead ends: 96 [2024-11-18 21:23:14,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:23:14,829 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 37 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:14,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 203 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-18 21:23:14,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-18 21:23:14,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 83. [2024-11-18 21:23:14,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 60 states have internal predecessors, (88), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-18 21:23:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 130 transitions. [2024-11-18 21:23:14,847 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 130 transitions. Word has length 141 [2024-11-18 21:23:14,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:14,849 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 130 transitions. [2024-11-18 21:23:14,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-18 21:23:14,849 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2024-11-18 21:23:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 21:23:14,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:14,852 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:14,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-18 21:23:15,068 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 21:23:15,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 21:23:15,253 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:15,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:15,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1614811839, now seen corresponding path program 1 times [2024-11-18 21:23:15,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:15,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932217347] [2024-11-18 21:23:15,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:15,255 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 21:23:15,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:15,259 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 21:23:15,260 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 21:23:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:15,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 21:23:15,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:17,045 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-18 21:23:17,045 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:23:17,154 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:23:17,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1932217347] [2024-11-18 21:23:17,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1932217347] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:23:17,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1141578430] [2024-11-18 21:23:17,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:17,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 21:23:17,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 21:23:17,158 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 21:23:17,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-18 21:23:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:18,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 21:23:18,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:19,261 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-18 21:23:19,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:23:19,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1141578430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:23:19,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:23:19,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-18 21:23:19,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923200576] [2024-11-18 21:23:19,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:23:19,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 21:23:19,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:23:19,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 21:23:19,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:23:19,339 INFO L87 Difference]: Start difference. First operand 83 states and 130 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:23:20,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:23:20,731 INFO L93 Difference]: Finished difference Result 232 states and 363 transitions. [2024-11-18 21:23:20,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 21:23:20,732 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 141 [2024-11-18 21:23:20,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:23:20,734 INFO L225 Difference]: With dead ends: 232 [2024-11-18 21:23:20,734 INFO L226 Difference]: Without dead ends: 152 [2024-11-18 21:23:20,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:23:20,736 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 49 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:23:20,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 250 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-18 21:23:20,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-18 21:23:20,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 138. [2024-11-18 21:23:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-18 21:23:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 212 transitions. [2024-11-18 21:23:20,769 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 212 transitions. Word has length 141 [2024-11-18 21:23:20,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:23:20,769 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 212 transitions. [2024-11-18 21:23:20,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-18 21:23:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 212 transitions. [2024-11-18 21:23:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 21:23:20,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:23:20,775 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:20,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-18 21:23:20,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-18 21:23:21,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-18 21:23:21,179 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:23:21,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:23:21,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1659087103, now seen corresponding path program 1 times [2024-11-18 21:23:21,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:23:21,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873472965] [2024-11-18 21:23:21,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:23:21,181 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:23:21,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:23:21,184 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:23:21,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-18 21:23:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:23:21,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-18 21:23:21,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:23:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 350 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-11-18 21:23:30,767 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:23:57,895 WARN L286 SmtUtils]: Spent 7.25s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)