java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:02:17,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:02:17,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:02:17,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:02:17,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:02:17,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:02:17,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:02:17,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:02:17,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:02:17,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:02:17,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:02:17,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:02:17,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:02:17,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:02:17,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:02:17,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:02:17,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:02:17,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:02:17,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:02:17,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:02:17,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:02:17,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:02:17,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:02:17,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:02:17,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:02:17,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:02:17,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:02:17,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:02:17,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:02:17,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:02:17,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:02:17,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:02:17,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:02:17,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:02:17,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:02:17,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:02:17,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:02:17,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:02:17,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:02:17,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:02:17,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:02:17,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 17:02:17,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:02:17,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:02:17,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:02:17,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:02:17,401 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:02:17,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:02:17,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:02:17,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:02:17,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:02:17,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:02:17,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:02:17,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:02:17,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:02:17,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:02:17,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:02:17,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:02:17,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:02:17,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:02:17,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:02:17,406 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:02:17,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:02:17,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:02:17,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:02:17,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:02:17,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:02:17,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:02:17,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:02:17,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:02:17,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:02:17,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:02:17,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:02:17,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:02:17,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:02:17,496 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:02:17,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-25 17:02:17,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850d8a9da/a5b27da4dd29455f81121e06ae7b075a/FLAG6da8972a3 [2019-09-25 17:02:18,076 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:02:18,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-25 17:02:18,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850d8a9da/a5b27da4dd29455f81121e06ae7b075a/FLAG6da8972a3 [2019-09-25 17:02:18,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/850d8a9da/a5b27da4dd29455f81121e06ae7b075a [2019-09-25 17:02:18,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:02:18,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:02:18,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:18,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:02:18,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:02:18,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:18" (1/1) ... [2019-09-25 17:02:18,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d01514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:18, skipping insertion in model container [2019-09-25 17:02:18,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:18" (1/1) ... [2019-09-25 17:02:18,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:02:18,486 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:02:18,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:18,950 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:02:19,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:19,077 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:02:19,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19 WrapperNode [2019-09-25 17:02:19,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:19,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:02:19,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:02:19,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:02:19,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... [2019-09-25 17:02:19,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:02:19,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:02:19,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:02:19,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:02:19,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:02:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:02:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:02:19,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:02:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:02:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-25 17:02:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-25 17:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:02:20,390 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:02:20,391 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:02:20,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:20 BoogieIcfgContainer [2019-09-25 17:02:20,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:02:20,393 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:02:20,393 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:02:20,393 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:02:20,394 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:20" (1/1) ... [2019-09-25 17:02:20,395 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:02:20,422 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:02:20,423 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:02:20,432 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:02:20,442 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:02:20,444 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:02:21,389 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-25 17:02:23,230 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 275 DAG size of output: 221 [2019-09-25 17:02:23,445 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 290 for LOIs