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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 01:05:52,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 01:05:52,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 01:05:52,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 01:05:52,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 01:05:52,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 01:05:52,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 01:05:52,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 01:05:52,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 01:05:52,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 01:05:52,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 01:05:52,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 01:05:52,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 01:05:52,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 01:05:52,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 01:05:52,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 01:05:52,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 01:05:52,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 01:05:52,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 01:05:52,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 01:05:52,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 01:05:52,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 01:05:52,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 01:05:52,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 01:05:52,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 01:05:52,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 01:05:52,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 01:05:52,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 01:05:52,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 01:05:52,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 01:05:52,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 01:05:52,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 01:05:52,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 01:05:52,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 01:05:52,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 01:05:52,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 01:05:52,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 01:05:52,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 01:05:52,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 01:05:52,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 01:05:52,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 01:05:52,524 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 [2019-10-14 01:05:52,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 01:05:52,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 01:05:52,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 01:05:52,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 01:05:52,560 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 01:05:52,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 01:05:52,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 01:05:52,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 01:05:52,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 01:05:52,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 01:05:52,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 01:05:52,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 01:05:52,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 01:05:52,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 01:05:52,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 01:05:52,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 01:05:52,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 01:05:52,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 01:05:52,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 01:05:52,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 01:05:52,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 01:05:52,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 01:05:52,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 01:05:52,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 01:05:52,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 01:05:52,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 01:05:52,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 01:05:52,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 01:05:52,829 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 01:05:52,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label17.c [2019-10-14 01:05:52,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083ce3700/76b12e51d55f4b638fff90f6fc490109/FLAG3e3c0ac6b [2019-10-14 01:05:53,541 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 01:05:53,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label17.c [2019-10-14 01:05:53,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083ce3700/76b12e51d55f4b638fff90f6fc490109/FLAG3e3c0ac6b [2019-10-14 01:05:53,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083ce3700/76b12e51d55f4b638fff90f6fc490109 [2019-10-14 01:05:53,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 01:05:53,726 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 01:05:53,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 01:05:53,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 01:05:53,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 01:05:53,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:05:53" (1/1) ... [2019-10-14 01:05:53,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5370fc2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:53, skipping insertion in model container [2019-10-14 01:05:53,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:05:53" (1/1) ... [2019-10-14 01:05:53,742 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 01:05:53,824 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 01:05:54,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:05:54,764 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 01:05:55,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:05:55,072 INFO L192 MainTranslator]: Completed translation [2019-10-14 01:05:55,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55 WrapperNode [2019-10-14 01:05:55,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 01:05:55,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 01:05:55,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 01:05:55,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 01:05:55,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (1/1) ... [2019-10-14 01:05:55,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 01:05:55,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 01:05:55,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 01:05:55,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 01:05:55,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:05:55" (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 [2019-10-14 01:05:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 01:05:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 01:05:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 01:05:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-10-14 01:05:55,339 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 01:05:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 01:05:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-10-14 01:05:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 01:05:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 01:05:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 01:05:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 01:05:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 01:05:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 01:06:19,134 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 01:06:19,134 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 01:06:19,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:06:19 BoogieIcfgContainer [2019-10-14 01:06:19,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 01:06:19,140 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 01:06:19,141 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 01:06:19,143 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 01:06:19,147 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:06:19" (1/1) ... [2019-10-14 01:06:19,148 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 01:06:19,188 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 01:06:19,190 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 01:06:19,211 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 01:06:19,222 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 01:06:19,224 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 01:06:19,424 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 57 for LOIs [2019-10-14 01:06:20,448 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-10-14 01:06:20,752 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-10-14 01:06:20,983 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-14 01:06:20,988 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-14 01:06:21,199 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-10-14 01:06:21,405 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-14 01:06:21,408 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-14 01:06:30,064 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time...