/usr/bin/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/Problem18_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:46:37,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:46:37,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:46:37,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:46:37,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:46:37,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:46:37,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:46:37,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:46:37,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:46:37,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:46:37,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:46:37,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:46:37,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:46:37,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:46:37,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:46:37,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:46:37,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:46:37,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:46:37,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:46:37,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:46:37,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:46:37,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:46:37,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:46:37,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:46:37,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:46:37,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:46:37,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:46:37,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:46:37,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:46:37,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:46:37,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:46:37,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:46:37,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:46:37,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:46:37,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:46:37,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:46:37,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:46:37,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:46:37,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:46:37,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:46:37,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:46:37,435 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 [2019-11-07 07:46:37,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:46:37,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:46:37,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:46:37,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:46:37,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:46:37,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:46:37,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:46:37,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:46:37,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:46:37,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:46:37,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:46:37,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:46:37,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:46:37,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:46:37,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:46:37,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:46:37,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:46:37,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:46:37,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:46:37,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:46:37,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:46:37,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:46:37,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:46:37,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:46:37,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:46:37,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:46:37,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:46:37,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:46:37,456 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 [2019-11-07 07:46:37,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:46:37,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:46:37,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:46:37,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:46:37,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:46:37,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem18_label12.c [2019-11-07 07:46:37,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedaa2a88/e8439c509d0846f6a4ffd79c1be7ae93/FLAG83c93d8b6 [2019-11-07 07:46:38,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:46:38,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label12.c [2019-11-07 07:46:38,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedaa2a88/e8439c509d0846f6a4ffd79c1be7ae93/FLAG83c93d8b6 [2019-11-07 07:46:38,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedaa2a88/e8439c509d0846f6a4ffd79c1be7ae93 [2019-11-07 07:46:38,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:46:38,685 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:46:38,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:46:38,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:46:38,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:46:38,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:46:38" (1/1) ... [2019-11-07 07:46:38,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10041329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:38, skipping insertion in model container [2019-11-07 07:46:38,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:46:38" (1/1) ... [2019-11-07 07:46:38,702 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:46:38,822 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:46:40,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:46:40,290 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:46:40,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:46:40,759 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:46:40,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40 WrapperNode [2019-11-07 07:46:40,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:46:40,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:46:40,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:46:40,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:46:40,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:40,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (1/1) ... [2019-11-07 07:46:41,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:46:41,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:46:41,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:46:41,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:46:41,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:46:40" (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 [2019-11-07 07:46:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:46:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:46:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 07:46:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-11-07 07:46:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-11-07 07:46:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:46:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 07:46:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-11-07 07:46:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-11-07 07:46:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:46:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:46:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:46:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:46:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:46:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start