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_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 01:07:24,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 01:07:24,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 01:07:24,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 01:07:24,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 01:07:24,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 01:07:24,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 01:07:24,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 01:07:24,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 01:07:24,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 01:07:24,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 01:07:24,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 01:07:24,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 01:07:24,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 01:07:24,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 01:07:24,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 01:07:24,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 01:07:24,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 01:07:24,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 01:07:24,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 01:07:24,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 01:07:24,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 01:07:24,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 01:07:24,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 01:07:24,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 01:07:24,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 01:07:24,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 01:07:24,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 01:07:24,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 01:07:24,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 01:07:24,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 01:07:24,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 01:07:24,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 01:07:24,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 01:07:24,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 01:07:24,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 01:07:24,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 01:07:24,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 01:07:24,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 01:07:24,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 01:07:24,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 01:07:24,994 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 01:07:25,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 01:07:25,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 01:07:25,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 01:07:25,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 01:07:25,011 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 01:07:25,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 01:07:25,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 01:07:25,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 01:07:25,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 01:07:25,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 01:07:25,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 01:07:25,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 01:07:25,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 01:07:25,013 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 01:07:25,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 01:07:25,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 01:07:25,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 01:07:25,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 01:07:25,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 01:07:25,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 01:07:25,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 01:07:25,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 01:07:25,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 01:07:25,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 01:07:25,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 01:07:25,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 01:07:25,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 01:07:25,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 01:07:25,016 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 01:07:25,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 01:07:25,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 01:07:25,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 01:07:25,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 01:07:25,348 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 01:07:25,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem18_label17.c [2019-10-14 01:07:25,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce0f4f5b/d868e2d4d89e4eefa47d6adeafe1a01c/FLAG011a9fccf [2019-10-14 01:07:26,216 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 01:07:26,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label17.c [2019-10-14 01:07:26,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce0f4f5b/d868e2d4d89e4eefa47d6adeafe1a01c/FLAG011a9fccf [2019-10-14 01:07:26,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce0f4f5b/d868e2d4d89e4eefa47d6adeafe1a01c [2019-10-14 01:07:26,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 01:07:26,311 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 01:07:26,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 01:07:26,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 01:07:26,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 01:07:26,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:07:26" (1/1) ... [2019-10-14 01:07:26,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e653802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:26, skipping insertion in model container [2019-10-14 01:07:26,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:07:26" (1/1) ... [2019-10-14 01:07:26,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 01:07:26,452 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 01:07:27,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:07:27,755 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 01:07:28,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:07:28,251 INFO L192 MainTranslator]: Completed translation [2019-10-14 01:07:28,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28 WrapperNode [2019-10-14 01:07:28,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 01:07:28,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 01:07:28,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 01:07:28,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 01:07:28,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (1/1) ... [2019-10-14 01:07:28,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 01:07:28,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 01:07:28,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 01:07:28,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 01:07:28,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:07:28" (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 01:07:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 01:07:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 01:07:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 01:07:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-10-14 01:07:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-10-14 01:07:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 01:07:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 01:07:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-10-14 01:07:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-10-14 01:07:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 01:07:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 01:07:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 01:07:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 01:07:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 01:07:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start