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 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:42:15,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:42:15,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:42:15,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:42:15,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:42:15,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:42:15,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:42:15,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:42:15,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:42:15,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:42:15,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:42:15,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:42:15,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:42:15,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:42:15,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:42:15,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:42:15,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:42:15,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:42:15,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:42:15,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:42:15,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:42:15,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:42:15,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:42:15,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:42:15,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:42:15,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:42:15,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:42:15,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:42:15,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:42:15,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:42:15,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:42:15,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:42:15,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:42:15,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:42:15,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:42:15,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:42:15,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:42:15,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:42:15,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:42:15,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:42:15,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:42:15,113 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 17:42:15,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:42:15,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:42:15,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:42:15,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:42:15,134 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:42:15,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:42:15,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:42:15,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:42:15,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:42:15,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:42:15,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:42:15,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:42:15,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:42:15,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:42:15,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:42:15,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:42:15,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:42:15,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:42:15,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:42:15,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:42:15,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:42:15,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:42:15,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:42:15,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:42:15,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:42:15,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:42:15,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:42:15,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:42:15,138 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 -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:42:15,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:42:15,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:42:15,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:42:15,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:42:15,200 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:42:15,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-25 17:42:15,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ac9406b/a7c30ed67a804447a5f47fed4e1abf39/FLAG3f451e469 [2019-09-25 17:42:15,872 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:42:15,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-09-25 17:42:15,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ac9406b/a7c30ed67a804447a5f47fed4e1abf39/FLAG3f451e469 [2019-09-25 17:42:16,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ac9406b/a7c30ed67a804447a5f47fed4e1abf39 [2019-09-25 17:42:16,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:42:16,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:42:16,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:42:16,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:42:16,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:42:16,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b8d5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16, skipping insertion in model container [2019-09-25 17:42:16,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:42:16,202 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:42:16,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:42:16,607 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:42:16,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:42:16,741 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:42:16,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16 WrapperNode [2019-09-25 17:42:16,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:42:16,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:42:16,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:42:16,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:42:16,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (1/1) ... [2019-09-25 17:42:16,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:42:16,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:42:16,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:42:16,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:42:16,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:16" (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 17:42:16,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:42:16,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:42:16,936 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:42:16,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:42:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-25 17:42:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-25 17:42:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:42:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:42:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:42:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:42:16,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:42:16,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:42:16,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:42:16,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:42:16,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:42:16,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:42:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:42:18,142 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:42:18,142 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:42:18,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:42:18 BoogieIcfgContainer [2019-09-25 17:42:18,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:42:18,145 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:42:18,145 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:42:18,145 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:42:18,147 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,147 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:42:18,177 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:42:18,177 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:42:18,191 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:42:18,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:42:18,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:42:19,081 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-25 17:42:20,939 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 275 DAG size of output: 221 [2019-09-25 17:42:21,222 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 290 for LOIs