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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/mbpr3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:20:28,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:20:28,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:20:28,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:20:28,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:20:28,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:20:28,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:20:28,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:20:28,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:20:28,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:20:28,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:20:28,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:20:28,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:20:28,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:20:28,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:20:28,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:20:28,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:20:28,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:20:28,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:20:28,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:20:28,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:20:28,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:20:28,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:20:28,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:20:28,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:20:28,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:20:28,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:20:28,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:20:28,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:20:28,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:20:28,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:20:28,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:20:28,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:20:28,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:20:28,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:20:28,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:20:28,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:20:28,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:20:28,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:20:28,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:20:28,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:20:28,882 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 [2019-09-20 20:20:28,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:20:28,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:20:28,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:20:28,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:20:28,899 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:20:28,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:20:28,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:20:28,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:20:28,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:20:28,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:20:28,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:20:28,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:20:28,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:20:28,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:20:28,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:20:28,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:20:28,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:20:28,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:20:28,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:20:28,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:20:28,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:20:28,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:20:28,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:20:28,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:20:28,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:20:28,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:20:28,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:20:28,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:20:28,904 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 20:20:28,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:20:28,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:20:28,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:20:28,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:20:28,953 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:20:28,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/mbpr3.c [2019-09-20 20:20:29,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddf82f94/27e04322da60432e885b6e07ff2ea97a/FLAG2551b6a1c [2019-09-20 20:20:29,440 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:20:29,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/mbpr3.c [2019-09-20 20:20:29,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddf82f94/27e04322da60432e885b6e07ff2ea97a/FLAG2551b6a1c [2019-09-20 20:20:29,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ddf82f94/27e04322da60432e885b6e07ff2ea97a [2019-09-20 20:20:29,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:20:29,798 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:20:29,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:29,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:20:29,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:20:29,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:29" (1/1) ... [2019-09-20 20:20:29,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49077ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:29, skipping insertion in model container [2019-09-20 20:20:29,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:29" (1/1) ... [2019-09-20 20:20:29,814 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:20:29,834 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:20:30,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:30,017 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:20:30,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:30,181 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:20:30,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30 WrapperNode [2019-09-20 20:20:30,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:30,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:20:30,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:20:30,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:20:30,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:20:30,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:20:30,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:20:30,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:20:30,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:30" (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 [2019-09-20 20:20:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:20:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:20:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 20:20:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:20:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:20:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:20:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:20:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:20:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:20:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:20:30,872 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:20:30,872 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 20:20:30,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:30 BoogieIcfgContainer [2019-09-20 20:20:30,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:20:30,875 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:20:30,875 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:20:30,875 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:20:30,876 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:30" (1/1) ... [2019-09-20 20:20:30,877 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:20:30,904 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:20:30,905 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:20:30,915 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:20:30,927 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:20:30,929 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:20:31,114 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-20 20:20:31,403 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 69 [2019-09-20 20:20:31,862 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2019-09-20 20:20:32,035 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 20:20:33,123 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 131 DAG size of output: 93 [2019-09-20 20:20:33,501 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:20:34,335 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-09-20 20:20:34,815 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 20:20:43,042 WARN L191 SmtUtils]: Spent 8.21 s on a formula simplification. DAG size of input: 170 DAG size of output: 121 [2019-09-20 20:20:44,697 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 20:20:48,524 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-20 20:20:50,328 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 133