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 -i ../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-21 21:16:03,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-21 21:16:03,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-21 21:16:03,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-21 21:16:03,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-21 21:16:03,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-21 21:16:03,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-21 21:16:03,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-21 21:16:03,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-21 21:16:03,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-21 21:16:03,157 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-21 21:16:03,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-21 21:16:03,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-21 21:16:03,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-21 21:16:03,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-21 21:16:03,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-21 21:16:03,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-21 21:16:03,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-21 21:16:03,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-21 21:16:03,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-21 21:16:03,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-21 21:16:03,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-21 21:16:03,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-21 21:16:03,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-21 21:16:03,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-21 21:16:03,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-21 21:16:03,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-21 21:16:03,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-21 21:16:03,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-21 21:16:03,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-21 21:16:03,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-21 21:16:03,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-21 21:16:03,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-21 21:16:03,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-21 21:16:03,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-21 21:16:03,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-21 21:16:03,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-21 21:16:03,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-21 21:16:03,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-21 21:16:03,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-21 21:16:03,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-21 21:16:03,199 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 [2019-08-21 21:16:03,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-21 21:16:03,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-21 21:16:03,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-21 21:16:03,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-21 21:16:03,216 INFO L138 SettingsManager]: * Use SBE=true [2019-08-21 21:16:03,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-21 21:16:03,216 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-21 21:16:03,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-21 21:16:03,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-21 21:16:03,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-21 21:16:03,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-21 21:16:03,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-21 21:16:03,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-21 21:16:03,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-21 21:16:03,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-21 21:16:03,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-21 21:16:03,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-21 21:16:03,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-21 21:16:03,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-21 21:16:03,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-21 21:16:03,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-21 21:16:03,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-21 21:16:03,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-21 21:16:03,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-21 21:16:03,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-21 21:16:03,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-21 21:16:03,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-21 21:16:03,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-21 21:16:03,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-21 21:16:03,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-21 21:16:03,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-21 21:16:03,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-21 21:16:03,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-21 21:16:03,284 INFO L275 PluginConnector]: CDTParser initialized [2019-08-21 21:16:03,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-08-21 21:16:03,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c836f2f2d/d5a3b58199134c4fab6ddd1354fbf7a3/FLAGdbc617544 [2019-08-21 21:16:03,841 INFO L306 CDTParser]: Found 1 translation units. [2019-08-21 21:16:03,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-08-21 21:16:03,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c836f2f2d/d5a3b58199134c4fab6ddd1354fbf7a3/FLAGdbc617544 [2019-08-21 21:16:04,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c836f2f2d/d5a3b58199134c4fab6ddd1354fbf7a3 [2019-08-21 21:16:04,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-21 21:16:04,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-21 21:16:04,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:04,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-21 21:16:04,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-21 21:16:04,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ca415b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04, skipping insertion in model container [2019-08-21 21:16:04,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,218 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-21 21:16:04,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-21 21:16:04,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:04,419 INFO L188 MainTranslator]: Completed pre-run [2019-08-21 21:16:04,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:04,556 INFO L192 MainTranslator]: Completed translation [2019-08-21 21:16:04,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04 WrapperNode [2019-08-21 21:16:04,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:04,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-21 21:16:04,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-21 21:16:04,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-21 21:16:04,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-21 21:16:04,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-21 21:16:04,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-21 21:16:04,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-21 21:16:04,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04" (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 [2019-08-21 21:16:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-21 21:16:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-21 21:16:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-21 21:16:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-08-21 21:16:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-08-21 21:16:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-21 21:16:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-21 21:16:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-21 21:16:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-21 21:16:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-08-21 21:16:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-21 21:16:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-08-21 21:16:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-21 21:16:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-21 21:16:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-21 21:16:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-21 21:16:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-21 21:16:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-21 21:16:05,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-21 21:16:05,585 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-08-21 21:16:05,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:16:05 BoogieIcfgContainer [2019-08-21 21:16:05,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-21 21:16:05,587 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-21 21:16:05,587 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-21 21:16:05,587 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-21 21:16:05,588 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:16:05" (1/1) ... [2019-08-21 21:16:05,601 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-21 21:16:05,604 INFO L155 IcfgInterpreter]: Building call graph [2019-08-21 21:16:05,611 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-21 21:16:05,621 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-21 21:16:05,622 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-21 21:16:05,715 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-21 21:16:05,716 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,732 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:16:05,732 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,733 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-21 21:16:05,754 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-21 21:16:05,926 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-21 21:16:05,927 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,941 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:16:05,942 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,943 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28