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_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-21 21:16:03,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-21 21:16:03,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-21 21:16:03,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-21 21:16:03,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-21 21:16:03,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-21 21:16:03,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-21 21:16:03,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-21 21:16:03,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-21 21:16:03,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-21 21:16:03,362 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-21 21:16:03,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-21 21:16:03,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-21 21:16:03,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-21 21:16:03,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-21 21:16:03,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-21 21:16:03,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-21 21:16:03,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-21 21:16:03,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-21 21:16:03,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-21 21:16:03,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-21 21:16:03,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-21 21:16:03,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-21 21:16:03,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-21 21:16:03,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-21 21:16:03,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-21 21:16:03,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-21 21:16:03,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-21 21:16:03,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-21 21:16:03,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-21 21:16:03,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-21 21:16:03,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-21 21:16:03,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-21 21:16:03,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-21 21:16:03,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-21 21:16:03,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-21 21:16:03,410 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 21:16:03,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-21 21:16:03,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-21 21:16:03,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-21 21:16:03,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-21 21:16:03,455 INFO L138 SettingsManager]: * Use SBE=true [2019-08-21 21:16:03,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-21 21:16:03,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-21 21:16:03,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-21 21:16:03,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-21 21:16:03,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-21 21:16:03,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-21 21:16:03,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-21 21:16:03,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-21 21:16:03,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-21 21:16:03,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-21 21:16:03,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-21 21:16:03,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-21 21:16:03,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-21 21:16:03,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-21 21:16:03,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-21 21:16:03,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-21 21:16:03,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-21 21:16:03,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-21 21:16:03,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-21 21:16:03,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-21 21:16:03,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-21 21:16:03,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-21 21:16:03,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-21 21:16:03,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-21 21:16:03,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-21 21:16:03,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-21 21:16:03,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-21 21:16:03,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-21 21:16:03,532 INFO L275 PluginConnector]: CDTParser initialized [2019-08-21 21:16:03,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_ground-1.i [2019-08-21 21:16:03,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad11d2300/7fb5589945904f3cbe552306f9ee0f65/FLAGb302d61c0 [2019-08-21 21:16:04,043 INFO L306 CDTParser]: Found 1 translation units. [2019-08-21 21:16:04,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_ground-1.i [2019-08-21 21:16:04,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad11d2300/7fb5589945904f3cbe552306f9ee0f65/FLAGb302d61c0 [2019-08-21 21:16:04,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad11d2300/7fb5589945904f3cbe552306f9ee0f65 [2019-08-21 21:16:04,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-21 21:16:04,422 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-21 21:16:04,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:04,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-21 21:16:04,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-21 21:16:04,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9b3ef2 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 21:16:04,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:04" (1/1) ... [2019-08-21 21:16:04,439 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-21 21:16:04,458 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-21 21:16:04,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:04,726 INFO L188 MainTranslator]: Completed pre-run [2019-08-21 21:16:04,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:04,767 INFO L192 MainTranslator]: Completed translation [2019-08-21 21:16:04,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:04 WrapperNode [2019-08-21 21:16:04,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:04,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-21 21:16:04,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-21 21:16:04,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-21 21:16:04,878 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 21:16:04,878 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 21:16:04,888 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 21:16:04,888 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 21:16:04,899 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 21:16:04,916 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 21:16:04,918 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 21:16:04,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-21 21:16:04,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-21 21:16:04,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-21 21:16:04,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-21 21:16:04,925 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 21:16:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-21 21:16:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-21 21:16:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-21 21:16:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-08-21 21:16:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-08-21 21:16:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-21 21:16:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-21 21:16:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-21 21:16:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-21 21:16:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-21 21:16:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-21 21:16:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-21 21:16:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-21 21:16:05,573 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-21 21:16:05,574 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-21 21:16:05,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:16:05 BoogieIcfgContainer [2019-08-21 21:16:05,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-21 21:16:05,575 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-21 21:16:05,576 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-21 21:16:05,576 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-21 21:16:05,577 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 21:16:05,588 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-21 21:16:05,590 INFO L155 IcfgInterpreter]: Building call graph [2019-08-21 21:16:05,597 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-21 21:16:05,606 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-21 21:16:05,607 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-21 21:16:05,693 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 21:16:05,693 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,715 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:16:05,715 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,716 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-21 21:16:05,731 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-21 21:16:05,871 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 21:16:05,872 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:16:05,895 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:16:05,897 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 21:16:05,897 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28