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-crafted/bAnd4.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-30 00:51:20,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-30 00:51:20,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-30 00:51:20,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-30 00:51:20,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-30 00:51:20,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-30 00:51:20,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-30 00:51:20,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-30 00:51:20,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-30 00:51:20,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-30 00:51:20,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-30 00:51:20,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-30 00:51:20,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-30 00:51:20,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-30 00:51:20,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-30 00:51:20,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-30 00:51:20,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-30 00:51:20,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-30 00:51:20,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-30 00:51:20,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-30 00:51:20,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-30 00:51:20,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-30 00:51:20,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-30 00:51:20,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-30 00:51:20,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-30 00:51:20,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-30 00:51:20,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-30 00:51:20,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-30 00:51:20,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-30 00:51:20,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-30 00:51:20,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-30 00:51:20,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-30 00:51:20,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-30 00:51:20,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-30 00:51:20,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-30 00:51:20,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-30 00:51:20,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-30 00:51:20,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-30 00:51:20,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-30 00:51:20,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-30 00:51:20,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-30 00:51:20,626 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 [2019-08-30 00:51:20,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-30 00:51:20,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-30 00:51:20,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-30 00:51:20,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-30 00:51:20,667 INFO L138 SettingsManager]: * Use SBE=true [2019-08-30 00:51:20,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-30 00:51:20,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-30 00:51:20,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-30 00:51:20,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-30 00:51:20,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-30 00:51:20,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-30 00:51:20,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-30 00:51:20,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-30 00:51:20,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-30 00:51:20,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-30 00:51:20,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-30 00:51:20,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-30 00:51:20,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-30 00:51:20,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-30 00:51:20,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-30 00:51:20,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-30 00:51:20,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-30 00:51:20,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-30 00:51:20,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-30 00:51:20,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-30 00:51:20,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-30 00:51:20,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-30 00:51:20,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-30 00:51:20,718 INFO L275 PluginConnector]: CDTParser initialized [2019-08-30 00:51:20,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/bAnd4.i [2019-08-30 00:51:20,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ac1e968/2d09ee9d4a4e4f51b4418c57e5755c36/FLAGea6e7363e [2019-08-30 00:51:21,194 INFO L306 CDTParser]: Found 1 translation units. [2019-08-30 00:51:21,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/bAnd4.i [2019-08-30 00:51:21,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ac1e968/2d09ee9d4a4e4f51b4418c57e5755c36/FLAGea6e7363e [2019-08-30 00:51:21,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ac1e968/2d09ee9d4a4e4f51b4418c57e5755c36 [2019-08-30 00:51:21,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-30 00:51:21,621 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-30 00:51:21,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-30 00:51:21,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-30 00:51:21,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-30 00:51:21,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:51:21" (1/1) ... [2019-08-30 00:51:21,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698ff5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:21, skipping insertion in model container [2019-08-30 00:51:21,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:51:21" (1/1) ... [2019-08-30 00:51:21,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-30 00:51:21,661 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-30 00:51:21,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-30 00:51:21,919 INFO L188 MainTranslator]: Completed pre-run [2019-08-30 00:51:21,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-30 00:51:22,056 INFO L192 MainTranslator]: Completed translation [2019-08-30 00:51:22,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22 WrapperNode [2019-08-30 00:51:22,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-30 00:51:22,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-30 00:51:22,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-30 00:51:22,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-30 00:51:22,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-30 00:51:22,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-30 00:51:22,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-30 00:51:22,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-30 00:51:22,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:51:22" (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 [2019-08-30 00:51:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-30 00:51:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-30 00:51:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2019-08-30 00:51:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-30 00:51:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-30 00:51:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-30 00:51:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2019-08-30 00:51:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-30 00:51:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-30 00:51:22,491 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-30 00:51:22,492 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-30 00:51:22,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:51:22 BoogieIcfgContainer [2019-08-30 00:51:22,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-30 00:51:22,494 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-30 00:51:22,494 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-30 00:51:22,494 INFO L275 PluginConnector]: Sifa initialized [2019-08-30 00:51:22,495 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:51:22" (1/1) ... [2019-08-30 00:51:22,527 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-30 00:51:22,527 INFO L169 IcfgInterpreter]: Building call graph [2019-08-30 00:51:22,534 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-30 00:51:22,543 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-30 00:51:22,545 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-30 00:51:22,637 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 [2019-08-30 00:51:22,638 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-30 00:51:22,668 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-30 00:51:22,669 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-30 00:51:22,669 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-30 00:51:22,684 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-08-30 00:51:22,793 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 [2019-08-30 00:51:22,793 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-30 00:51:22,805 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-30 00:51:22,807 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-30 00:51:22,807 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-30 00:51:22,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-30 00:56:39,066 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5416 conjuctions. This might take some time... [2019-08-30 00:56:40,723 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5416 conjuctions. [2019-08-30 00:58:51,128 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5801 conjuctions. This might take some time... [2019-08-30 00:58:53,623 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5801 conjuctions. [2019-08-30 01:00:43,166 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5416 conjuctions. This might take some time... [2019-08-30 01:00:44,802 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5416 conjuctions. [2019-08-30 01:00:44,867 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7434 conjuctions. This might take some time... [2019-08-30 01:00:48,484 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 7434 conjuctions. [2019-08-30 01:02:11,668 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5801 conjuctions. This might take some time... [2019-08-30 01:02:14,173 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5801 conjuctions. [2019-08-30 01:03:06,629 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5781 conjuctions. This might take some time... [2019-08-30 01:03:09,153 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5781 conjuctions. [2019-08-30 01:04:28,691 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5800 conjuctions. This might take some time... [2019-08-30 01:04:31,198 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5800 conjuctions. [2019-08-30 01:04:31,260 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7486 conjuctions. This might take some time... [2019-08-30 01:04:35,957 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 7486 conjuctions.