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/loop-lit/css2003.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 22:08:17,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 22:08:17,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 22:08:17,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 22:08:17,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 22:08:17,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 22:08:17,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 22:08:17,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 22:08:17,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 22:08:17,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 22:08:17,434 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 22:08:17,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 22:08:17,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 22:08:17,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 22:08:17,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 22:08:17,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 22:08:17,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 22:08:17,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 22:08:17,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 22:08:17,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 22:08:17,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 22:08:17,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 22:08:17,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 22:08:17,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 22:08:17,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 22:08:17,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 22:08:17,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 22:08:17,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 22:08:17,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 22:08:17,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 22:08:17,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 22:08:17,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 22:08:17,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 22:08:17,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 22:08:17,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 22:08:17,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 22:08:17,463 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 [2019-08-22 22:08:17,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 22:08:17,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 22:08:17,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 22:08:17,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 22:08:17,485 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 22:08:17,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 22:08:17,486 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 22:08:17,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 22:08:17,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 22:08:17,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 22:08:17,488 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 22:08:17,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 22:08:17,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 22:08:17,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 22:08:17,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 22:08:17,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 22:08:17,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 22:08:17,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 22:08:17,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 22:08:17,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 22:08:17,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 22:08:17,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 22:08:17,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 22:08:17,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 22:08:17,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 22:08:17,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 22:08:17,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 22:08:17,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 22:08:17,567 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 22:08:17,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/css2003.i [2019-08-22 22:08:17,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01669763a/59180e6dfaf24d6d965b36d30c27a3a7/FLAGd8916b681 [2019-08-22 22:08:18,075 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 22:08:18,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/css2003.i [2019-08-22 22:08:18,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01669763a/59180e6dfaf24d6d965b36d30c27a3a7/FLAGd8916b681 [2019-08-22 22:08:18,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01669763a/59180e6dfaf24d6d965b36d30c27a3a7 [2019-08-22 22:08:18,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 22:08:18,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 22:08:18,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 22:08:18,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 22:08:18,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 22:08:18,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8aa2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18, skipping insertion in model container [2019-08-22 22:08:18,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 22:08:18,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 22:08:18,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:08:18,659 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 22:08:18,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:08:18,691 INFO L192 MainTranslator]: Completed translation [2019-08-22 22:08:18,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18 WrapperNode [2019-08-22 22:08:18,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 22:08:18,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 22:08:18,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 22:08:18,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 22:08:18,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (1/1) ... [2019-08-22 22:08:18,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 22:08:18,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 22:08:18,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 22:08:18,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 22:08:18,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:18" (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 [2019-08-22 22:08:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 22:08:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 22:08:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 22:08:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 22:08:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 22:08:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 22:08:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 22:08:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 22:08:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 22:08:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 22:08:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 22:08:19,049 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 22:08:19,049 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 22:08:19,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:08:19 BoogieIcfgContainer [2019-08-22 22:08:19,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 22:08:19,051 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 22:08:19,052 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 22:08:19,052 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 22:08:19,053 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:08:19" (1/1) ... [2019-08-22 22:08:19,067 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 22:08:19,070 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 22:08:19,076 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 22:08:19,084 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 22:08:19,086 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 22:08:19,132 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 22:08:19,176 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:19,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:20,119 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:20,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:21,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:21,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:22,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:24,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:26,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:29,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:36,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:08:48,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:09:10,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms