/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec3_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:21:04,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:21:04,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:21:04,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:21:04,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:21:04,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:21:04,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:21:04,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:21:04,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:21:04,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:21:04,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:21:04,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:21:04,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:21:04,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:21:04,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:21:04,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:21:04,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:21:04,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:21:04,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:21:04,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:21:04,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:21:04,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:21:04,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:21:04,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:21:04,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:21:04,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:21:04,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:21:04,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:21:04,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:21:04,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:21:04,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:21:04,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:21:04,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:21:04,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:21:04,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:21:04,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:21:04,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:21:04,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:21:04,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:21:04,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:21:04,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:21:04,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 17:21:04,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:21:04,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:21:04,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:21:04,640 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:21:04,641 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:21:04,644 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:21:04,644 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:21:04,644 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:21:04,644 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:21:04,645 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:21:04,645 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:21:04,645 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:21:04,645 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:21:04,645 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:21:04,646 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:21:04,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:21:04,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:21:04,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:21:04,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:21:04,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:21:04,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:21:04,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:21:04,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:21:04,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:21:04,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:21:04,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:21:04,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:21:04,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:21:04,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:21:04,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:21:04,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:21:04,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:21:04,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:21:04,652 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:21:04,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:21:04,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:21:04,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:21:04,653 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:21:04,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:21:04,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:21:04,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:21:04,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:21:04,983 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:21:04,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product18.cil.c [2019-11-24 17:21:05,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789544126/9980472225d54017845823dd6463f8a3/FLAG2d3ee7e02 [2019-11-24 17:21:05,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:21:05,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec3_product18.cil.c [2019-11-24 17:21:05,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789544126/9980472225d54017845823dd6463f8a3/FLAG2d3ee7e02 [2019-11-24 17:21:05,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789544126/9980472225d54017845823dd6463f8a3 [2019-11-24 17:21:05,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:21:05,932 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:21:05,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:21:05,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:21:05,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:21:05,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:21:05" (1/1) ... [2019-11-24 17:21:05,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71372e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:05, skipping insertion in model container [2019-11-24 17:21:05,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:21:05" (1/1) ... [2019-11-24 17:21:05,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:21:06,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:21:06,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:21:06,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:21:07,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:21:07,133 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:21:07,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07 WrapperNode [2019-11-24 17:21:07,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:21:07,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:21:07,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:21:07,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:21:07,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:21:07,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:21:07,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:21:07,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:21:07,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (1/1) ... [2019-11-24 17:21:07,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:21:07,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:21:07,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:21:07,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:21:07,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:21:07" (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 [2019-11-24 17:21:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 17:21:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:21:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:21:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:21:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:21:14,539 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:21:14,539 INFO L284 CfgBuilder]: Removed 283 assume(true) statements. [2019-11-24 17:21:14,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:21:14 BoogieIcfgContainer [2019-11-24 17:21:14,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:21:14,541 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:21:14,541 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:21:14,541 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:21:14,542 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:21:14" (1/1) ... [2019-11-24 17:21:14,543 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 17:21:14,563 INFO L159 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-11-24 17:21:14,564 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:21:14,571 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:21:14,581 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:21:14,583 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs