/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_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:13:31,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:13:31,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:13:31,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:13:31,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:13:31,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:13:31,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:13:31,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:13:31,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:13:31,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:13:31,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:13:31,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:13:31,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:13:31,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:13:31,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:13:31,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:13:31,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:13:31,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:13:31,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:13:31,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:13:31,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:13:31,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:13:31,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:13:31,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:13:31,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:13:31,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:13:31,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:13:31,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:13:31,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:13:31,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:13:31,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:13:31,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:13:31,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:13:31,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:13:31,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:13:31,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:13:31,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:13:31,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:13:31,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:13:31,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:13:31,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:13:31,820 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 17:13:31,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:13:31,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:13:31,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:13:31,848 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:13:31,848 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:13:31,848 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:13:31,849 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:13:31,849 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:13:31,849 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:13:31,849 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:13:31,851 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:13:31,851 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:13:31,852 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:13:31,852 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:13:31,852 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:13:31,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:13:31,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:13:31,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:13:31,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:13:31,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:13:31,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:13:31,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:13:31,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:13:31,856 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:13:31,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:13:31,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:13:31,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:13:31,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:13:31,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:13:31,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:13:31,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:13:31,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:13:31,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:13:31,859 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:13:31,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:13:31,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:13:31,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:13:31,861 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:13:32,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:13:32,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:13:32,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:13:32,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:13:32,190 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:13:32,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2019-11-24 17:13:32,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a85e110a/2924fda720cf4134a6a52e2eded119ce/FLAG900280be2 [2019-11-24 17:13:33,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:13:33,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2019-11-24 17:13:33,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a85e110a/2924fda720cf4134a6a52e2eded119ce/FLAG900280be2 [2019-11-24 17:13:33,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a85e110a/2924fda720cf4134a6a52e2eded119ce [2019-11-24 17:13:33,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:13:33,173 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:13:33,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:13:33,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:13:33,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:13:33,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:13:33" (1/1) ... [2019-11-24 17:13:33,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ddb6ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:33, skipping insertion in model container [2019-11-24 17:13:33,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:13:33" (1/1) ... [2019-11-24 17:13:33,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:13:33,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:13:34,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:13:34,121 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:13:34,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:13:34,398 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:13:34,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34 WrapperNode [2019-11-24 17:13:34,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:13:34,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:13:34,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:13:34,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:13:34,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:13:34,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:13:34,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:13:34,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:13:34,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (1/1) ... [2019-11-24 17:13:34,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:13:34,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:13:34,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:13:34,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:13:34,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:13:34" (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 17:13:34,768 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 17:13:34,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:13:34,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:13:34,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:13:34,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:13:41,363 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:13:41,363 INFO L284 CfgBuilder]: Removed 227 assume(true) statements. [2019-11-24 17:13:41,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:13:41 BoogieIcfgContainer [2019-11-24 17:13:41,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:13:41,366 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:13:41,366 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:13:41,366 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:13:41,367 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:13:41" (1/1) ... [2019-11-24 17:13:41,368 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 17:13:41,393 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 17:13:41,393 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:13:41,401 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:13:41,409 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:13:41,410 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:14:05,826 WARN L192 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2019-11-24 17:14:08,849 WARN L192 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 207 [2019-11-24 17:14:09,250 WARN L192 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 679 [2019-11-24 17:14:10,908 WARN L192 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 1009 [2019-11-24 17:14:11,785 WARN L192 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 1009 [2019-11-24 17:14:12,414 WARN L192 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 1009 [2019-11-24 17:14:14,188 WARN L192 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 1243 [2019-11-24 17:14:15,937 WARN L192 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 1243 [2019-11-24 17:14:18,174 WARN L192 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 1243 [2019-11-24 17:14:20,711 WARN L192 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 1556 DAG size of output: 1542 [2019-11-24 17:14:22,896 WARN L192 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 1556 DAG size of output: 1542 [2019-11-24 17:14:24,933 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 1541 [2019-11-24 17:14:27,403 WARN L192 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 1543 [2019-11-24 17:15:04,389 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9932 conjuctions. This might take some time...