/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_spec6_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:28:26,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:28:26,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:28:26,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:28:26,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:28:26,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:28:26,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:28:26,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:28:26,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:28:26,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:28:26,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:28:26,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:28:26,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:28:26,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:28:26,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:28:26,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:28:26,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:28:26,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:28:26,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:28:26,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:28:26,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:28:26,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:28:26,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:28:26,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:28:26,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:28:26,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:28:26,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:28:26,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:28:26,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:28:26,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:28:26,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:28:26,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:28:26,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:28:26,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:28:26,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:28:26,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:28:26,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:28:26,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:28:26,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:28:26,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:28:26,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:28:26,945 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 17:28:26,961 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:28:26,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:28:26,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:28:26,962 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:28:26,962 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:28:26,962 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:28:26,963 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:28:26,963 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:28:26,963 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:28:26,963 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:28:26,963 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:28:26,964 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:28:26,964 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:28:26,964 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:28:26,964 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:28:26,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:28:26,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:28:26,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:28:26,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:28:26,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:28:26,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:28:26,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:28:26,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:28:26,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:28:26,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:28:26,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:28:26,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:28:26,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:28:26,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:28:26,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:28:26,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:28:26,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:28:26,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:28:26,972 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:28:26,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:28:26,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:28:26,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:28:26,973 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:28:27,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:28:27,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:28:27,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:28:27,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:28:27,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:28:27,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product22.cil.c [2019-11-24 17:28:27,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/355de9d16/b6d13d864bf6426e8f2e0ea399c4b569/FLAGbdd85bd26 [2019-11-24 17:28:28,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:28:28,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product22.cil.c [2019-11-24 17:28:28,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/355de9d16/b6d13d864bf6426e8f2e0ea399c4b569/FLAGbdd85bd26 [2019-11-24 17:28:28,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/355de9d16/b6d13d864bf6426e8f2e0ea399c4b569 [2019-11-24 17:28:28,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:28:28,145 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:28:28,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:28:28,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:28:28,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:28:28,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:28:28" (1/1) ... [2019-11-24 17:28:28,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a76ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:28, skipping insertion in model container [2019-11-24 17:28:28,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:28:28" (1/1) ... [2019-11-24 17:28:28,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:28:28,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:28:29,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:28:29,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:28:29,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:28:29,251 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:28:29,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29 WrapperNode [2019-11-24 17:28:29,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:28:29,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:28:29,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:28:29,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:28:29,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:28:29,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:28:29,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:28:29,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:28:29,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (1/1) ... [2019-11-24 17:28:29,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:28:29,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:28:29,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:28:29,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:28:29,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:28:29" (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 17:28:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 17:28:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:28:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:28:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:28:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:28:37,848 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:28:37,849 INFO L284 CfgBuilder]: Removed 331 assume(true) statements. [2019-11-24 17:28:37,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:28:37 BoogieIcfgContainer [2019-11-24 17:28:37,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:28:37,851 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:28:37,851 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:28:37,852 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:28:37,853 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:28:37" (1/1) ... [2019-11-24 17:28:37,854 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 17:28:37,880 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 17:28:37,881 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:28:37,890 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:28:37,901 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:28:37,903 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs