/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_spec0_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:05:36,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:05:36,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:05:36,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:05:36,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:05:36,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:05:36,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:05:36,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:05:36,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:05:36,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:05:36,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:05:36,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:05:36,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:05:36,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:05:36,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:05:36,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:05:36,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:05:36,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:05:36,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:05:36,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:05:36,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:05:36,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:05:36,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:05:36,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:05:36,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:05:36,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:05:36,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:05:36,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:05:36,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:05:36,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:05:36,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:05:36,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:05:36,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:05:36,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:05:36,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:05:36,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:05:36,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:05:36,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:05:36,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:05:36,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:05:36,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:05:36,757 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 17:05:36,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:05:36,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:05:36,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:05:36,786 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:05:36,787 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:05:36,787 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:05:36,787 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:05:36,787 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:05:36,787 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:05:36,787 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:05:36,789 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:05:36,789 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:05:36,789 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:05:36,790 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:05:36,790 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:05:36,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:05:36,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:05:36,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:05:36,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:05:36,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:05:36,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:05:36,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:05:36,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:05:36,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:05:36,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:05:36,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:05:36,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:05:36,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:05:36,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:05:36,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:05:36,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:05:36,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:05:36,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:05:36,796 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:05:36,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:05:36,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:05:36,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:05:36,797 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:05:37,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:05:37,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:05:37,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:05:37,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:05:37,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:05:37,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product11.cil.c [2019-11-24 17:05:37,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7582f90/7b97dcff0a224029a5592144c7da16a1/FLAGb164ab854 [2019-11-24 17:05:37,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:05:37,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product11.cil.c [2019-11-24 17:05:37,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7582f90/7b97dcff0a224029a5592144c7da16a1/FLAGb164ab854 [2019-11-24 17:05:38,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7582f90/7b97dcff0a224029a5592144c7da16a1 [2019-11-24 17:05:38,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:05:38,104 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:05:38,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:05:38,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:05:38,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:05:38,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:05:38" (1/1) ... [2019-11-24 17:05:38,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4837be06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:38, skipping insertion in model container [2019-11-24 17:05:38,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:05:38" (1/1) ... [2019-11-24 17:05:38,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:05:38,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:05:38,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:05:38,834 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:05:38,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:05:39,095 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:05:39,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39 WrapperNode [2019-11-24 17:05:39,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:05:39,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:05:39,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:05:39,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:05:39,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:05:39,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:05:39,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:05:39,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:05:39,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (1/1) ... [2019-11-24 17:05:39,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:05:39,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:05:39,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:05:39,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:05:39,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:05:39" (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 17:05:39,537 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 17:05:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:05:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:05:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:05:39,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:05:44,615 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:05:44,616 INFO L284 CfgBuilder]: Removed 219 assume(true) statements. [2019-11-24 17:05:44,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:05:44 BoogieIcfgContainer [2019-11-24 17:05:44,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:05:44,618 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:05:44,618 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:05:44,619 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:05:44,620 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:05:44" (1/1) ... [2019-11-24 17:05:44,621 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 17:05:44,651 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 17:05:44,651 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:05:44,660 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:05:44,667 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:05:44,669 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:06:04,326 WARN L192 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2019-11-24 17:06:07,380 WARN L192 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 254 DAG size of output: 207 [2019-11-24 17:06:07,736 WARN L192 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 665 [2019-11-24 17:06:10,281 WARN L192 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 1276 [2019-11-24 17:06:11,725 WARN L192 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 1276 [2019-11-24 17:06:13,092 WARN L192 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 1276 [2019-11-24 17:06:13,489 WARN L192 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 1021 [2019-11-24 17:06:13,902 WARN L192 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 1021 [2019-11-24 17:06:14,343 WARN L192 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 1021 [2019-11-24 17:06:16,399 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 1471 DAG size of output: 1457 [2019-11-24 17:06:18,233 WARN L192 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 1471 DAG size of output: 1457 [2019-11-24 17:06:19,985 WARN L192 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 1456 [2019-11-24 17:06:22,248 WARN L192 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 1610 DAG size of output: 1596 [2019-11-24 17:06:24,448 WARN L192 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 1610 DAG size of output: 1596 [2019-11-24 17:06:26,680 WARN L192 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 1595 [2019-11-24 17:06:29,179 WARN L192 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 1597