/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/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:50:47,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:50:47,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:50:47,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:50:47,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:50:47,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:50:47,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:50:47,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:50:47,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:50:47,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:50:47,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:50:47,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:50:47,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:50:47,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:50:47,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:50:47,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:50:47,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:50:47,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:50:47,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:50:47,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:50:47,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:50:47,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:50:47,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:50:47,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:50:47,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:50:47,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:50:47,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:50:47,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:50:47,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:50:47,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:50:47,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:50:47,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:50:47,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:50:47,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:50:47,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:50:47,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:50:47,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:50:47,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:50:47,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:50:47,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:50:47,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:50:47,250 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 17:50:47,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:50:47,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:50:47,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:50:47,269 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:50:47,269 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:50:47,269 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:50:47,269 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:50:47,269 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:50:47,270 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:50:47,270 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:50:47,270 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:50:47,270 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:50:47,270 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:50:47,271 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:50:47,271 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:50:47,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:50:47,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:50:47,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:50:47,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:50:47,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:50:47,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:50:47,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:50:47,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:50:47,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:50:47,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:50:47,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:50:47,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:50:47,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:50:47,275 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:50:47,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:50:47,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:50:47,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:50:47,276 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:50:47,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:50:47,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:50:47,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:50:47,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:50:47,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:50:47,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-11-24 17:50:47,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9155dd2e4/23e99b4f467948ad96168b157f2f4838/FLAGc34be54ae [2019-11-24 17:50:48,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:50:48,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-11-24 17:50:48,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9155dd2e4/23e99b4f467948ad96168b157f2f4838/FLAGc34be54ae [2019-11-24 17:50:48,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9155dd2e4/23e99b4f467948ad96168b157f2f4838 [2019-11-24 17:50:48,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:50:48,528 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:50:48,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:50:48,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:50:48,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:50:48,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:50:48" (1/1) ... [2019-11-24 17:50:48,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7643fccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:48, skipping insertion in model container [2019-11-24 17:50:48,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:50:48" (1/1) ... [2019-11-24 17:50:48,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:50:48,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:50:49,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:50:49,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:50:49,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:50:49,229 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:50:49,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49 WrapperNode [2019-11-24 17:50:49,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:50:49,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:50:49,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:50:49,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:50:49,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:50:49,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:50:49,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:50:49,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:50:49,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (1/1) ... [2019-11-24 17:50:49,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:50:49,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:50:49,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:50:49,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:50:49,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:50:49" (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 17:50:49,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:50:49,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:50:49,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:50:49,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:50:50,668 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:50:50,668 INFO L284 CfgBuilder]: Removed 74 assume(true) statements. [2019-11-24 17:50:50,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:50:50 BoogieIcfgContainer [2019-11-24 17:50:50,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:50:50,670 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:50:50,670 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:50:50,671 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:50:50,672 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:50:50" (1/1) ... [2019-11-24 17:50:50,673 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 17:50:50,697 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 17:50:50,698 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:50:50,705 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:50:50,713 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:50:50,715 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:51:01,260 WARN L192 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-11-24 17:51:03,076 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 17:51:03,227 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 17:51:03,851 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-11-24 17:51:04,389 WARN L192 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-11-24 17:51:04,810 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-11-24 17:51:05,283 WARN L192 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-11-24 17:51:05,977 WARN L192 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 664 [2019-11-24 17:51:10,453 WARN L192 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 970 DAG size of output: 740 [2019-11-24 17:51:12,523 WARN L192 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 970 DAG size of output: 740 [2019-11-24 17:51:13,984 WARN L192 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 732 DAG size of output: 726 [2019-11-24 17:51:15,524 WARN L192 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 744 [2019-11-24 17:51:18,843 WARN L192 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 747 DAG size of output: 743 [2019-11-24 17:51:43,476 WARN L192 SmtUtils]: Spent 20.75 s on a formula simplification. DAG size of input: 1821 DAG size of output: 1208 [2019-11-24 17:52:04,182 WARN L192 SmtUtils]: Spent 20.68 s on a formula simplification. DAG size of input: 1821 DAG size of output: 1208 [2019-11-24 17:52:16,150 WARN L192 SmtUtils]: Spent 11.95 s on a formula simplification. DAG size of input: 1167 DAG size of output: 1144