/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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:54:44,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:54:44,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:54:44,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:54:44,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:54:44,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:54:44,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:54:44,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:54:44,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:54:44,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:54:44,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:54:44,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:54:44,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:54:44,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:54:44,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:54:44,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:54:44,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:54:44,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:54:44,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:54:44,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:54:44,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:54:44,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:54:44,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:54:44,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:54:44,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:54:44,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:54:44,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:54:44,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:54:44,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:54:44,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:54:44,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:54:44,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:54:44,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:54:44,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:54:44,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:54:44,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:54:44,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:54:44,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:54:44,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:54:44,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:54:44,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:54:44,575 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 17:54:44,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:54:44,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:54:44,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:54:44,601 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:54:44,601 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:54:44,601 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:54:44,603 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:54:44,603 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:54:44,603 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:54:44,603 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:54:44,603 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:54:44,604 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:54:44,604 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:54:44,604 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:54:44,604 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:54:44,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:54:44,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:54:44,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:54:44,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:54:44,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:54:44,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:54:44,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:54:44,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:54:44,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:54:44,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:54:44,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:54:44,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:54:44,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:54:44,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:54:44,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:54:44,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:54:44,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:54:44,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:54:44,610 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:54:44,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:54:44,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:54:44,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:54:44,612 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:54:44,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:54:44,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:54:44,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:54:44,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:54:44,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:54:44,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-11-24 17:54:44,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e476c0616/ac0f66bd53aa495f8b91da7d108b21e7/FLAG7eb53a1ba [2019-11-24 17:54:45,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:54:45,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-11-24 17:54:45,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e476c0616/ac0f66bd53aa495f8b91da7d108b21e7/FLAG7eb53a1ba [2019-11-24 17:54:45,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e476c0616/ac0f66bd53aa495f8b91da7d108b21e7 [2019-11-24 17:54:45,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:54:45,810 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:54:45,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:54:45,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:54:45,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:54:45,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:54:45" (1/1) ... [2019-11-24 17:54:45,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57150996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:45, skipping insertion in model container [2019-11-24 17:54:45,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:54:45" (1/1) ... [2019-11-24 17:54:45,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:54:45,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:54:46,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:54:46,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:54:46,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:54:46,452 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:54:46,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46 WrapperNode [2019-11-24 17:54:46,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:54:46,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:54:46,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:54:46,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:54:46,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:54:46,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:54:46,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:54:46,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:54:46,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (1/1) ... [2019-11-24 17:54:46,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:54:46,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:54:46,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:54:46,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:54:46,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:46" (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 17:54:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:54:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:54:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:54:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:54:48,095 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:54:48,096 INFO L284 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-24 17:54:48,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:54:48 BoogieIcfgContainer [2019-11-24 17:54:48,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:54:48,099 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:54:48,099 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:54:48,099 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:54:48,101 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:54:48" (1/1) ... [2019-11-24 17:54:48,101 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 17:54:48,128 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 17:54:48,128 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:54:48,135 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:54:48,142 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:54:48,143 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:54:56,273 WARN L192 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-11-24 17:54:57,903 WARN L192 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 17:54:58,061 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 17:54:58,829 WARN L192 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 553 [2019-11-24 17:54:59,329 WARN L192 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 553 [2019-11-24 17:54:59,731 WARN L192 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-11-24 17:55:02,264 WARN L192 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 740 DAG size of output: 692 [2019-11-24 17:55:05,280 WARN L192 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 797 DAG size of output: 753 [2019-11-24 17:55:08,676 WARN L192 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 811 DAG size of output: 800 [2019-11-24 17:55:11,819 WARN L192 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 811 DAG size of output: 800 [2019-11-24 17:55:14,794 WARN L192 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 798 DAG size of output: 790 [2019-11-24 17:56:06,555 WARN L192 SmtUtils]: Spent 40.41 s on a formula simplification. DAG size of input: 2522 DAG size of output: 1372