/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/loops/trex01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:42:17,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:42:17,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:42:17,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:42:17,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:42:17,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:42:17,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:42:17,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:42:17,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:42:17,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:42:17,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:42:17,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:42:17,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:42:17,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:42:17,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:42:17,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:42:17,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:42:17,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:42:17,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:42:17,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:42:17,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:42:17,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:42:17,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:42:17,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:42:17,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:42:17,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:42:17,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:42:17,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:42:17,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:42:17,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:42:17,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:42:17,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:42:17,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:42:17,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:42:17,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:42:17,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:42:17,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:42:17,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:42:17,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:42:17,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:42:17,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:42:17,742 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 16:42:17,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:42:17,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:42:17,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:42:17,767 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:42:17,767 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:42:17,767 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:42:17,767 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:42:17,767 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:42:17,768 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:42:17,768 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:42:17,768 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:42:17,768 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:42:17,768 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:42:17,770 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:42:17,770 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:42:17,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:42:17,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:42:17,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:42:17,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:42:17,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:42:17,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:42:17,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:42:17,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:42:17,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:42:17,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:42:17,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:42:17,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:42:17,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:42:17,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:42:17,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:42:17,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:42:17,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:42:17,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:42:17,775 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:42:17,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:42:17,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:42:17,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:42:17,776 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:42:18,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:42:18,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:42:18,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:42:18,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:42:18,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:42:18,093 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex01-2.i [2019-11-24 16:42:18,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f6fe1a5/90b89dc7c56248ee97bd0ca98f7a25ae/FLAG978c3cbc8 [2019-11-24 16:42:18,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:42:18,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex01-2.i [2019-11-24 16:42:18,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f6fe1a5/90b89dc7c56248ee97bd0ca98f7a25ae/FLAG978c3cbc8 [2019-11-24 16:42:19,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f6fe1a5/90b89dc7c56248ee97bd0ca98f7a25ae [2019-11-24 16:42:19,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:42:19,020 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:42:19,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:42:19,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:42:19,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:42:19,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90e1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19, skipping insertion in model container [2019-11-24 16:42:19,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:42:19,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:42:19,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:42:19,285 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:42:19,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:42:19,329 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:42:19,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19 WrapperNode [2019-11-24 16:42:19,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:42:19,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:42:19,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:42:19,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:42:19,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:42:19,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:42:19,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:42:19,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:42:19,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:42:19,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:42:19,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:42:19,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:42:19,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:42:19" (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 16:42:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:42:19,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:42:19,983 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:42:19,984 INFO L284 CfgBuilder]: Removed 16 assume(true) statements. [2019-11-24 16:42:19,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:42:19 BoogieIcfgContainer [2019-11-24 16:42:19,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:42:19,986 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:42:19,986 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:42:19,986 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:42:19,987 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:42:19" (1/1) ... [2019-11-24 16:42:19,988 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 16:42:20,011 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 16:42:20,011 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:42:20,019 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:42:20,026 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:42:20,027 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:42:20,959 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2019-11-24 16:42:21,143 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-11-24 16:42:21,307 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 253 [2019-11-24 16:42:21,629 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 371 [2019-11-24 16:42:21,846 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 370 [2019-11-24 16:42:22,221 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-11-24 16:42:22,543 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 503 [2019-11-24 16:42:24,115 WARN L192 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 861 DAG size of output: 852 [2019-11-24 16:42:24,697 WARN L192 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 851 DAG size of output: 850 [2019-11-24 16:42:25,170 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 851 DAG size of output: 417 [2019-11-24 16:42:25,340 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 417 [2019-11-24 16:42:26,085 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 419 [2019-11-24 16:42:26,218 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 419 [2019-11-24 16:42:26,992 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 714 [2019-11-24 16:42:27,329 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 715 [2019-11-24 16:42:31,810 WARN L192 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1143 [2019-11-24 16:42:32,371 WARN L192 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 1142 [2019-11-24 16:42:36,671 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:42:36,697 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:42:36,697 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:42:36,699 INFO L168 Benchmark]: Toolchain (without parser) took 17679.01 ms. Allocated memory was 139.5 MB in the beginning and 440.9 MB in the end (delta: 301.5 MB). Free memory was 101.2 MB in the beginning and 136.5 MB in the end (delta: -35.4 MB). Peak memory consumption was 266.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,700 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 139.5 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.36 ms. Allocated memory is still 139.5 MB. Free memory was 101.0 MB in the beginning and 91.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.18 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 91.1 MB in the beginning and 178.8 MB in the end (delta: -87.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,703 INFO L168 Benchmark]: Boogie Preprocessor took 20.87 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 177.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,704 INFO L168 Benchmark]: RCFGBuilder took 501.58 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 154.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,705 INFO L168 Benchmark]: Sifa took 16711.63 ms. Allocated memory was 200.3 MB in the beginning and 440.9 MB in the end (delta: 240.6 MB). Free memory was 154.1 MB in the beginning and 136.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 258.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:42:36,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 139.5 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 308.36 ms. Allocated memory is still 139.5 MB. Free memory was 101.0 MB in the beginning and 91.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 131.18 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 91.1 MB in the beginning and 178.8 MB in the end (delta: -87.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.87 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 177.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 501.58 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 154.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Sifa took 16711.63 ms. Allocated memory was 200.3 MB in the beginning and 440.9 MB in the end (delta: 240.6 MB). Free memory was 154.1 MB in the beginning and 136.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 258.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 16661, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 32, TOOLS_POST_TIME[ms]: 216, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 32, TOOLS_QUANTIFIERELIM_TIME[ms]: 169, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 78, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME[ms]: 0, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 88, DOMAIN_WIDEN_APPLICATIONS: 19, DOMAIN_WIDEN_TIME[ms]: 5969, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 10313, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16579, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16579, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 106, DAG_COMPRESSION_RETAINED_NODES: 44 - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 863#(and (<= ULTIMATE.start_f_~y~0 2147483647) (<= ULTIMATE.start_f_~d 2) (= (ite (<= 1 ULTIMATE.start_f_~z~0) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (<= |ULTIMATE.start_f_#in~d| 2) (not (< ULTIMATE.start_f_~z~0 ULTIMATE.start_f_~k~0)) (<= 2 |ULTIMATE.start_f_#in~d|) (<= ULTIMATE.start_f_~k~0 1073741823) (<= 0 (+ ULTIMATE.start_f_~x~0 2147483648)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (<= 0 (+ ULTIMATE.start_f_~k~0 2147483648)) (<= ULTIMATE.start_f_~x~0 2147483647) (<= 2 ULTIMATE.start_f_~d) (<= 0 (+ ULTIMATE.start_f_~y~0 2147483648))). Possible FailurePath: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...