/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/list-simple/dll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:15:01,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:15:01,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:15:01,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:15:01,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:15:01,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:15:01,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:15:01,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:15:01,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:15:01,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:15:01,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:15:01,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:15:01,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:15:01,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:15:01,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:15:01,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:15:01,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:15:01,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:15:01,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:15:01,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:15:01,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:15:01,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:15:01,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:15:01,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:15:01,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:15:01,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:15:01,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:15:01,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:15:01,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:15:01,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:15:01,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:15:01,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:15:01,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:15:01,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:15:01,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:15:01,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:15:01,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:15:01,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:15:01,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:15:01,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:15:01,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:15:01,939 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 16:15:01,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:15:01,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:15:01,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:15:01,976 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:15:01,976 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:15:01,976 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:15:01,977 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:15:01,977 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:15:01,977 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:15:01,977 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:15:01,977 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:15:01,978 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:15:01,978 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:15:01,978 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:15:01,978 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:15:01,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:15:01,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:15:01,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:15:01,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:15:01,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:15:01,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:15:01,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:15:01,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:15:01,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:15:01,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:15:01,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:15:01,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:15:01,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:15:01,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:15:01,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:15:01,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:15:01,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:15:01,984 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:15:02,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:15:02,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:15:02,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:15:02,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:15:02,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:15:02,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-11-24 16:15:02,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1186bc47/8442136d82b94dc8b21e1389e697011e/FLAGf6cb032b8 [2019-11-24 16:15:02,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:15:02,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-11-24 16:15:02,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1186bc47/8442136d82b94dc8b21e1389e697011e/FLAGf6cb032b8 [2019-11-24 16:15:03,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1186bc47/8442136d82b94dc8b21e1389e697011e [2019-11-24 16:15:03,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:15:03,121 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:15:03,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:15:03,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:15:03,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:15:03,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431832f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03, skipping insertion in model container [2019-11-24 16:15:03,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:15:03,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:15:03,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:15:03,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:15:03,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:15:03,763 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:15:03,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03 WrapperNode [2019-11-24 16:15:03,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:15:03,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:15:03,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:15:03,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:15:03,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:15:03,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:15:03,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:15:03,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:15:03,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (1/1) ... [2019-11-24 16:15:03,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:15:03,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:15:03,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:15:03,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:15:03,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:15:03" (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 16:15:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:15:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:15:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:15:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:15:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:15:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:15:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:15:03,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:15:04,489 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:15:04,489 INFO L284 CfgBuilder]: Removed 20 assume(true) statements. [2019-11-24 16:15:04,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:15:04 BoogieIcfgContainer [2019-11-24 16:15:04,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:15:04,491 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:15:04,491 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:15:04,492 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:15:04,493 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:15:04" (1/1) ... [2019-11-24 16:15:04,493 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 16:15:04,518 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:15:04,518 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:15:04,525 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:15:04,532 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:15:04,533 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:15:04,849 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:05,565 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:06,447 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:07,046 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:07,432 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:09,158 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:09,493 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,430 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,444 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,455 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,919 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,936 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,952 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,973 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:11,994 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:12,015 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:12,034 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:12,085 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:12,686 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-24 16:15:12,890 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 229 [2019-11-24 16:15:12,982 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,014 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,041 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,069 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,093 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,119 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,150 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,172 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,195 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,216 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,240 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,258 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,280 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,302 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,396 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,450 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,465 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:13,998 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-11-24 16:15:14,122 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-11-24 16:15:14,233 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-11-24 16:15:14,363 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,384 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,424 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,455 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,487 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,511 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,531 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,555 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,581 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,624 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,660 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,682 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,700 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,725 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,796 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,809 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,833 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:14,853 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:15:15,531 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 282 [2019-11-24 16:15:15,734 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 300 [2019-11-24 16:15:16,054 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 322 [2019-11-24 16:15:16,603 WARN L192 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 327 [2019-11-24 16:15:16,945 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 333 [2019-11-24 16:15:17,298 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 340 [2019-11-24 16:15:17,330 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:15:17,346 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:15:17,346 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:15:17,349 INFO L168 Benchmark]: Toolchain (without parser) took 14227.00 ms. Allocated memory was 138.4 MB in the beginning and 461.4 MB in the end (delta: 323.0 MB). Free memory was 102.1 MB in the beginning and 372.6 MB in the end (delta: -270.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,349 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 168.0 MB in the end (delta: -66.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.0 MB in the beginning and 165.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,351 INFO L168 Benchmark]: Boogie Preprocessor took 34.95 ms. Allocated memory is still 202.9 MB. Free memory was 165.7 MB in the beginning and 163.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,353 INFO L168 Benchmark]: RCFGBuilder took 631.16 ms. Allocated memory is still 202.9 MB. Free memory was 163.6 MB in the beginning and 128.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,354 INFO L168 Benchmark]: Sifa took 12855.16 ms. Allocated memory was 202.9 MB in the beginning and 461.4 MB in the end (delta: 258.5 MB). Free memory was 128.4 MB in the beginning and 372.6 MB in the end (delta: -244.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:15:17,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 168.0 MB in the end (delta: -66.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 56.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.0 MB in the beginning and 165.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.95 ms. Allocated memory is still 202.9 MB. Free memory was 165.7 MB in the beginning and 163.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 631.16 ms. Allocated memory is still 202.9 MB. Free memory was 163.6 MB in the beginning and 128.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. * Sifa took 12855.16 ms. Allocated memory was 202.9 MB in the beginning and 461.4 MB in the end (delta: 258.5 MB). Free memory was 128.4 MB in the beginning and 372.6 MB in the end (delta: -244.2 MB). Peak memory consumption was 14.3 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]: 12813, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 4, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 35, TOOLS_POST_TIME[ms]: 9195, 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: 35, TOOLS_QUANTIFIERELIM_TIME[ms]: 9167, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4115, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 71, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 941, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 2493, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 107, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 18, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11517, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11517, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, 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]: 2, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 11, DAG_COMPRESSION_PROCESSED_NODES: 110, DAG_COMPRESSION_RETAINED_NODES: 37 - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...