/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-ext2-properties/simple_search_value-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:09:37,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:09:37,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:09:37,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:09:37,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:09:37,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:09:37,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:09:37,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:09:37,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:09:37,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:09:37,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:09:37,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:09:37,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:09:37,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:09:37,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:09:37,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:09:37,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:09:37,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:09:37,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:09:37,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:09:37,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:09:37,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:09:37,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:09:37,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:09:37,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:09:37,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:09:37,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:09:37,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:09:37,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:09:37,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:09:37,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:09:37,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:09:37,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:09:37,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:09:37,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:09:37,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:09:37,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:09:37,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:09:37,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:09:37,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:09:37,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:09:37,631 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 16:09:37,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:09:37,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:09:37,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:09:37,666 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:09:37,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:09:37,666 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:09:37,666 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:09:37,666 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:09:37,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:09:37,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:09:37,670 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:09:37,670 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:09:37,671 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:09:37,671 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:09:37,671 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:09:37,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:09:37,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:09:37,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:09:37,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:09:37,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:09:37,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:09:37,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:09:37,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:09:37,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:09:37,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:09:37,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:09:37,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:09:37,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:09:37,676 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:09:37,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:09:37,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:09:37,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:09:37,678 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:09:37,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:09:37,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:09:37,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:09:37,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:09:37,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:09:37,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext2-properties/simple_search_value-1.i [2019-11-24 16:09:38,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6ce1c39/f419e616b5f54698a99634bd05a298e4/FLAG75588b9a6 [2019-11-24 16:09:38,536 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:09:38,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext2-properties/simple_search_value-1.i [2019-11-24 16:09:38,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6ce1c39/f419e616b5f54698a99634bd05a298e4/FLAG75588b9a6 [2019-11-24 16:09:38,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6ce1c39/f419e616b5f54698a99634bd05a298e4 [2019-11-24 16:09:38,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:09:38,858 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:09:38,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:09:38,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:09:38,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:09:38,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:09:38" (1/1) ... [2019-11-24 16:09:38,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504bc8e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:38, skipping insertion in model container [2019-11-24 16:09:38,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:09:38" (1/1) ... [2019-11-24 16:09:38,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:09:38,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:09:39,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:09:39,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:09:39,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:09:39,495 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:09:39,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39 WrapperNode [2019-11-24 16:09:39,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:09:39,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:09:39,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:09:39,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:09:39,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:09:39,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:09:39,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:09:39,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:09:39,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... [2019-11-24 16:09:39,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:09:39,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:09:39,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:09:39,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:09:39,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:09:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:09:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:09:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:09:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:09:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:09:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:09:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:09:40,155 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:09:40,156 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-24 16:09:40,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:09:40 BoogieIcfgContainer [2019-11-24 16:09:40,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:09:40,157 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:09:40,157 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:09:40,157 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:09:40,158 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:09:40" (1/1) ... [2019-11-24 16:09:40,159 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 16:09:40,181 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:09:40,182 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:09:40,188 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:09:40,194 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:09:40,196 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:09:40,461 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:40,787 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:41,094 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:41,643 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:41,770 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:42,099 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:43,508 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:43,756 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:43,908 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:44,108 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:44,587 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:44,669 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:44,904 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:09:44,916 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:09:44,916 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:09:44,918 INFO L168 Benchmark]: Toolchain (without parser) took 6059.90 ms. Allocated memory was 139.5 MB in the beginning and 303.0 MB in the end (delta: 163.6 MB). Free memory was 103.5 MB in the beginning and 105.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 161.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,918 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.91 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.3 MB in the end (delta: -68.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.28 ms. Allocated memory is still 203.9 MB. Free memory was 171.3 MB in the beginning and 169.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,920 INFO L168 Benchmark]: Boogie Preprocessor took 53.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.1 MB in the beginning and 167.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,921 INFO L168 Benchmark]: RCFGBuilder took 530.46 ms. Allocated memory is still 203.9 MB. Free memory was 167.1 MB in the beginning and 141.6 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,921 INFO L168 Benchmark]: Sifa took 4758.95 ms. Allocated memory was 203.9 MB in the beginning and 303.0 MB in the end (delta: 99.1 MB). Free memory was 141.6 MB in the beginning and 105.2 MB in the end (delta: 36.4 MB). Peak memory consumption was 135.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:09:44,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.91 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.3 MB in the end (delta: -68.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 70.28 ms. Allocated memory is still 203.9 MB. Free memory was 171.3 MB in the beginning and 169.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.1 MB in the beginning and 167.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 530.46 ms. Allocated memory is still 203.9 MB. Free memory was 167.1 MB in the beginning and 141.6 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Sifa took 4758.95 ms. Allocated memory was 203.9 MB in the beginning and 303.0 MB in the end (delta: 99.1 MB). Free memory was 141.6 MB in the beginning and 105.2 MB in the end (delta: 36.4 MB). Peak memory consumption was 135.5 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]: 4723, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 2, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 26, TOOLS_POST_TIME[ms]: 4381, 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: 26, TOOLS_QUANTIFIERELIM_TIME[ms]: 4360, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1407, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 43, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 7, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 237, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 3, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4361, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4360, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, 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]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 11, DAG_COMPRESSION_PROCESSED_NODES: 98, DAG_COMPRESSION_RETAINED_NODES: 25 - UnprovableResult [Line: 565]: 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 55#(and (= 0 ULTIMATE.start_main_~p~0.base) (= 0 ULTIMATE.start_main_~p~0.offset) (or (= ULTIMATE.start_main_~hasTwo~0 0) (= ULTIMATE.start_main_~hasSix~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...