java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/alias_of_return.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:24:20,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:24:20,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:24:20,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:24:20,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:24:20,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:24:20,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:24:20,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:24:20,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:24:20,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:24:20,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:24:20,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:24:20,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:24:20,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:24:20,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:24:20,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:24:20,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:24:20,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:24:20,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:24:20,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:24:20,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:24:20,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:24:20,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:24:20,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:24:20,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:24:20,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:24:20,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:24:20,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:24:20,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:24:20,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:24:20,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:24:20,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:24:20,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:24:20,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:24:20,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:24:20,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:24:20,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:24:20,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:24:20,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:24:20,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:24:20,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:24:20,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 02:24:20,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:24:20,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:24:20,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:24:20,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:24:20,793 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:24:20,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:24:20,794 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:24:20,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:24:20,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:24:20,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:24:20,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:24:20,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:24:20,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:24:20,796 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:24:20,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:24:20,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:24:20,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:24:20,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:24:20,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:24:20,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:24:20,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:24:20,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:24:20,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:24:20,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:24:20,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:24:20,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:24:20,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:24:20,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:24:20,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:24:21,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:24:21,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:24:21,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:24:21,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:24:21,100 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:24:21,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/alias_of_return.i [2019-10-14 02:24:21,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e9983df/6658e9fb585647b7ae6ed26526efcecf/FLAG88fa59778 [2019-10-14 02:24:21,638 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:24:21,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/alias_of_return.i [2019-10-14 02:24:21,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e9983df/6658e9fb585647b7ae6ed26526efcecf/FLAG88fa59778 [2019-10-14 02:24:22,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e9983df/6658e9fb585647b7ae6ed26526efcecf [2019-10-14 02:24:22,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:24:22,060 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:24:22,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:24:22,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:24:22,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:24:22,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aca1f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22, skipping insertion in model container [2019-10-14 02:24:22,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,075 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:24:22,091 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:24:22,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:24:22,263 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:24:22,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:24:22,288 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:24:22,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22 WrapperNode [2019-10-14 02:24:22,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:24:22,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:24:22,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:24:22,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:24:22,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:24:22,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:24:22,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:24:22,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:24:22,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:22" (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 [2019-10-14 02:24:22,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:24:22,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:24:22,449 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-10-14 02:24:22,450 INFO L138 BoogieDeclarations]: Found implementation of procedure return_self [2019-10-14 02:24:22,450 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:24:22,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:24:22,450 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-10-14 02:24:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure return_self [2019-10-14 02:24:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:24:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:24:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:24:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:24:22,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:24:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:24:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:24:22,654 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:24:22,655 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:24:22,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:22 BoogieIcfgContainer [2019-10-14 02:24:22,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:24:22,657 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:24:22,657 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:24:22,657 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:24:22,658 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:22" (1/1) ... [2019-10-14 02:24:22,659 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 [2019-10-14 02:24:22,681 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:24:22,682 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:24:22,688 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:24:22,696 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:24:22,698 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:24:22,894 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-14 02:24:23,049 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 02:24:23,052 INFO L199 IcfgInterpreter]: Interpreting procedure err with input of size 1 for LOIs [2019-10-14 02:24:23,056 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:24:23,056 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:24:23,058 INFO L193 IcfgInterpreter]: Reachable states at location errErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 26#false [2019-10-14 02:24:23,066 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-14 02:24:23,066 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:24:23,069 INFO L168 Benchmark]: Toolchain (without parser) took 1008.82 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 103.4 MB in the beginning and 147.7 MB in the end (delta: -44.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,070 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.18 ms. Allocated memory is still 137.9 MB. Free memory was 103.2 MB in the beginning and 93.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,074 INFO L168 Benchmark]: Boogie Preprocessor took 109.53 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 93.7 MB in the beginning and 180.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,080 INFO L168 Benchmark]: RCFGBuilder took 257.46 ms. Allocated memory is still 201.9 MB. Free memory was 180.5 MB in the beginning and 166.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,081 INFO L168 Benchmark]: Sifa took 410.05 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 147.7 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:23,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 228.18 ms. Allocated memory is still 137.9 MB. Free memory was 103.2 MB in the beginning and 93.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.53 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 93.7 MB in the beginning and 180.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 257.46 ms. Allocated memory is still 201.9 MB. Free memory was 180.5 MB in the beginning and 166.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Sifa took 410.05 ms. Allocated memory is still 201.9 MB. Free memory was 166.2 MB in the beginning and 147.7 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 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]: 377, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 11, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 119, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 150, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 263, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 111, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 11, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 45, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 160, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 159, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 40, DAG_COMPRESSION_RETAINED_NODES: 28 - PositiveResult [Line: 8]: 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...