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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/trex01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:18:01,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:18:01,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:18:01,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:18:01,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:18:01,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:18:01,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:18:01,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:18:01,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:18:01,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:18:01,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:18:01,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:18:01,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:18:01,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:18:01,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:18:01,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:18:01,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:18:01,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:18:01,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:18:01,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:18:01,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:18:01,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:18:01,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:18:01,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:18:01,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:18:01,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:18:01,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:18:01,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:18:01,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:18:01,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:18:01,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:18:01,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:18:01,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:18:01,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:18:01,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:18:01,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:18:01,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:18:01,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:18:01,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:18:01,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:18:01,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:18:01,800 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 [2019-09-25 16:18:01,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:18:01,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:18:01,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:18:01,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:18:01,828 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:18:01,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:18:01,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:18:01,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:18:01,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:18:01,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:18:01,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:18:01,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:18:01,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:18:01,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:18:01,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:18:01,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:18:01,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:18:01,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:18:01,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:18:01,832 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:18:01,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:18:01,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:18:01,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:18:01,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:18:01,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:18:01,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:18:01,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:18:01,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:18:01,834 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:18:01,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:18:01,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:18:01,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:18:01,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:18:01,917 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:18:01,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex01-2.i [2019-09-25 16:18:01,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60aaf5499/94895d61965b428d8ea40d24809ef62a/FLAG0056ab720 [2019-09-25 16:18:02,491 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:18:02,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex01-2.i [2019-09-25 16:18:02,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60aaf5499/94895d61965b428d8ea40d24809ef62a/FLAG0056ab720 [2019-09-25 16:18:02,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60aaf5499/94895d61965b428d8ea40d24809ef62a [2019-09-25 16:18:02,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:18:02,911 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:18:02,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:18:02,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:18:02,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:18:02,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:18:02" (1/1) ... [2019-09-25 16:18:02,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f342b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:02, skipping insertion in model container [2019-09-25 16:18:02,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:18:02" (1/1) ... [2019-09-25 16:18:02,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:18:02,939 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:18:03,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:18:03,117 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:18:03,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:18:03,155 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:18:03,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03 WrapperNode [2019-09-25 16:18:03,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:18:03,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:18:03,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:18:03,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:18:03,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:18:03,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:18:03,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:18:03,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:18:03,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:03" (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 [2019-09-25 16:18:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:18:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:18:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 16:18:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-25 16:18:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:18:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:18:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 16:18:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 16:18:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-25 16:18:03,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:18:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-25 16:18:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:18:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:18:03,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:18:03,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:18:03,643 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-25 16:18:03,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:18:03 BoogieIcfgContainer [2019-09-25 16:18:03,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:18:03,645 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:18:03,645 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:18:03,646 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:18:03,647 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:18:03" (1/1) ... [2019-09-25 16:18:03,647 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 [2019-09-25 16:18:03,675 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:18:03,676 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:18:03,683 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:18:03,691 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:18:03,692 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:18:03,780 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-25 16:18:03,836 INFO L199 IcfgInterpreter]: Interpreting procedure f with input of size 14 for LOIs [2019-09-25 16:18:04,103 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-25 16:18:04,119 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:18:04,119 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:18:04,122 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 54#false [2019-09-25 16:18:04,132 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-25 16:18:04,133 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:18:04,137 INFO L168 Benchmark]: Toolchain (without parser) took 1223.05 ms. Allocated memory was 137.4 MB in the beginning and 197.1 MB in the end (delta: 59.8 MB). Free memory was 84.1 MB in the beginning and 137.9 MB in the end (delta: -53.8 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,140 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.31 ms. Allocated memory is still 137.4 MB. Free memory was 83.8 MB in the beginning and 74.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,142 INFO L168 Benchmark]: Boogie Preprocessor took 116.24 ms. Allocated memory was 137.4 MB in the beginning and 197.1 MB in the end (delta: 59.8 MB). Free memory was 74.1 MB in the beginning and 173.9 MB in the end (delta: -99.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,143 INFO L168 Benchmark]: RCFGBuilder took 371.40 ms. Allocated memory is still 197.1 MB. Free memory was 173.9 MB in the beginning and 156.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,150 INFO L168 Benchmark]: Sifa took 487.83 ms. Allocated memory is still 197.1 MB. Free memory was 156.9 MB in the beginning and 137.9 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:04,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 244.31 ms. Allocated memory is still 137.4 MB. Free memory was 83.8 MB in the beginning and 74.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.24 ms. Allocated memory was 137.4 MB in the beginning and 197.1 MB in the end (delta: 59.8 MB). Free memory was 74.1 MB in the beginning and 173.9 MB in the end (delta: -99.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 371.40 ms. Allocated memory is still 197.1 MB. Free memory was 173.9 MB in the beginning and 156.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 487.83 ms. Allocated memory is still 197.1 MB. Free memory was 156.9 MB in the beginning and 137.9 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 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]: 446, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 18, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 12, TOOLS_POST_TIME[ms]: 26, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 18, TOOLS_QUANTIFIERELIM_TIME[ms]: 39, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 20, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 233, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 72, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 6, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 239, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 238, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 53, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 52, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 90, DAG_COMPRESSION_RETAINED_NODES: 49 - PositiveResult [Line: 5]: 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...