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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:10:16,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:10:16,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:10:16,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:10:16,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:10:16,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:10:16,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:10:16,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:10:16,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:10:16,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:10:16,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:10:16,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:10:16,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:10:16,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:10:16,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:10:16,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:10:16,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:10:16,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:10:16,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:10:16,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:10:16,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:10:16,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:10:16,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:10:16,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:10:16,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-21 09:10:16,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:10:16,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:10:16,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:10:16,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:10:16,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:10:16,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:10:16,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:10:16,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:10:16,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:10:16,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:10:16,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:10:16,808 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 [2019-09-21 09:10:16,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:10:16,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:10:16,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:10:16,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:10:16,824 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:10:16,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:10:16,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:10:16,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:10:16,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:10:16,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:10:16,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:10:16,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:10:16,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:10:16,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:10:16,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:10:16,827 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:10:16,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:10:16,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:10:16,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:10:16,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:10:16,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:10:16,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:10:16,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:10:16,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:10:16,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:10:16,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:10:16,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:10:16,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:10:16,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:10:16,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:10:16,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:10:16,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:10:16,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:10:16,903 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:10:16,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-21 09:10:16,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491cd6f34/c13edf169ab948c799e5b14a50b9dacc/FLAG6bb3c1340 [2019-09-21 09:10:17,389 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:10:17,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-21 09:10:17,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491cd6f34/c13edf169ab948c799e5b14a50b9dacc/FLAG6bb3c1340 [2019-09-21 09:10:17,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491cd6f34/c13edf169ab948c799e5b14a50b9dacc [2019-09-21 09:10:17,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:10:17,793 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:10:17,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:10:17,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:10:17,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:10:17,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:10:17" (1/1) ... [2019-09-21 09:10:17,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1482a330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:17, skipping insertion in model container [2019-09-21 09:10:17,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:10:17" (1/1) ... [2019-09-21 09:10:17,810 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:10:17,834 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:10:18,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:10:18,022 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:10:18,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:10:18,153 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:10:18,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18 WrapperNode [2019-09-21 09:10:18,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:10:18,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:10:18,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:10:18,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:10:18,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:10:18,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:10:18,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:10:18,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:10:18,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:18" (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 [2019-09-21 09:10:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:10:18,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:10:18,249 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-09-21 09:10:18,249 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:10:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:10:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:10:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-09-21 09:10:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:10:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:10:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:10:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:10:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:10:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:10:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:10:18,659 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:10:18,659 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-21 09:10:18,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:10:18 BoogieIcfgContainer [2019-09-21 09:10:18,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:10:18,661 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:10:18,661 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:10:18,661 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:10:18,663 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:10:18" (1/1) ... [2019-09-21 09:10:18,663 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:10:18,685 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:10:18,685 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:10:18,692 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:10:18,701 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:10:18,702 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:10:18,854 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-21 09:10:19,155 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:10:19,156 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:10:19,160 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 40#(and (<= 0 (+ main_~ret2~0 2147483648)) (<= main_~ret~1 2147483647) (<= 4 main_~i~2) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= 5 main_~i~1) (<= main_~ret2~0 2147483647) (<= 0 (+ main_~ret~1 2147483648))) [2019-09-21 09:10:19,183 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:10:19,183 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:10:19,186 INFO L168 Benchmark]: Toolchain (without parser) took 1392.59 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 86.4 MB in the beginning and 128.2 MB in the end (delta: -41.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:19,188 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 09:10:19,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.49 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 86.4 MB in the beginning and 177.4 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:19,197 INFO L168 Benchmark]: Boogie Preprocessor took 35.71 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 175.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:19,199 INFO L168 Benchmark]: RCFGBuilder took 470.32 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 153.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:19,200 INFO L168 Benchmark]: Sifa took 522.50 ms. Allocated memory is still 199.2 MB. Free memory was 153.8 MB in the beginning and 128.2 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:19,208 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 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 359.49 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 86.4 MB in the beginning and 177.4 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.71 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 175.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 470.32 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 153.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Sifa took 522.50 ms. Allocated memory is still 199.2 MB. Free memory was 153.8 MB in the beginning and 128.2 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 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]: 475, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 25, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 17, TOOLS_POST_TIME[ms]: 295, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 26, TOOLS_QUANTIFIERELIM_TIME[ms]: 306, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 87, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 57, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 174, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 173, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 126, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 39]: 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 40#(and (<= 0 (+ main_~ret2~0 2147483648)) (<= main_~ret~1 2147483647) (<= 4 main_~i~2) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= 5 main_~i~1) (<= main_~ret2~0 2147483647) (<= 0 (+ main_~ret~1 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...