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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/sum01_bug02_sum01_bug02_base.case.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:22:14,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:22:14,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:22:14,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:22:14,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:22:14,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:22:14,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:22:14,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:22:14,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:22:14,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:22:14,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:22:14,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:22:14,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:22:14,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:22:14,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:22:14,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:22:14,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:22:14,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:22:14,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:22:14,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:22:14,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:22:14,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:22:14,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:22:14,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:22:14,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 19:22:14,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:22:14,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:22:14,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:22:14,769 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 [2019-09-20 19:22:14,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:22:14,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:22:14,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:22:14,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:22:14,786 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:22:14,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:22:14,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:22:14,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:22:14,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:22:14,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:22:14,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:22:14,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:22:14,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:22:14,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:22:14,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:22:14,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:22:14,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:22:14,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:22:14,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:22:14,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:22:14,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:22:14,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:22:14,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:22:14,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:22:14,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:22:14,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:22:14,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:22:14,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:22:14,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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_DDA [2019-09-20 19:22:14,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:22:14,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:22:14,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:22:14,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:22:14,842 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:22:14,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum01_bug02_sum01_bug02_base.case.i [2019-09-20 19:22:14,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb2fbfc0/7f4bb37d3cfa41359769e9203224c035/FLAG7040e8a6b [2019-09-20 19:22:15,401 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:22:15,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum01_bug02_sum01_bug02_base.case.i [2019-09-20 19:22:15,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb2fbfc0/7f4bb37d3cfa41359769e9203224c035/FLAG7040e8a6b [2019-09-20 19:22:15,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cb2fbfc0/7f4bb37d3cfa41359769e9203224c035 [2019-09-20 19:22:15,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:22:15,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:22:15,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:15,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:22:15,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:22:15,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:15" (1/1) ... [2019-09-20 19:22:15,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51253ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:15, skipping insertion in model container [2019-09-20 19:22:15,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:15" (1/1) ... [2019-09-20 19:22:15,790 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:22:15,806 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:22:16,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:16,012 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:22:16,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:16,042 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:22:16,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16 WrapperNode [2019-09-20 19:22:16,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:16,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:22:16,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:22:16,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:22:16,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:22:16,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:22:16,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:22:16,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:22:16,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:16" (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 [2019-09-20 19:22:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:22:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:22:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:22:16,216 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:22:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:22:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:22:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 19:22:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:22:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:22:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:22:16,393 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:22:16,393 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 19:22:16,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:16 BoogieIcfgContainer [2019-09-20 19:22:16,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:22:16,395 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:22:16,395 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:22:16,396 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:22:16,397 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:16" (1/1) ... [2019-09-20 19:22:16,398 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:22:16,420 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:22:16,421 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:22:16,428 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:22:16,450 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:22:16,451 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:22:16,563 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 19:22:17,404 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 19:22:17,428 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:22:17,428 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:22:17,431 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 102#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:22:17,444 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:22:17,444 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:22:17,447 INFO L168 Benchmark]: Toolchain (without parser) took 1671.66 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 87.3 MB in the beginning and 98.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,448 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.68 ms. Allocated memory is still 140.0 MB. Free memory was 87.1 MB in the beginning and 78.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,450 INFO L168 Benchmark]: Boogie Preprocessor took 114.01 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 77.9 MB in the beginning and 177.7 MB in the end (delta: -99.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,451 INFO L168 Benchmark]: RCFGBuilder took 236.82 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 165.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,452 INFO L168 Benchmark]: Sifa took 1049.35 ms. Allocated memory is still 199.8 MB. Free memory was 165.4 MB in the beginning and 98.2 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:17,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 267.68 ms. Allocated memory is still 140.0 MB. Free memory was 87.1 MB in the beginning and 78.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.01 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 77.9 MB in the beginning and 177.7 MB in the end (delta: -99.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 236.82 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 165.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Sifa took 1049.35 ms. Allocated memory is still 199.8 MB. Free memory was 165.4 MB in the beginning and 98.2 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 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]: 1010, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 59, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 51, TOOLS_POST_TIME[ms]: 186, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 55, TOOLS_QUANTIFIERELIM_TIME[ms]: 170, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 63, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 18, DOMAIN_JOIN_TIME[ms]: 455, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 165, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 22, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 705, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 704, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 20, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 98, DAG_COMPRESSION_RETAINED_NODES: 56 - UnprovableResult [Line: 5]: 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 102#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...