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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:37:53,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:37:53,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:37:53,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:37:53,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:37:53,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:37:53,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:37:53,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:37:53,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:37:53,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:37:53,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:37:53,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:37:53,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:37:53,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:37:53,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:37:53,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:37:53,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:37:53,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:37:53,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:37:53,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:37:53,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:37:53,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:37:53,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:37:53,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:37:53,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:37:53,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:37:53,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:37:53,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:37:53,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:37:53,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:37:53,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:37:53,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:37:53,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:37:53,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:37:53,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:37:53,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:37:53,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:37:53,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:37:53,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:37:53,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:37:53,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:37:53,770 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 15:37:53,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:37:53,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:37:53,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:37:53,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:37:53,787 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:37:53,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:37:53,788 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:37:53,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:37:53,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:37:53,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:37:53,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:37:53,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:37:53,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:37:53,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:37:53,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:37:53,789 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:37:53,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:37:53,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:37:53,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:37:53,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:37:53,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:37:53,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:37:53,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:37:53,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:37:53,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:37:53,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:37:53,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:37:53,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:37:53,792 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 -> 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 15:37:53,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:37:53,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:37:53,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:37:53,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:37:53,847 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:37:53,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i [2019-09-25 15:37:53,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd904c8e/6e93f802d74c4b39a358508d375c00a4/FLAGe6dad22d8 [2019-09-25 15:37:54,419 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:37:54,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i [2019-09-25 15:37:54,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd904c8e/6e93f802d74c4b39a358508d375c00a4/FLAGe6dad22d8 [2019-09-25 15:37:54,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd904c8e/6e93f802d74c4b39a358508d375c00a4 [2019-09-25 15:37:54,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:37:54,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:37:54,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:37:54,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:37:54,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:37:54,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:37:54" (1/1) ... [2019-09-25 15:37:54,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7884b47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:54, skipping insertion in model container [2019-09-25 15:37:54,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:37:54" (1/1) ... [2019-09-25 15:37:54,834 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:37:54,850 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:37:55,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:37:55,044 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:37:55,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:37:55,074 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:37:55,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55 WrapperNode [2019-09-25 15:37:55,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:37:55,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:37:55,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:37:55,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:37:55,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:37:55,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:37:55,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:37:55,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:37:55,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:55" (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 15:37:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:37:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:37:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 15:37:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:37:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:37:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 15:37:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 15:37:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:37:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:37:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:37:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:37:55,561 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:37:55,562 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 15:37:55,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:37:55 BoogieIcfgContainer [2019-09-25 15:37:55,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:37:55,564 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:37:55,564 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:37:55,569 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:37:55,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:37:55" (1/1) ... [2019-09-25 15:37:55,571 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 15:37:55,601 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:37:55,601 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:37:55,609 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:37:55,619 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:37:55,620 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:37:55,721 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-25 15:37:56,687 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-25 15:37:56,690 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:37:56,690 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:37:56,693 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 142#(or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) [2019-09-25 15:37:56,707 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:37:56,707 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:37:56,711 INFO L168 Benchmark]: Toolchain (without parser) took 1890.59 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.9 MB in the beginning and 84.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 72.0 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,712 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.61 ms. Allocated memory is still 132.6 MB. Free memory was 87.7 MB in the beginning and 78.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,714 INFO L168 Benchmark]: Boogie Preprocessor took 136.76 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 78.2 MB in the beginning and 177.2 MB in the end (delta: -99.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,715 INFO L168 Benchmark]: RCFGBuilder took 351.02 ms. Allocated memory is still 200.8 MB. Free memory was 177.2 MB in the beginning and 161.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,716 INFO L168 Benchmark]: Sifa took 1143.87 ms. Allocated memory is still 200.8 MB. Free memory was 161.8 MB in the beginning and 84.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:56,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 255.61 ms. Allocated memory is still 132.6 MB. Free memory was 87.7 MB in the beginning and 78.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.76 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 78.2 MB in the beginning and 177.2 MB in the end (delta: -99.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 351.02 ms. Allocated memory is still 200.8 MB. Free memory was 177.2 MB in the beginning and 161.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Sifa took 1143.87 ms. Allocated memory is still 200.8 MB. Free memory was 161.8 MB in the beginning and 84.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 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]: 1092, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 71, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 39, TOOLS_POST_TIME[ms]: 44, TOOLS_POST_CALL_APPLICATIONS: 30, TOOLS_POST_CALL_TIME[ms]: 523, TOOLS_POST_RETURN_APPLICATIONS: 21, TOOLS_POST_RETURN_TIME[ms]: 47, TOOLS_QUANTIFIERELIM_APPLICATIONS: 90, TOOLS_QUANTIFIERELIM_TIME[ms]: 562, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 90, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 74, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME[ms]: 234, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 79, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 15, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 673, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 672, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 21, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 60, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 58, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 192, DAG_COMPRESSION_RETAINED_NODES: 75 - 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 142#(or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 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...