java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:13,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:13,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:13,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:13,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:13,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:13,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:13,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:13,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:13,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:13,910 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:13,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:13,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:13,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:13,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:13,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:13,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:13,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:13,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:13,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:13,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:13,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:13,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:13,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:13,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:13,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:13,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:13,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:13,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:13,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:13,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:13,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:13,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:13,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:13,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:13,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:13,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:13,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:13,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:13,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:13,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:13,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:13,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:13,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:13,980 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:13,981 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:13,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar04.bpl [2019-08-09 14:19:13,982 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/TestSpecificationEnsuresModGlobalVar04.bpl' [2019-08-09 14:19:14,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:14,014 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:14,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:14,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:14,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:14,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:14,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:14,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:14,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:14,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:14" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-09 14:19:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure caller [2019-08-09 14:19:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure caller [2019-08-09 14:19:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-09 14:19:14,249 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:14,249 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:14,251 INFO L202 PluginConnector]: Adding new model TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:14 BoogieIcfgContainer [2019-08-09 14:19:14,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:14,251 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:14,252 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:14,252 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:14,253 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestSpecificationEnsuresModGlobalVar04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:14" (1/1) ... [2019-08-09 14:19:14,395 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:14,403 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:14,407 INFO L168 Benchmark]: Toolchain (without parser) took 391.51 ms. Allocated memory is still 138.9 MB. Free memory was 107.6 MB in the beginning and 92.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:14,409 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:14,410 INFO L168 Benchmark]: Boogie Preprocessor took 35.08 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:14,411 INFO L168 Benchmark]: RCFGBuilder took 200.84 ms. Allocated memory is still 138.9 MB. Free memory was 105.4 MB in the beginning and 96.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:14,412 INFO L168 Benchmark]: Symbolic Interpretation took 152.18 ms. Allocated memory is still 138.9 MB. Free memory was 96.6 MB in the beginning and 92.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:14,416 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 6#(and (not (= g 0)) (= 1 g)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.08 ms. Allocated memory is still 138.9 MB. Free memory was 107.4 MB in the beginning and 105.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 200.84 ms. Allocated memory is still 138.9 MB. Free memory was 105.4 MB in the beginning and 96.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 152.18 ms. Allocated memory is still 138.9 MB. Free memory was 96.6 MB in the beginning and 92.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...