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/BoogiePL/sifa/call.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:46:55,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:55,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:55,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:55,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:55,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:55,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:55,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:55,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:55,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:55,866 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:55,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:55,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:55,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:55,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:55,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:55,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:55,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:55,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:55,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:55,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:55,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:55,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:55,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:55,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:55,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:55,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:55,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:55,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:55,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:55,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:55,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:55,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:55,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:55,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:55,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:55,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:55,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:55,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:55,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:55,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:55,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:55,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:55,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:55,941 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:55,942 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:55,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/call.bpl [2019-08-06 16:46:55,943 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/call.bpl' [2019-08-06 16:46:55,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:55,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:55,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:55,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:55,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:55,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (1/1) ... [2019-08-06 16:46:56,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:56,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:56,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:56,014 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:56,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:55" (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: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 [2019-08-06 16:46:56,089 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:46:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:46:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:46:56,089 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sub given in one single declaration [2019-08-06 16:46:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure sub [2019-08-06 16:46:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure sub [2019-08-06 16:46:56,286 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:46:56,286 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:56,288 INFO L202 PluginConnector]: Adding new model call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:56 BoogieIcfgContainer [2019-08-06 16:46:56,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:56,292 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:56,292 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:56,292 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:56,293 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:56" (1/1) ... [2019-08-06 16:46:56,304 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:46:56,307 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:56,316 INFO L160 IcfgInterpreter]: Initial procedures are [main, sub] [2019-08-06 16:46:56,324 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:56,325 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:46:56,360 INFO L185 IcfgInterpreter]: Interpreting procedure sub with input of size 1 [2019-08-06 16:46:56,363 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:56,363 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:56,366 INFO L179 IcfgInterpreter]: Location subErr0ASSERT_VIOLATIONASSERT has predicate 8#true [2019-08-06 16:46:56,367 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:56,375 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:56,378 INFO L168 Benchmark]: Toolchain (without parser) took 403.70 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 94.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:56,379 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:56,380 INFO L168 Benchmark]: Boogie Preprocessor took 39.38 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:56,381 INFO L168 Benchmark]: RCFGBuilder took 277.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 98.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:56,382 INFO L168 Benchmark]: Symbolic Interpretation took 83.32 ms. Allocated memory is still 132.1 MB. Free memory was 98.6 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:56,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.38 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 277.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 98.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 83.32 ms. Allocated memory is still 132.1 MB. Free memory was 98.6 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...