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-b8c145f [2019-08-05 11:26:19,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:26:19,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:26:19,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:26:19,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:26:19,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:26:19,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:26:19,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:26:19,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:26:19,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:26:19,786 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:26:19,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:26:19,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:26:19,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:26:19,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:26:19,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:26:19,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:26:19,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:26:19,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:26:19,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:26:19,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:26:19,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:26:19,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:26:19,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:26:19,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:26:19,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:26:19,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:26:19,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:26:19,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:26:19,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:26:19,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:26:19,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:26:19,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:26:19,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:26:19,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:26:19,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:26:19,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:26:19,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:26:19,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:26:19,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:26:19,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:26:19,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:26:19,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:26:19,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:26:19,885 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:26:19,885 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:26:19,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/call.bpl [2019-08-05 11:26:19,886 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/call.bpl' [2019-08-05 11:26:19,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:26:19,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:26:19,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:26:19,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:26:19,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:26:19,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (1/1) ... [2019-08-05 11:26:19,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:26:19,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:26:19,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:26:19,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:26:19,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "call.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:19" (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 [2019-08-05 11:26:20,027 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:26:20,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:26:20,028 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:26:20,028 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sub given in one single declaration [2019-08-05 11:26:20,028 INFO L130 BoogieDeclarations]: Found specification of procedure sub [2019-08-05 11:26:20,028 INFO L138 BoogieDeclarations]: Found implementation of procedure sub [2019-08-05 11:26:20,147 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:26:20,147 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:26:20,149 INFO L202 PluginConnector]: Adding new model call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:20 BoogieIcfgContainer [2019-08-05 11:26:20,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:26:20,149 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:26:20,149 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:26:20,150 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:26:20,152 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "call.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:20" (1/1) ... [2019-08-05 11:26:20,164 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:26:20,167 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:26:20,174 INFO L160 IcfgInterpreter]: Initial procedures are [main, sub] [2019-08-05 11:26:20,183 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:26:20,184 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:26:20,234 INFO L184 IcfgInterpreter]: Interpreting procedure sub with input of size 1 [2019-08-05 11:26:20,250 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:26:20,251 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:26:20,254 INFO L178 IcfgInterpreter]: Location subErr0ASSERT_VIOLATIONASSERT has predicate 8#true [2019-08-05 11:26:20,263 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:26:20,266 INFO L168 Benchmark]: Toolchain (without parser) took 344.66 ms. Allocated memory is still 131.1 MB. Free memory was 108.8 MB in the beginning and 94.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:20,268 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:26:20,269 INFO L168 Benchmark]: Boogie Preprocessor took 42.52 ms. Allocated memory is still 131.1 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:20,270 INFO L168 Benchmark]: RCFGBuilder took 184.71 ms. Allocated memory is still 131.1 MB. Free memory was 106.6 MB in the beginning and 98.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:20,271 INFO L168 Benchmark]: Symbolic Interpretation took 114.12 ms. Allocated memory is still 131.1 MB. Free memory was 98.6 MB in the beginning and 94.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:20,275 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 131.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.52 ms. Allocated memory is still 131.1 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 184.71 ms. Allocated memory is still 131.1 MB. Free memory was 106.6 MB in the beginning and 98.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 114.12 ms. Allocated memory is still 131.1 MB. Free memory was 98.6 MB in the beginning and 94.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...