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/abstractInterpretation/regression/all/special-empty-program-1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:10,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:10,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:10,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:10,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:10,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:10,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:10,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:10,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:10,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:10,381 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:10,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:10,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:10,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:10,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:10,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:10,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:10,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:10,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:10,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:10,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:10,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:10,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:10,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:10,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:10,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:10,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:10,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:10,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:10,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:10,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:10,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:10,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:10,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:10,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:10,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:10,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:10,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:10,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:10,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:10,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:10,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:10,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:10,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:10,462 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:10,463 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:10,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/special-empty-program-1.bpl [2019-08-06 16:59:10,464 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/special-empty-program-1.bpl' [2019-08-06 16:59:10,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:10,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:10,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:10,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:10,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:10,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:10,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:10,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:10,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:10,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:10" (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 16:59:10,604 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:59:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:59:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:59:10,731 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:10,732 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:10,733 INFO L202 PluginConnector]: Adding new model special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:10 BoogieIcfgContainer [2019-08-06 16:59:10,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:10,734 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:10,734 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:10,734 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:10,735 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "special-empty-program-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:10" (1/1) ... [2019-08-06 16:59:10,748 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:10,752 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:10,760 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:59:10,767 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:10,769 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:59:10,808 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:10,808 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:10,812 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 5#true [2019-08-06 16:59:10,813 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:10,826 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:10,831 INFO L168 Benchmark]: Toolchain (without parser) took 334.36 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 92.8 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:10,832 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:59:10,833 INFO L168 Benchmark]: Boogie Preprocessor took 39.76 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 104.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:10,835 INFO L168 Benchmark]: RCFGBuilder took 198.37 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 96.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:10,837 INFO L168 Benchmark]: Symbolic Interpretation took 91.91 ms. Allocated memory is still 137.9 MB. Free memory was 96.6 MB in the beginning and 92.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:10,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.76 ms. Allocated memory is still 137.9 MB. Free memory was 106.2 MB in the beginning and 104.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 198.37 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 96.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 91.91 ms. Allocated memory is still 137.9 MB. Free memory was 96.6 MB in the beginning and 92.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...