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/eq/01_basic_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:54,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:54,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:54,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:54,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:54,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:54,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:54,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:54,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:54,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:54,248 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:54,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:54,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:54,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:54,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:54,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:54,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:54,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:54,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:54,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:54,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:54,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:54,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:54,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:54,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:54,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:54,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:54,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:54,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:54,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:54,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:54,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:54,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:54,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:54,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:54,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:54,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:54,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:54,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:54,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:54,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:54,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:54,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:54,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:54,328 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:54,329 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:54,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl [2019-08-09 14:19:54,330 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl' [2019-08-09 14:19:54,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:54,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:54,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:54,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:54,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:54,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:54,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:54,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:54,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:54,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:54" (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 14:19:54,460 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-09 14:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-09 14:19:54,461 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-09 14:19:54,599 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:54,599 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:54,601 INFO L202 PluginConnector]: Adding new model 01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:54 BoogieIcfgContainer [2019-08-09 14:19:54,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:54,602 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:54,602 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:54,603 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:54,603 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:54" (1/1) ... [2019-08-09 14:19:54,868 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:54,882 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:54,885 INFO L168 Benchmark]: Toolchain (without parser) took 525.26 ms. Allocated memory is still 133.2 MB. Free memory was 109.9 MB in the beginning and 90.3 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:54,887 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 133.2 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:54,889 INFO L168 Benchmark]: Boogie Preprocessor took 34.70 ms. Allocated memory is still 133.2 MB. Free memory was 109.7 MB in the beginning and 107.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:54,891 INFO L168 Benchmark]: RCFGBuilder took 207.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 99.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:54,893 INFO L168 Benchmark]: Symbolic Interpretation took 280.02 ms. Allocated memory is still 133.2 MB. Free memory was 99.3 MB in the beginning and 90.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:54,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 (= (select Easy_a Easy_x) Easy_i)) (= (select Easy_b Easy_y) Easy_j) (= Easy_k Easy_i)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 133.2 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.70 ms. Allocated memory is still 133.2 MB. Free memory was 109.7 MB in the beginning and 107.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 207.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 99.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 280.02 ms. Allocated memory is still 133.2 MB. Free memory was 99.3 MB in the beginning and 90.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...