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/06_basic.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:57,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:57,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:57,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:57,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:57,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:57,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:57,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:57,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:57,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:57,820 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:57,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:57,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:57,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:57,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:57,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:57,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:57,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:57,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:57,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:57,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:57,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:57,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:57,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:57,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:57,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:57,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:57,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:57,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:57,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:57,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:57,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:57,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:57,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:57,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:57,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:57,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:57,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:57,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:57,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:57,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:57,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:57,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:57,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:57,897 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:57,898 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:57,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl [2019-08-09 14:19:57,899 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl' [2019-08-09 14:19:57,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:57,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:57,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:57,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:57,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:57,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (1/1) ... [2019-08-09 14:19:57,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:57,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:57,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:57,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:57,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:57" (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 14:19:58,084 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-09 14:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-09 14:19:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-09 14:19:58,260 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:58,261 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:58,262 INFO L202 PluginConnector]: Adding new model 06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:58 BoogieIcfgContainer [2019-08-09 14:19:58,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:58,263 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:58,264 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:58,264 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:58,266 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:58" (1/1) ... [2019-08-09 14:19:58,587 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:58,602 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:58,604 INFO L168 Benchmark]: Toolchain (without parser) took 666.41 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 85.3 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:58,605 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:58,607 INFO L168 Benchmark]: Boogie Preprocessor took 47.80 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:58,608 INFO L168 Benchmark]: RCFGBuilder took 273.51 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 96.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:58,609 INFO L168 Benchmark]: Symbolic Interpretation took 338.95 ms. Allocated memory is still 138.9 MB. Free memory was 96.1 MB in the beginning and 85.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:58,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 (= (select Easy_a Easy_z) Easy_y) (not (= (select Easy_a Easy_x) Easy_i)) (or (not (= (select Easy_a Easy_z) Easy_y)) (= (select Easy_a Easy_x) Easy_i)) (= (select Easy_a Easy_z) Easy_i) (= (select Easy_b Easy_x) Easy_k)). 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 138.9 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.80 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 273.51 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 96.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 338.95 ms. Allocated memory is still 138.9 MB. Free memory was 96.1 MB in the beginning and 85.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...