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/05_a_basic_safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:50,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:50,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:50,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:50,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:50,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:50,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:50,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:50,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:50,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:50,770 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:50,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:50,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:50,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:50,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:50,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:50,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:50,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:50,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:50,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:50,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:50,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:50,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:50,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:50,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:50,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:50,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:50,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:50,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:50,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:50,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:50,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:50,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:50,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:50,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:50,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:50,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:50,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:50,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:50,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:50,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:50,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:50,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:50,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:50,845 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:50,846 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:50,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/05_a_basic_safe.bpl [2019-08-06 16:58:50,847 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/05_a_basic_safe.bpl' [2019-08-06 16:58:50,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:50,874 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:50,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:50,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:50,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:50,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (1/1) ... [2019-08-06 16:58:50,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:50,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:50,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:50,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:50,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:50" (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 16:58:50,989 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:58:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:58:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:58:51,237 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:51,238 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:51,239 INFO L202 PluginConnector]: Adding new model 05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:51 BoogieIcfgContainer [2019-08-06 16:58:51,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:51,240 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:51,240 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:51,241 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:51,241 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "05_a_basic_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:51" (1/1) ... [2019-08-06 16:58:51,251 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:51,254 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:51,261 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:58:51,268 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:51,269 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:58:51,320 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:51,321 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:51,326 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_Easy_a_7 (Array Int Int))) (= Easy_a (store v_Easy_a_7 Easy_z Easy_i))) (not (= (select Easy_a Easy_x) Easy_i)) (exists ((v_Easy_b_7 (Array Int Int)) (v_Easy_i_7 Int)) (= Easy_b (store v_Easy_b_7 Easy_y v_Easy_i_7))) (= (select Easy_b Easy_y) Easy_k) (or (not (= (select Easy_b Easy_y) Easy_k)) (= (select Easy_a Easy_x) Easy_i))) [2019-08-06 16:58:51,327 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:51,333 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:51,336 INFO L168 Benchmark]: Toolchain (without parser) took 461.16 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 93.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:51,337 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:51,339 INFO L168 Benchmark]: Boogie Preprocessor took 42.84 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:51,340 INFO L168 Benchmark]: RCFGBuilder took 321.33 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 97.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:51,341 INFO L168 Benchmark]: Symbolic Interpretation took 93.78 ms. Allocated memory is still 140.5 MB. Free memory was 97.7 MB in the beginning and 93.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:51,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 140.5 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.84 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 321.33 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 97.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.78 ms. Allocated memory is still 140.5 MB. Free memory was 97.7 MB in the beginning and 93.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...