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 0.1.24-3b9210c [2019-08-06 16:58:55,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:55,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:55,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:55,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:55,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:55,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:55,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:55,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:55,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:55,676 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:55,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:55,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:55,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:55,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:55,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:55,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:55,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:55,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:55,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:55,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:55,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:55,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:55,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:55,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:55,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:55,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:55,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:55,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:55,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:55,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:55,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:55,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:55,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:55,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:55,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:55,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:55,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:55,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:55,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:55,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:55,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:55,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:55,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:55,768 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:55,769 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:55,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl [2019-08-06 16:58:55,770 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl' [2019-08-06 16:58:55,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:55,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:55,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:55,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:55,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:55,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:55,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:55,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:55,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:55,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (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 16:58:55,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:58:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:58:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:58:56,106 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:56,107 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:56,108 INFO L202 PluginConnector]: Adding new model 01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:56 BoogieIcfgContainer [2019-08-06 16:58:56,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:56,109 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:56,109 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:56,110 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:56,110 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 06.08 04:58:56" (1/1) ... [2019-08-06 16:58:56,121 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:56,124 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:56,130 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:58:56,138 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:56,140 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:58:56,193 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:56,194 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:56,196 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= (select Easy_a Easy_x) Easy_i)) (exists ((v_Easy_a_7 (Array Int Int)) (v_Easy_i_7 Int)) (= Easy_a (store v_Easy_a_7 Easy_x v_Easy_i_7))) (= Easy_k Easy_i) (exists ((v_Easy_b_3 (Array Int Int))) (= Easy_b (store v_Easy_b_3 Easy_y Easy_j)))) [2019-08-06 16:58:56,198 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:56,205 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:56,208 INFO L168 Benchmark]: Toolchain (without parser) took 400.51 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 94.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:56,215 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:56,217 INFO L168 Benchmark]: Boogie Preprocessor took 41.60 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:56,218 INFO L168 Benchmark]: RCFGBuilder took 259.11 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 99.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:56,219 INFO L168 Benchmark]: Symbolic Interpretation took 95.81 ms. Allocated memory is still 134.2 MB. Free memory was 99.0 MB in the beginning and 94.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:56,227 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.60 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 259.11 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 99.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 95.81 ms. Allocated memory is still 134.2 MB. Free memory was 99.0 MB in the beginning and 94.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...