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/oct/stmt-assign-relational-twoVar.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:37,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:37,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:37,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:37,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:37,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:37,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:37,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:37,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:37,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:37,139 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:37,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:37,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:37,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:37,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:37,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:37,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:37,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:37,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:37,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:37,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:37,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:37,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:37,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:37,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:37,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:37,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:37,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:37,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:37,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:37,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:37,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:37,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:37,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:37,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:37,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:37,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:37,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:37,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:37,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:37,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:37,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:37,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:37,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:37,246 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:37,246 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:37,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/oct/stmt-assign-relational-twoVar.bpl [2019-08-06 16:58:37,247 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/oct/stmt-assign-relational-twoVar.bpl' [2019-08-06 16:58:37,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:37,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:37,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:37,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:37,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:37,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:37,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:37,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:37,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:37,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:37" (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 16:58:37,401 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:58:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:58:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:58:37,589 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:58:37,589 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:37,590 INFO L202 PluginConnector]: Adding new model stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:37 BoogieIcfgContainer [2019-08-06 16:58:37,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:37,591 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:37,591 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:37,591 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:37,592 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-assign-relational-twoVar.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:37" (1/1) ... [2019-08-06 16:58:37,603 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:58:37,606 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:37,613 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:58:37,620 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:37,622 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:58:37,678 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:37,678 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:37,682 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (<= ULTIMATE.start_x (+ ULTIMATE.start_y 2)) (exists ((v_ULTIMATE.start_y_5 Int) (v_ULTIMATE.start_x_5 Int)) (and (<= (+ v_ULTIMATE.start_x_5 1) v_ULTIMATE.start_y_5) (<= v_ULTIMATE.start_y_5 (+ v_ULTIMATE.start_x_5 3)))) (= (+ ULTIMATE.start_y (* (- 1) ULTIMATE.start_x)) ULTIMATE.start_rel) (or (not (<= ULTIMATE.start_rel 3)) (not (<= 0 (+ ULTIMATE.start_rel 2)))) (<= ULTIMATE.start_y (+ ULTIMATE.start_x 3)) (exists ((v_ULTIMATE.start_y_4 Int) (v_ULTIMATE.start_x_4 Int)) (and (<= (+ v_ULTIMATE.start_y_4 v_ULTIMATE.start_x_4) 4) (<= 2 (+ v_ULTIMATE.start_y_4 v_ULTIMATE.start_x_4))))) [2019-08-06 16:58:37,683 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#(and (<= (+ ULTIMATE.start_x 1) ULTIMATE.start_y) (<= ULTIMATE.start_y (+ ULTIMATE.start_x 3)) (= (+ (* (- 1) ULTIMATE.start_y) ULTIMATE.start_x) ULTIMATE.start_rel) (exists ((v_ULTIMATE.start_y_4 Int) (v_ULTIMATE.start_x_4 Int)) (and (<= (+ v_ULTIMATE.start_y_4 v_ULTIMATE.start_x_4) 4) (<= 2 (+ v_ULTIMATE.start_y_4 v_ULTIMATE.start_x_4)))) (or (not (<= 0 (+ ULTIMATE.start_rel 3))) (not (<= (+ ULTIMATE.start_rel 1) 0)))) [2019-08-06 16:58:37,683 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (<= (+ ULTIMATE.start_y ULTIMATE.start_x) 4) (<= 2 (+ ULTIMATE.start_y ULTIMATE.start_x)) (or (not (<= 2 ULTIMATE.start_rel)) (not (<= ULTIMATE.start_rel 4))) (= (+ ULTIMATE.start_y ULTIMATE.start_x) ULTIMATE.start_rel)) [2019-08-06 16:58:37,686 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:37,695 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:37,699 INFO L168 Benchmark]: Toolchain (without parser) took 410.87 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 91.8 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:37,700 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:37,703 INFO L168 Benchmark]: Boogie Preprocessor took 43.53 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 106.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:37,704 INFO L168 Benchmark]: RCFGBuilder took 259.63 ms. Allocated memory is still 138.9 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:37,705 INFO L168 Benchmark]: Symbolic Interpretation took 104.57 ms. Allocated memory is still 138.9 MB. Free memory was 96.7 MB in the beginning and 91.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:37,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: 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: - UnprovableResult [Line: 13]: 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: - UnprovableResult [Line: 8]: 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 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.53 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 106.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 259.63 ms. Allocated memory is still 138.9 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 104.57 ms. Allocated memory is still 138.9 MB. Free memory was 96.7 MB in the beginning and 91.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...