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/toy/nonlinear/ConstantValue-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:54:15,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:54:15,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:54:15,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:54:15,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:54:15,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:54:15,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:54:15,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:54:15,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:54:15,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:54:15,570 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:54:15,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:54:15,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:54:15,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:54:15,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:54:15,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:54:15,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:54:15,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:54:15,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:54:15,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:54:15,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:54:15,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:54:15,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:54:15,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:54:15,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:54:15,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:54:15,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:54:15,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:54:15,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:54:15,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:54:15,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:54:15,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:54:15,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:54:15,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:54:15,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:54:15,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:54:15,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:54:15,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:54:15,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:54:15,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:54:15,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:54:15,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:54:15,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:54:15,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:54:15,650 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:54:15,651 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:54:15,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/ConstantValue-Safe.bpl [2019-08-06 16:54:15,652 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/ConstantValue-Safe.bpl' [2019-08-06 16:54:15,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:54:15,683 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:54:15,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:54:15,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:54:15,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:54:15,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:54:15,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:54:15,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:54:15,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:54:15,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:15" (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 16:54:15,784 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:54:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:54:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:54:15,925 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:54:15,925 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:54:15,927 INFO L202 PluginConnector]: Adding new model ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:15 BoogieIcfgContainer [2019-08-06 16:54:15,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:54:15,927 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:54:15,928 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:54:15,928 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:54:15,929 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ConstantValue-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:15" (1/1) ... [2019-08-06 16:54:15,941 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:54:15,945 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:54:15,958 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:54:15,967 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:54:15,969 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:54:16,064 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:54:16,064 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:54:16,068 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (not (<= 0 main_x)) (<= 0 main_y) (exists ((v_main_x_8 Int)) (and (= main_x (* v_main_x_8 main_y)) (<= 0 v_main_x_8)))) [2019-08-06 16:54:16,070 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:54:16,080 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:54:16,083 INFO L168 Benchmark]: Toolchain (without parser) took 399.36 ms. Allocated memory is still 138.4 MB. Free memory was 105.5 MB in the beginning and 90.0 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:16,085 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:54:16,087 INFO L168 Benchmark]: Boogie Preprocessor took 36.63 ms. Allocated memory is still 138.4 MB. Free memory was 105.5 MB in the beginning and 103.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:16,090 INFO L168 Benchmark]: RCFGBuilder took 206.57 ms. Allocated memory is still 138.4 MB. Free memory was 103.4 MB in the beginning and 94.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:16,091 INFO L168 Benchmark]: Symbolic Interpretation took 153.02 ms. Allocated memory is still 138.4 MB. Free memory was 94.5 MB in the beginning and 90.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:16,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.63 ms. Allocated memory is still 138.4 MB. Free memory was 105.5 MB in the beginning and 103.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 206.57 ms. Allocated memory is still 138.4 MB. Free memory was 103.4 MB in the beginning and 94.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 153.02 ms. Allocated memory is still 138.4 MB. Free memory was 94.5 MB in the beginning and 90.0 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...