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/PositiveValue-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:54:11,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:54:11,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:54:11,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:54:11,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:54:11,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:54:11,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:54:11,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:54:11,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:54:11,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:54:11,525 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:54:11,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:54:11,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:54:11,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:54:11,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:54:11,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:54:11,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:54:11,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:54:11,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:54:11,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:54:11,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:54:11,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:54:11,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:54:11,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:54:11,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:54:11,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:54:11,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:54:11,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:54:11,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:54:11,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:54:11,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:54:11,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:54:11,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:54:11,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:54:11,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:54:11,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:54:11,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:54:11,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:54:11,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:54:11,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:54:11,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:54:11,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:54:11,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:54:11,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:54:11,614 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:54:11,615 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:54:11,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/PositiveValue-Safe.bpl [2019-08-06 16:54:11,616 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/PositiveValue-Safe.bpl' [2019-08-06 16:54:11,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:54:11,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:54:11,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:54:11,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:54:11,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:54:11,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (1/1) ... [2019-08-06 16:54:11,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:54:11,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:54:11,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:54:11,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:54:11,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:11" (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 16:54:11,768 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:54:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:54:11,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:54:12,023 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:54:12,023 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:54:12,024 INFO L202 PluginConnector]: Adding new model PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:12 BoogieIcfgContainer [2019-08-06 16:54:12,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:54:12,025 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:54:12,025 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:54:12,026 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:54:12,027 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "PositiveValue-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:12" (1/1) ... [2019-08-06 16:54:12,038 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:54:12,041 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:54:12,048 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:54:12,056 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:54:12,058 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:54:12,117 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:54:12,118 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:54:12,121 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (= main_x 0) (not (<= 0 main_x)) (= main_y 0)) [2019-08-06 16:54:12,122 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:54:12,129 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:54:12,132 INFO L168 Benchmark]: Toolchain (without parser) took 480.41 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 92.3 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:12,134 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:54:12,137 INFO L168 Benchmark]: Boogie Preprocessor took 43.78 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:12,138 INFO L168 Benchmark]: RCFGBuilder took 329.33 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 96.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:12,140 INFO L168 Benchmark]: Symbolic Interpretation took 104.07 ms. Allocated memory is still 132.1 MB. Free memory was 96.7 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:12,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 132.1 MB. Free memory was 109.7 MB in the beginning and 109.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.78 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 329.33 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 96.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 104.07 ms. Allocated memory is still 132.1 MB. Free memory was 96.7 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...