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/ImpulseTest.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:14:38,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:38,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:38,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:38,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:38,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:38,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:38,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:38,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:38,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:38,759 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:38,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:38,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:38,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:38,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:38,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:38,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:38,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:38,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:38,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:38,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:38,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:38,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:38,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:38,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:38,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:38,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:38,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:38,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:38,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:38,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:38,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:38,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:38,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:38,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:38,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:38,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:38,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:38,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:38,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:38,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:38,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:38,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:38,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:38,833 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:38,833 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:38,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/ImpulseTest.bpl [2019-08-09 14:14:38,834 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/ImpulseTest.bpl' [2019-08-09 14:14:38,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:38,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:38,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:38,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:38,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:38,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (1/1) ... [2019-08-09 14:14:38,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:38,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:38,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:38,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:38,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:38" (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 [2019-08-09 14:14:38,977 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-09 14:14:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-09 14:14:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-09 14:14:39,165 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:14:39,165 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 14:14:39,168 INFO L202 PluginConnector]: Adding new model ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:39 BoogieIcfgContainer [2019-08-09 14:14:39,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:39,169 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:39,169 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:39,169 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:39,170 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ImpulseTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:39" (1/1) ... [2019-08-09 14:14:39,383 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:39,389 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:39,391 INFO L168 Benchmark]: Toolchain (without parser) took 529.19 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 90.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:39,393 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:39,394 INFO L168 Benchmark]: Boogie Preprocessor took 43.98 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:39,395 INFO L168 Benchmark]: RCFGBuilder took 261.16 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 97.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:39,396 INFO L168 Benchmark]: Symbolic Interpretation took 220.58 ms. Allocated memory is still 132.6 MB. Free memory was 97.5 MB in the beginning and 90.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:39,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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. Predicate is 120#(or (= (- 1) foo_y) (= (- 1) foo_x)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.98 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.16 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 97.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 220.58 ms. Allocated memory is still 132.6 MB. Free memory was 97.5 MB in the beginning and 90.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...