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/32a_extensionality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:53,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:53,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:53,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:53,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:53,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:53,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:53,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:53,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:53,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:53,895 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:53,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:53,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:53,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:53,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:53,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:53,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:53,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:53,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:53,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:53,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:53,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:53,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:53,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:53,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:53,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:53,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:53,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:53,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:53,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:53,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:53,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:53,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:53,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:53,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:53,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:53,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:53,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:53,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:53,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:53,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:53,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:53,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:53,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:53,970 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:53,971 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:53,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32a_extensionality.bpl [2019-08-06 16:58:53,972 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32a_extensionality.bpl' [2019-08-06 16:58:54,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:54,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:54,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:54,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:54,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:54,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:54,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:54,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:54,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:54,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:54,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:53" (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 16:58:54,122 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:58:54,123 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:58:54,123 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:58:54,339 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:54,340 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:54,341 INFO L202 PluginConnector]: Adding new model 32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:54 BoogieIcfgContainer [2019-08-06 16:58:54,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:54,342 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:54,342 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:54,342 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:54,343 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "32a_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:54" (1/1) ... [2019-08-06 16:58:54,354 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:54,357 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:54,364 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:58:54,372 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:54,374 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:58:54,429 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:54,429 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:54,432 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= foo_a (store foo_b foo_i foo_x)) (= foo_c (store foo_b foo_i foo_y)) (= foo_y foo_x) (not (= foo_c foo_a))) [2019-08-06 16:58:54,433 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:54,440 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:54,443 INFO L168 Benchmark]: Toolchain (without parser) took 435.54 ms. Allocated memory is still 142.6 MB. Free memory was 110.9 MB in the beginning and 96.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,444 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 112.1 MB in the beginning and 111.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,446 INFO L168 Benchmark]: Boogie Preprocessor took 44.78 ms. Allocated memory is still 142.6 MB. Free memory was 110.9 MB in the beginning and 108.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,447 INFO L168 Benchmark]: RCFGBuilder took 288.54 ms. Allocated memory is still 142.6 MB. Free memory was 108.8 MB in the beginning and 100.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,449 INFO L168 Benchmark]: Symbolic Interpretation took 98.68 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 96.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:54,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: * 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 142.6 MB. Free memory was 112.1 MB in the beginning and 111.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.78 ms. Allocated memory is still 142.6 MB. Free memory was 110.9 MB in the beginning and 108.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.54 ms. Allocated memory is still 142.6 MB. Free memory was 108.8 MB in the beginning and 100.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 98.68 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 96.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...