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/regression/bpl/ex7-noloop-safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:12,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:12,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:12,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:12,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:12,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:12,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:12,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:12,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:12,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:12,886 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:12,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:12,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:12,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:12,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:12,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:12,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:12,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:12,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:12,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:12,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:12,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:12,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:12,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:12,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:12,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:12,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:12,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:12,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:12,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:12,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:12,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:12,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:12,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:12,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:12,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:12,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:12,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:12,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:12,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:12,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:12,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:12,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:12,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:12,982 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:12,982 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:12,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/ex7-noloop-safe.bpl [2019-08-06 16:58:12,983 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/ex7-noloop-safe.bpl' [2019-08-06 16:58:13,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:13,017 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:13,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:13,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:13,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:13,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:13,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:13,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:13,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:13,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (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 16:58:13,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:58:13,137 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:58:13,137 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:58:13,363 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:13,363 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:13,365 INFO L202 PluginConnector]: Adding new model ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:13 BoogieIcfgContainer [2019-08-06 16:58:13,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:13,365 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:13,365 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:13,366 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:13,367 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ex7-noloop-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,377 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:13,380 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:13,387 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:58:13,394 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:13,396 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:58:13,439 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:13,439 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:13,443 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (< 0 foo_y)) (or (= 1 foo_y) (= 2 foo_y))) [2019-08-06 16:58:13,444 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:13,455 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:13,458 INFO L168 Benchmark]: Toolchain (without parser) took 439.41 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 94.9 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,459 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,460 INFO L168 Benchmark]: Boogie Preprocessor took 44.26 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 108.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,462 INFO L168 Benchmark]: RCFGBuilder took 302.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,463 INFO L168 Benchmark]: Symbolic Interpretation took 89.50 ms. Allocated memory is still 133.7 MB. Free memory was 98.5 MB in the beginning and 94.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,467 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.26 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 108.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 89.50 ms. Allocated memory is still 133.7 MB. Free memory was 98.5 MB in the beginning and 94.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...