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/unclassified/110517_Martin_safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:31,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:31,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:31,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:31,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:31,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:31,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:31,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:31,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:31,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:31,905 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:31,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:31,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:31,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:31,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:31,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:31,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:31,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:31,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:31,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:31,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:31,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:31,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:31,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:31,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:31,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:31,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:31,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:31,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:31,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:31,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:31,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:31,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:31,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:31,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:31,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:31,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:31,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:31,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:31,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:31,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:31,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:32,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:32,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:32,018 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:32,020 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:32,020 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/110517_Martin_safe.bpl [2019-08-06 16:59:32,021 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/110517_Martin_safe.bpl' [2019-08-06 16:59:32,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:32,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:32,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:32,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:32,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:32,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:32,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:32,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:32,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:32,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:32" (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 16:59:32,174 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:59:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:59:32,175 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:59:32,321 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:32,322 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:32,323 INFO L202 PluginConnector]: Adding new model 110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:32 BoogieIcfgContainer [2019-08-06 16:59:32,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:32,323 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:32,324 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:32,324 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:32,325 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "110517_Martin_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:32" (1/1) ... [2019-08-06 16:59:32,334 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:32,337 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:32,343 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:59:32,350 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:32,352 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:59:32,422 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:32,422 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:32,425 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (not (<= foo_n foo_x)) (< foo_x (+ foo_n 1)) (not (< foo_x foo_n))) [2019-08-06 16:59:32,426 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:32,433 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:32,436 INFO L168 Benchmark]: Toolchain (without parser) took 376.39 ms. Allocated memory is still 139.5 MB. Free memory was 108.0 MB in the beginning and 91.7 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:32,438 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:32,439 INFO L168 Benchmark]: Boogie Preprocessor took 45.87 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:32,440 INFO L168 Benchmark]: RCFGBuilder took 216.98 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 96.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:32,441 INFO L168 Benchmark]: Symbolic Interpretation took 110.38 ms. Allocated memory is still 139.5 MB. Free memory was 96.6 MB in the beginning and 91.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:32,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.87 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 216.98 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 96.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 110.38 ms. Allocated memory is still 139.5 MB. Free memory was 96.6 MB in the beginning and 91.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...