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/Invariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:13,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:13,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:13,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:13,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:13,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:13,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:13,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:13,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:13,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:13,328 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:13,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:13,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:13,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:13,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:13,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:13,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:13,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:13,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:13,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:13,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:13,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:13,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:13,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:13,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:13,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:13,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:13,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:13,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:13,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:13,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:13,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:13,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:13,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:13,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:13,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:13,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:13,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:13,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:13,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:13,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:13,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:13,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:13,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:13,400 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:13,401 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:13,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/Invariant01.bpl [2019-08-06 16:58:13,402 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/Invariant01.bpl' [2019-08-06 16:58:13,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:13,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:13,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:13,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:13,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:13,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:13,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:13,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:13,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:13,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Invariant01.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 16:58:13,546 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:13,785 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:13,786 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:13,787 INFO L202 PluginConnector]: Adding new model Invariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:13 BoogieIcfgContainer [2019-08-06 16:58:13,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:13,788 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:13,788 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:13,789 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:13,790 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:13" (1/1) ... [2019-08-06 16:58:13,803 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:13,807 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:13,825 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:13,836 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:13,837 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:13,942 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:13,942 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:13,945 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 29#(and (or (and (<= 2 main_x) (<= 0 (+ main_x 2)) (<= 0 (+ main_x 1))) (= main_x 5)) (not (<= 3 main_x))) [2019-08-06 16:58:13,947 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:13,954 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:13,957 INFO L168 Benchmark]: Toolchain (without parser) took 523.15 ms. Allocated memory is still 137.4 MB. Free memory was 105.9 MB in the beginning and 89.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,959 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,960 INFO L168 Benchmark]: Boogie Preprocessor took 42.63 ms. Allocated memory is still 137.4 MB. Free memory was 105.7 MB in the beginning and 103.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,961 INFO L168 Benchmark]: RCFGBuilder took 310.96 ms. Allocated memory is still 137.4 MB. Free memory was 103.7 MB in the beginning and 94.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,962 INFO L168 Benchmark]: Symbolic Interpretation took 166.30 ms. Allocated memory is still 137.4 MB. Free memory was 94.7 MB in the beginning and 89.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:13,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and 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 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.63 ms. Allocated memory is still 137.4 MB. Free memory was 105.7 MB in the beginning and 103.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 310.96 ms. Allocated memory is still 137.4 MB. Free memory was 103.7 MB in the beginning and 94.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 166.30 ms. Allocated memory is still 137.4 MB. Free memory was 94.7 MB in the beginning and 89.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...