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/tooDifficultLoopInvariant/ArrayInit02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:42,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:42,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:42,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:42,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:42,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:42,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:42,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:42,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:42,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:42,398 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:42,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:42,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:42,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:42,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:42,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:42,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:42,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:42,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:42,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:42,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:42,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:42,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:42,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:42,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:42,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:42,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:42,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:42,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:42,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:42,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:42,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:42,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:42,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:42,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:42,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:42,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:42,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:42,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:42,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:42,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:42,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:42,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:42,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:42,492 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:42,492 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:42,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl [2019-08-09 14:13:42,494 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl' [2019-08-09 14:13:42,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:42,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:42,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:42,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:42,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:42,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:42,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:42,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:42,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:42,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:42,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:42" (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 14:13:42,645 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:13:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:13:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:13:42,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:13:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:42,892 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:13:42,892 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:13:42,894 INFO L202 PluginConnector]: Adding new model ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:42 BoogieIcfgContainer [2019-08-09 14:13:42,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:42,895 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:42,896 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:42,896 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:42,897 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:42" (1/1) ... [2019-08-09 14:13:43,182 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:43,194 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:43,197 INFO L168 Benchmark]: Toolchain (without parser) took 664.89 ms. Allocated memory is still 130.0 MB. Free memory was 106.5 MB in the beginning and 82.8 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:43,198 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:43,200 INFO L168 Benchmark]: Boogie Preprocessor took 45.49 ms. Allocated memory is still 130.0 MB. Free memory was 106.3 MB in the beginning and 104.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:43,201 INFO L168 Benchmark]: RCFGBuilder took 317.54 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 89.6 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:43,202 INFO L168 Benchmark]: Symbolic Interpretation took 298.67 ms. Allocated memory is still 130.0 MB. Free memory was 89.6 MB in the beginning and 82.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:43,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 34]: 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 58#(and (= ULTIMATE.start_genericIndex1ForA ULTIMATE.start_j) (not (= 23 ULTIMATE.start_readAuxVar))). Possible FailurePath: - PositiveResult [Line: 55]: assertion always holds For all program executions holds that assertion always holds at this location * 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 130.0 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.49 ms. Allocated memory is still 130.0 MB. Free memory was 106.3 MB in the beginning and 104.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 317.54 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 89.6 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 298.67 ms. Allocated memory is still 130.0 MB. Free memory was 89.6 MB in the beginning and 82.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...