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/ArrayInit01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:54:55,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:54:55,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:54:55,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:54:55,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:54:55,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:54:55,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:54:55,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:54:55,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:54:55,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:54:55,308 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:54:55,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:54:55,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:54:55,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:54:55,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:54:55,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:54:55,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:54:55,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:54:55,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:54:55,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:54:55,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:54:55,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:54:55,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:54:55,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:54:55,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:54:55,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:54:55,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:54:55,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:54:55,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:54:55,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:54:55,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:54:55,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:54:55,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:54:55,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:54:55,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:54:55,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:54:55,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:54:55,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:54:55,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:54:55,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:54:55,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:54:55,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:54:55,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:54:55,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:54:55,382 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:54:55,382 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:54:55,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl [2019-08-06 16:54:55,384 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl' [2019-08-06 16:54:55,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:54:55,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:54:55,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:54:55,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:54:55,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:54:55,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:54:55,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:54:55,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:54:55,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:54:55,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:55" (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 16:54:55,537 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:54:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:54:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:54:55,779 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:54:55,779 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:54:55,780 INFO L202 PluginConnector]: Adding new model ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:55 BoogieIcfgContainer [2019-08-06 16:54:55,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:54:55,781 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:54:55,781 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:54:55,781 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:54:55,782 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:55" (1/1) ... [2019-08-06 16:54:55,793 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:54:55,796 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:54:55,804 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:54:55,812 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:54:55,813 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:54:55,889 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:54:55,889 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:54:55,892 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (<= 0 r) (< i (+ n 1)) (< r n) (exists ((v_a_9 (Array Int Int))) (= a (store v_a_9 (+ i (- 1)) 0))) (not (< i n)) (not (= (select a r) 0))) [2019-08-06 16:54:55,893 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:54:55,899 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:54:55,901 INFO L168 Benchmark]: Toolchain (without parser) took 485.38 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 93.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:55,903 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:54:55,904 INFO L168 Benchmark]: Boogie Preprocessor took 45.64 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:55,905 INFO L168 Benchmark]: RCFGBuilder took 318.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 98.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:55,906 INFO L168 Benchmark]: Symbolic Interpretation took 118.06 ms. Allocated memory is still 134.2 MB. Free memory was 98.9 MB in the beginning and 93.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:55,911 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.64 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 318.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 98.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 118.06 ms. Allocated memory is still 134.2 MB. Free memory was 98.9 MB in the beginning and 93.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...