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/INT_anubhav.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:46,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:46,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:46,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:46,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:46,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:46,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:46,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:46,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:46,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:46,294 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:46,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:46,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:46,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:46,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:46,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:46,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:46,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:46,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:46,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:46,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:46,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:46,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:46,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:46,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:46,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:46,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:46,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:46,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:46,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:46,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:46,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:46,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:46,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:46,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:46,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:46,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:46,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:46,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:46,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:46,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:46,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:46,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:46,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:46,396 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:46,397 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:46,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_anubhav.bpl [2019-08-06 16:55:46,398 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_anubhav.bpl' [2019-08-06 16:55:46,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:46,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:46,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:46,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:46,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:46,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:46,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:46,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:46,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:46,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:46" (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 16:55:46,546 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:55:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:55:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:55:46,768 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:46,769 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:46,771 INFO L202 PluginConnector]: Adding new model INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:46 BoogieIcfgContainer [2019-08-06 16:55:46,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:46,772 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:46,772 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:46,772 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:46,773 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:46" (1/1) ... [2019-08-06 16:55:46,786 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:46,790 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:46,800 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:55:46,810 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:46,812 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:55:46,925 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:46,925 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:46,929 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= main_j main_i) (= main_x 0) (not (= main_y 0)) (not (= (+ main_x 1) 0))) [2019-08-06 16:55:46,930 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:46,938 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:46,941 INFO L168 Benchmark]: Toolchain (without parser) took 510.62 ms. Allocated memory is still 131.6 MB. Free memory was 108.2 MB in the beginning and 91.5 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:46,943 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:46,944 INFO L168 Benchmark]: Boogie Preprocessor took 45.22 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 105.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:46,946 INFO L168 Benchmark]: RCFGBuilder took 295.29 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 96.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:46,947 INFO L168 Benchmark]: Symbolic Interpretation took 166.91 ms. Allocated memory is still 131.6 MB. Free memory was 96.7 MB in the beginning and 91.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:46,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.22 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 105.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.29 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 96.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 166.91 ms. Allocated memory is still 131.6 MB. Free memory was 96.7 MB in the beginning and 91.5 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...