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/Modulo-Ihringen.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:13:57,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:13:57,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:13:57,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:13:57,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:13:57,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:13:57,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:13:57,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:13:57,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:13:57,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:13:57,322 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:13:57,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:13:57,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:13:57,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:13:57,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:13:57,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:13:57,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:13:57,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:13:57,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:13:57,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:13:57,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:13:57,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:13:57,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:13:57,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:13:57,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:13:57,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:13:57,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:13:57,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:13:57,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:13:57,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:13:57,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:13:57,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:13:57,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:13:57,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:13:57,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:13:57,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:13:57,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:13:57,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:13:57,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:13:57,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:13:57,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:13:57,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:13:57,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:13:57,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:13:57,397 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:13:57,398 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:13:57,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Modulo-Ihringen.bpl [2019-08-09 14:13:57,399 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Modulo-Ihringen.bpl' [2019-08-09 14:13:57,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:13:57,429 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:13:57,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:13:57,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:13:57,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:13:57,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:13:57,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:13:57,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:13:57,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:13:57,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:13:57" (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 14:13:57,537 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:13:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:13:57,538 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:13:57,673 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:13:57,674 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 14:13:57,675 INFO L202 PluginConnector]: Adding new model Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:57 BoogieIcfgContainer [2019-08-09 14:13:57,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:13:57,676 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:13:57,676 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:13:57,676 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:13:57,677 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Modulo-Ihringen.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:13:57" (1/1) ... [2019-08-09 14:13:57,783 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:13:57,791 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:13:57,796 INFO L168 Benchmark]: Toolchain (without parser) took 363.67 ms. Allocated memory is still 138.9 MB. Free memory was 106.2 MB in the beginning and 90.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:57,799 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:13:57,801 INFO L168 Benchmark]: Boogie Preprocessor took 39.08 ms. Allocated memory is still 138.9 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:57,802 INFO L168 Benchmark]: RCFGBuilder took 205.83 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 95.2 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:57,804 INFO L168 Benchmark]: Symbolic Interpretation took 115.55 ms. Allocated memory is still 138.9 MB. Free memory was 95.2 MB in the beginning and 91.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:13:57,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 27]: 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 13#(and (= main_x 1) (not (<= main_x 1))). 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 138.9 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.08 ms. Allocated memory is still 138.9 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 205.83 ms. Allocated memory is still 138.9 MB. Free memory was 103.9 MB in the beginning and 95.2 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 115.55 ms. Allocated memory is still 138.9 MB. Free memory was 95.2 MB in the beginning and 91.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...