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/BugModulo01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:07,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:07,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:07,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:07,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:07,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:07,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:07,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:07,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:07,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:07,363 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:07,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:07,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:07,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:07,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:07,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:07,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:07,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:07,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:07,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:07,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:07,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:07,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:07,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:07,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:07,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:07,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:07,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:07,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:07,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:07,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:07,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:07,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:07,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:07,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:07,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:07,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:07,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:07,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:07,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:07,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:07,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:07,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:07,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:07,439 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:07,439 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:07,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugModulo01.bpl [2019-08-09 14:19:07,442 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugModulo01.bpl' [2019-08-09 14:19:07,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:07,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:07,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:07,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:07,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:07,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:07,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:07,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:07,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:07,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:07" (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 14:19:07,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:19:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:19:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:19:07,727 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:07,727 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:07,728 INFO L202 PluginConnector]: Adding new model BugModulo01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:07 BoogieIcfgContainer [2019-08-09 14:19:07,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:07,729 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:07,729 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:07,730 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:07,731 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:07" (1/1) ... [2019-08-09 14:19:07,833 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:07,842 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:07,846 INFO L168 Benchmark]: Toolchain (without parser) took 368.52 ms. Allocated memory is still 129.0 MB. Free memory was 105.5 MB in the beginning and 91.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:07,850 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 129.0 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:07,852 INFO L168 Benchmark]: Boogie Preprocessor took 42.78 ms. Allocated memory is still 129.0 MB. Free memory was 105.3 MB in the beginning and 103.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:07,854 INFO L168 Benchmark]: RCFGBuilder took 209.55 ms. Allocated memory is still 129.0 MB. Free memory was 103.4 MB in the beginning and 94.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:07,856 INFO L168 Benchmark]: Symbolic Interpretation took 112.95 ms. Allocated memory is still 129.0 MB. Free memory was 94.8 MB in the beginning and 91.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:07,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: 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 6#(and (not (= 65535 (mod main_b 18446744073709551616))) (= main_b (mod main_a 65536)) (= main_a (- 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 129.0 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.78 ms. Allocated memory is still 129.0 MB. Free memory was 105.3 MB in the beginning and 103.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 209.55 ms. Allocated memory is still 129.0 MB. Free memory was 103.4 MB in the beginning and 94.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 112.95 ms. Allocated memory is still 129.0 MB. Free memory was 94.8 MB in the beginning and 91.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...