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/loopAcceleration/loopAccelerationMohr/aoob.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:58,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:58,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:58,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:58,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:58,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:58,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:58,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:58,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:58,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:58,835 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:58,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:58,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:58,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:58,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:58,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:58,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:58,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:58,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:58,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:58,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:58,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:58,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:58,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:58,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:58,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:58,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:58,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:58,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:58,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:58,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:58,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:58,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:58,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:58,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:58,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:58,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:58,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:58,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:58,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:58,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:58,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:58,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:58,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:58,939 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:58,939 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:58,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationMohr/aoob.bpl [2019-08-06 16:59:58,940 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationMohr/aoob.bpl' [2019-08-06 16:59:58,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:58,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:58,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:58,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:58,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:58,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:58,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (1/1) ... [2019-08-06 16:59:59,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:59,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:59,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:59,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:59,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "aoob.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:58" (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 16:59:59,083 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-06 16:59:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:59:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:59:59,084 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:59:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:59:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:59:59,264 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:59,264 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-06 16:59:59,265 INFO L202 PluginConnector]: Adding new model aoob.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:59 BoogieIcfgContainer [2019-08-06 16:59:59,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:59,266 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:59,266 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:59,266 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:59,267 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "aoob.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:59" (1/1) ... [2019-08-06 16:59:59,278 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:59,281 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:59,288 INFO L160 IcfgInterpreter]: Initial procedures are [main, foo] [2019-08-06 16:59:59,296 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:59,298 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:59:59,472 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:59:59,473 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:59,473 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:59,476 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 50#true [2019-08-06 16:59:59,477 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:59,490 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:59,493 INFO L168 Benchmark]: Toolchain (without parser) took 520.97 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 91.9 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:59,495 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:59,496 INFO L168 Benchmark]: Boogie Preprocessor took 39.63 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:59,498 INFO L168 Benchmark]: RCFGBuilder took 254.09 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 97.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:59,499 INFO L168 Benchmark]: Symbolic Interpretation took 224.20 ms. Allocated memory is still 132.1 MB. Free memory was 97.0 MB in the beginning and 91.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:59,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: 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 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.63 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 254.09 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 97.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 224.20 ms. Allocated memory is still 132.1 MB. Free memory was 97.0 MB in the beginning and 91.9 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...