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/loopAccelerationWerner/oneLoopAssertion.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:11,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:11,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:11,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:11,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:11,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:11,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:11,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:11,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:11,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:11,278 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:11,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:11,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:11,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:11,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:11,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:11,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:11,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:11,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:11,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:11,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:11,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:11,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:11,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:11,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:11,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:11,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:11,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:11,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:11,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:11,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:11,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:11,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:11,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:11,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:11,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:11,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:11,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:11,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:11,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:11,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:11,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:11,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:11,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:11,375 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:11,376 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:11,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/oneLoopAssertion.bpl [2019-08-05 18:17:11,378 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/oneLoopAssertion.bpl' [2019-08-05 18:17:11,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:11,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:11,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:11,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:11,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:11,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:11,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:11,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:11,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:11,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (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 [2019-08-05 18:17:11,540 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:11,759 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:11,760 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:11,761 INFO L202 PluginConnector]: Adding new model oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:11 BoogieIcfgContainer [2019-08-05 18:17:11,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:11,762 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:11,762 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:11,762 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:11,763 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "oneLoopAssertion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,775 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:17:11,778 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:11,785 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:17:11,793 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:11,795 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:11,872 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:11,872 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:11,875 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 26#(and (not (< main_x 5000)) (< main_x 5001)) [2019-08-05 18:17:11,876 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:11,883 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:11,886 INFO L168 Benchmark]: Toolchain (without parser) took 473.81 ms. Allocated memory is still 137.9 MB. Free memory was 105.3 MB in the beginning and 89.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:11,888 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 137.9 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:17:11,889 INFO L168 Benchmark]: Boogie Preprocessor took 46.60 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 102.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:11,890 INFO L168 Benchmark]: RCFGBuilder took 302.14 ms. Allocated memory is still 137.9 MB. Free memory was 102.9 MB in the beginning and 94.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:11,891 INFO L168 Benchmark]: Symbolic Interpretation took 122.01 ms. Allocated memory is still 137.9 MB. Free memory was 94.0 MB in the beginning and 89.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:11,895 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: 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 0.28 ms. Allocated memory is still 137.9 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.60 ms. Allocated memory is still 137.9 MB. Free memory was 105.1 MB in the beginning and 102.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.14 ms. Allocated memory is still 137.9 MB. Free memory was 102.9 MB in the beginning and 94.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 122.01 ms. Allocated memory is still 137.9 MB. Free memory was 94.0 MB in the beginning and 89.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...