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/tripleNestedLoop.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:58,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:58,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:58,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:58,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:58,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:58,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:58,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:58,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:58,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:58,477 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:58,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:58,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:58,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:58,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:58,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:58,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:58,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:58,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:58,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:58,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:58,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:58,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:58,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:58,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:58,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:58,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:58,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:58,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:58,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:58,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:58,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:58,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:58,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:58,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:58,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:58,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:58,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:58,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:58,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:58,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:58,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:58,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:58,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:58,585 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:58,585 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:58,586 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl [2019-08-09 14:20:58,586 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl' [2019-08-09 14:20:58,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:58,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:58,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:58,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:58,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:58,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:58,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:58,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:58,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:58,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:58,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:58" (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 [2019-08-09 14:20:58,739 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:20:58,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:20:58,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:20:58,935 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:58,935 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:58,937 INFO L202 PluginConnector]: Adding new model tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:58 BoogieIcfgContainer [2019-08-09 14:20:58,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:58,937 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:58,937 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:58,938 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:58,939 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:58" (1/1) ... [2019-08-09 14:20:59,142 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:59,150 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:59,153 INFO L168 Benchmark]: Toolchain (without parser) took 532.67 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 90.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:59,155 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:59,156 INFO L168 Benchmark]: Boogie Preprocessor took 43.67 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 105.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:59,158 INFO L168 Benchmark]: RCFGBuilder took 272.75 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 96.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:59,159 INFO L168 Benchmark]: Symbolic Interpretation took 212.97 ms. Allocated memory is still 141.0 MB. Free memory was 96.1 MB in the beginning and 90.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:59,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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 58#(and (or (not (< main_y 10000)) (and (= main_x 0) (= main_y 0) (= main_z 0))) (not (= main_x 5000)) (not (< main_x 5000))). Possible FailurePath: - UnprovableResult [Line: 25]: 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 65#(and (not (= main_y 10000)) (or (and (= main_x 0) (not (< main_x 5000)) (= main_x 5000) (= main_y 0) (= main_z 0)) (and (not (< main_x 5000)) (= main_x 5000) (not (< main_y 10000))))). Possible FailurePath: - UnprovableResult [Line: 26]: 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 71#(and (or (and (not (< main_x 5000)) (= main_x 5000) (not (< main_y 10000)) (= main_y 10000)) (and (= main_x 0) (not (< main_x 5000)) (= main_x 5000) (= main_y 10000) (= main_y 0) (= main_z 0))) (not (= main_z 7))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.67 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 105.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 272.75 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 96.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 212.97 ms. Allocated memory is still 141.0 MB. Free memory was 96.1 MB in the beginning and 90.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...