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-b03553c [2019-08-05 18:17:11,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:11,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:11,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:11,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:11,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:11,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:11,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:11,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:11,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:11,191 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:11,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:11,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:11,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:11,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:11,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:11,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:11,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:11,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:11,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:11,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:11,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:11,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:11,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:11,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:11,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:11,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:11,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:11,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:11,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:11,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:11,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:11,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:11,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:11,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:11,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:11,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:11,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:11,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:11,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:11,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:11,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:11,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:11,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:11,288 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:11,289 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:11,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl [2019-08-05 18:17:11,291 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/loopAccelerationWerner/tripleNestedLoop.bpl' [2019-08-05 18:17:11,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:11,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:11,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:11,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:11,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:11,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:11,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:11,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:11,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:11,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "tripleNestedLoop.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 18:17:11,463 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:11,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:11,811 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:11,811 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:11,812 INFO L202 PluginConnector]: Adding new model tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:11 BoogieIcfgContainer [2019-08-05 18:17:11,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:11,813 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:11,813 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:11,813 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:11,814 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "tripleNestedLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:11" (1/1) ... [2019-08-05 18:17:11,825 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 18:17:11,829 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:11,837 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:17:11,846 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:11,847 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:11,994 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:11,994 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:11,997 INFO L179 IcfgInterpreter]: Location mainErr2ASSERT_VIOLATIONASSERT has predicate 71#(and (or (and (not (< main_x 5000)) (or (and (not (< main_y 10000)) (< main_x 5001)) (and (< main_y 10001) (not (< main_z 7)) (< main_z 8))) (= 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))) [2019-08-05 18:17:11,998 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 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)) (or (and (not (< main_y 10000)) (< main_x 5001)) (and (< main_y 10001) (not (< main_z 7)) (< main_z 8))) (= main_x 5000) (not (< main_y 10000))))) [2019-08-05 18:17:11,999 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 55#(and (not (= main_x 5000)) (not (< main_x 5000)) (or (and (or (and (not (< main_y 10000)) (< main_x 5001)) (and (< main_y 10001) (not (< main_z 7)) (< main_z 8))) (not (< main_y 10000))) (and (= main_x 0) (= main_y 0) (= main_z 0)))) [2019-08-05 18:17:12,000 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:12,011 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:12,014 INFO L168 Benchmark]: Toolchain (without parser) took 684.03 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 91.2 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:12,016 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:17:12,018 INFO L168 Benchmark]: Boogie Preprocessor took 53.02 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:12,019 INFO L168 Benchmark]: RCFGBuilder took 429.56 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 97.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:12,021 INFO L168 Benchmark]: Symbolic Interpretation took 197.94 ms. Allocated memory is still 134.2 MB. Free memory was 97.6 MB in the beginning and 91.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:12,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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.. 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.. Possible FailurePath: - 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.02 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 429.56 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 97.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 197.94 ms. Allocated memory is still 134.2 MB. Free memory was 97.6 MB in the beginning and 91.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...