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/toy/InvariantSum-4Vars.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:12,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:12,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:12,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:12,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:12,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:12,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:12,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:12,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:12,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:12,444 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:12,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:12,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:12,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:12,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:12,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:12,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:12,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:12,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:12,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:12,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:12,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:12,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:12,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:12,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:12,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:12,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:12,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:12,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:12,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:12,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:12,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:12,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:12,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:12,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:12,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:12,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:12,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:12,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:12,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:12,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:12,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:12,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:12,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:12,519 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:12,519 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:12,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSum-4Vars.bpl [2019-08-06 16:55:12,520 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSum-4Vars.bpl' [2019-08-06 16:55:12,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:12,554 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:12,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:12,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:12,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:12,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (1/1) ... [2019-08-06 16:55:12,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:12,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:12,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:12,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:12,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:12" (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 16:55:12,669 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:55:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:55:12,669 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:55:13,149 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:13,150 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:13,151 INFO L202 PluginConnector]: Adding new model InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:13 BoogieIcfgContainer [2019-08-06 16:55:13,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:13,152 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:13,152 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:13,153 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:13,153 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:13" (1/1) ... [2019-08-06 16:55:13,165 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:13,167 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:13,174 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:55:13,181 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:13,183 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:55:13,270 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:13,270 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:13,274 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (= main_x 0) (exists ((v_main_y_28 Int) (v_main_w_26 Int) (v_main_z_30 Int) (v_main_w_30 Int) (v_main_x_20 Int) (v_main_y_32 Int) (v_main_x_24 Int)) (and (or (and (= v_main_y_28 v_main_y_32) (= main_x v_main_x_20)) (and (= (+ v_main_y_32 (- 1)) v_main_y_28) (= main_x (+ v_main_x_20 1)))) (or (and (= (+ (* (- 1) v_main_w_30) (* (- 1) v_main_y_32) (* (- 1) v_main_x_24) main_n (- 1)) v_main_z_30) (= main_y (+ v_main_y_28 1))) (and (= v_main_z_30 (+ (- v_main_w_30) (- v_main_y_32) (- v_main_x_24) main_n)) (= main_y v_main_y_28))) (or (and (= main_z (+ v_main_z_30 1)) (= main_w (+ v_main_w_26 (- 1)))) (and (= main_w v_main_w_26) (= main_z v_main_z_30))) (not (= 0 v_main_x_24)) (or (and (= (+ v_main_x_24 (- 1)) v_main_x_20) (= v_main_w_26 (+ v_main_w_30 1))) (and (= v_main_x_24 v_main_x_20) (= v_main_w_26 v_main_w_30))))) (not (= (+ main_z main_y main_w) main_n))) [2019-08-06 16:55:13,276 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:13,283 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:13,285 INFO L168 Benchmark]: Toolchain (without parser) took 730.72 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 84.2 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:13,287 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 108.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:13,288 INFO L168 Benchmark]: Boogie Preprocessor took 43.80 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:13,289 INFO L168 Benchmark]: RCFGBuilder took 552.88 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 89.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:13,291 INFO L168 Benchmark]: Symbolic Interpretation took 130.70 ms. Allocated memory is still 138.9 MB. Free memory was 89.4 MB in the beginning and 84.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:13,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 28]: 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 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 108.5 MB in the beginning and 108.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.80 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 552.88 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 89.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 130.70 ms. Allocated memory is still 138.9 MB. Free memory was 89.4 MB in the beginning and 84.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...