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 0.1.24-4ddfff8 [2019-08-09 14:14:13,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:13,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:13,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:13,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:13,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:13,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:13,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:13,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:13,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:13,538 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:13,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:13,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:13,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:13,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:13,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:13,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:13,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:13,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:13,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:13,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:13,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:13,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:13,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:13,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:13,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:13,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:13,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:13,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:13,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:13,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:13,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:13,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:13,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:13,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:13,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:13,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:13,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:13,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:13,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:13,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:13,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:13,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:13,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:13,606 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:13,607 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:13,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSum-4Vars.bpl [2019-08-09 14:14:13,608 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSum-4Vars.bpl' [2019-08-09 14:14:13,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:13,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:13,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:13,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:13,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:13,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:13,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:13,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:13,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:13,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (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 14:14:13,746 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:14:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:14:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:14:14,046 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:14:14,047 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:14:14,048 INFO L202 PluginConnector]: Adding new model InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:14 BoogieIcfgContainer [2019-08-09 14:14:14,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:14,049 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:14,049 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:14,049 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:14,052 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InvariantSum-4Vars.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:14" (1/1) ... [2019-08-09 14:14:14,307 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:14,314 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:14,318 INFO L168 Benchmark]: Toolchain (without parser) took 676.14 ms. Allocated memory is still 135.8 MB. Free memory was 104.1 MB in the beginning and 76.8 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,321 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 135.8 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,323 INFO L168 Benchmark]: Boogie Preprocessor took 37.53 ms. Allocated memory is still 135.8 MB. Free memory was 104.1 MB in the beginning and 102.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,324 INFO L168 Benchmark]: RCFGBuilder took 369.90 ms. Allocated memory is still 135.8 MB. Free memory was 102.0 MB in the beginning and 86.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,326 INFO L168 Benchmark]: Symbolic Interpretation took 265.63 ms. Allocated memory is still 135.8 MB. Free memory was 86.4 MB in the beginning and 76.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,334 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. Predicate is 24#(and (= main_x 0) (not (= (+ main_z main_y main_w) main_n))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 135.8 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.53 ms. Allocated memory is still 135.8 MB. Free memory was 104.1 MB in the beginning and 102.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 369.90 ms. Allocated memory is still 135.8 MB. Free memory was 102.0 MB in the beginning and 86.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 265.63 ms. Allocated memory is still 135.8 MB. Free memory was 86.4 MB in the beginning and 76.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...