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/scalable/INC_noReduceIncer2_oneAssert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:13:21,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:13:21,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:13:21,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:13:21,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:13:21,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:13:21,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:13:21,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:13:21,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:13:21,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:13:21,796 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:13:21,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:13:21,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:13:21,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:13:21,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:13:21,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:13:21,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:13:21,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:13:21,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:13:21,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:13:21,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:13:21,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:13:21,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:13:21,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:13:21,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:13:21,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:13:21,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:13:21,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:13:21,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:13:21,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:13:21,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:13:21,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:13:21,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:13:21,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:13:21,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:13:21,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:13:21,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:13:21,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:13:21,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:13:21,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:13:21,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:13:21,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:13:21,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:13:21,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:13:21,908 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:13:21,909 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:13:21,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer2_oneAssert.bpl [2019-08-05 18:13:21,910 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer2_oneAssert.bpl' [2019-08-05 18:13:21,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:13:21,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:13:21,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:13:21,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:13:21,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:13:21,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (1/1) ... [2019-08-05 18:13:21,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:13:21,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:13:21,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:13:21,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:13:21,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:21" (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 18:13:22,048 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 18:13:22,049 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 18:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 18:13:22,314 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:13:22,314 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 18:13:22,315 INFO L202 PluginConnector]: Adding new model INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:22 BoogieIcfgContainer [2019-08-05 18:13:22,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:13:22,316 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:13:22,316 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:13:22,316 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:13:22,317 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_noReduceIncer2_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:22" (1/1) ... [2019-08-05 18:13:22,328 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:13:22,331 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:13:22,338 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 18:13:22,346 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:13:22,348 INFO L185 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 18:13:22,441 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:13:22,441 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:13:22,444 INFO L179 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 41#(or (= (- 1) SAS09paper_y) (= (- 1) SAS09paper_x)) [2019-08-05 18:13:22,445 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:13:22,453 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:13:22,456 INFO L168 Benchmark]: Toolchain (without parser) took 516.42 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 92.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:22,457 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 18:13:22,459 INFO L168 Benchmark]: Boogie Preprocessor took 42.62 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 18:13:22,460 INFO L168 Benchmark]: RCFGBuilder took 333.31 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 98.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:22,461 INFO L168 Benchmark]: Symbolic Interpretation took 137.46 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 92.5 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:22,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 23]: 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 0.21 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 42.62 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 333.31 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 98.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 137.46 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 92.5 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...