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_noReduceIncer4_oneAssert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:56:24,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:56:24,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:56:24,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:56:24,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:56:24,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:56:24,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:56:24,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:56:24,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:56:24,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:56:24,789 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:56:24,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:56:24,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:56:24,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:56:24,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:56:24,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:56:24,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:56:24,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:56:24,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:56:24,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:56:24,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:56:24,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:56:24,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:56:24,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:56:24,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:56:24,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:56:24,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:56:24,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:56:24,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:56:24,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:56:24,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:56:24,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:56:24,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:56:24,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:56:24,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:56:24,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:56:24,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:56:24,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:56:24,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:56:24,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:56:24,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:56:24,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:56:24,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:56:24,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:56:24,866 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:56:24,867 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:56:24,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer4_oneAssert.bpl [2019-08-06 16:56:24,868 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer4_oneAssert.bpl' [2019-08-06 16:56:24,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:56:24,899 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:56:24,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:56:24,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:56:24,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:56:24,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (1/1) ... [2019-08-06 16:56:24,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:56:24,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:56:24,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:56:24,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:56:24,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:56:24" (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 16:56:25,013 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-06 16:56:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-06 16:56:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-06 16:56:25,278 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:56:25,278 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-06 16:56:25,279 INFO L202 PluginConnector]: Adding new model INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:25 BoogieIcfgContainer [2019-08-06 16:56:25,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:56:25,280 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:56:25,280 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:56:25,280 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:56:25,281 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_noReduceIncer4_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:56:25" (1/1) ... [2019-08-06 16:56:25,290 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:56:25,293 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:56:25,299 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-06 16:56:25,308 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:56:25,309 INFO L185 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-06 16:56:25,474 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:56:25,475 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:56:25,478 INFO L179 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 81#true [2019-08-06 16:56:25,479 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:56:25,485 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:56:25,487 INFO L168 Benchmark]: Toolchain (without parser) took 587.68 ms. Allocated memory is still 131.6 MB. Free memory was 108.1 MB in the beginning and 89.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:25,489 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 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. [2019-08-06 16:56:25,490 INFO L168 Benchmark]: Boogie Preprocessor took 42.25 ms. Allocated memory is still 131.6 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. [2019-08-06 16:56:25,492 INFO L168 Benchmark]: RCFGBuilder took 337.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 96.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:25,493 INFO L168 Benchmark]: Symbolic Interpretation took 204.80 ms. Allocated memory is still 131.6 MB. Free memory was 96.0 MB in the beginning and 89.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:56:25,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 31]: 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 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 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 42.25 ms. Allocated memory is still 131.6 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 337.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 96.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 204.80 ms. Allocated memory is still 131.6 MB. Free memory was 96.0 MB in the beginning and 89.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...