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/regression/bpl/TestQuantifierEliminationInequality02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:03,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:03,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:03,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:03,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:03,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:03,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:03,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:03,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:03,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:03,728 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:03,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:03,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:03,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:03,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:03,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:03,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:03,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:03,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:03,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:03,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:03,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:03,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:03,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:03,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:03,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:03,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:03,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:03,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:03,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:03,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:03,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:03,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:03,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:03,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:03,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:03,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:03,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:03,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:03,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:03,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:03,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:03,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:03,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:03,830 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:03,831 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:03,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality02.bpl [2019-08-09 14:19:03,832 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality02.bpl' [2019-08-09 14:19:03,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:03,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:03,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:03,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:03,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:03,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (1/1) ... [2019-08-09 14:19:03,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:03,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:03,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:03,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:03,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:03" (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 14:19:03,994 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-09 14:19:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-09 14:19:03,994 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-09 14:19:04,169 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:04,170 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:19:04,172 INFO L202 PluginConnector]: Adding new model TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:04 BoogieIcfgContainer [2019-08-09 14:19:04,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:04,173 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:04,173 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:04,174 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:04,175 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestQuantifierEliminationInequality02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:04" (1/1) ... [2019-08-09 14:19:04,298 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:04,305 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:04,308 INFO L168 Benchmark]: Toolchain (without parser) took 444.23 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 92.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:04,312 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:04,314 INFO L168 Benchmark]: Boogie Preprocessor took 41.66 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:04,315 INFO L168 Benchmark]: RCFGBuilder took 266.85 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 96.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:04,316 INFO L168 Benchmark]: Symbolic Interpretation took 132.42 ms. Allocated memory is still 139.5 MB. Free memory was 96.6 MB in the beginning and 92.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:04,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: 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 9#(and (<= x a) (< b x) (not (< b a))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.66 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 266.85 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 96.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 132.42 ms. Allocated memory is still 139.5 MB. Free memory was 96.6 MB in the beginning and 92.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...