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/TestQuantifierEliminationInequality04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:31,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:31,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:31,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:31,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:31,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:31,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:31,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:31,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:31,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:31,205 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:31,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:31,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:31,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:31,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:31,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:31,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:31,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:31,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:31,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:31,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:31,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:31,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:31,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:31,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:31,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:31,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:31,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:31,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:31,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:31,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:31,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:31,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:31,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:31,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:31,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:31,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:31,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:31,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:31,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:31,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:31,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:31,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:31,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:31,297 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:31,298 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:31,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality04.bpl [2019-08-06 16:58:31,299 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestQuantifierEliminationInequality04.bpl' [2019-08-06 16:58:31,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:31,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:31,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:31,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:31,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:31,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:31,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:31,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:31,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:31,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:31" (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 16:58:31,452 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-06 16:58:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 16:58:31,453 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 16:58:31,605 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:31,605 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:58:31,606 INFO L202 PluginConnector]: Adding new model TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:31 BoogieIcfgContainer [2019-08-06 16:58:31,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:31,607 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:31,607 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:31,607 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:31,608 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestQuantifierEliminationInequality04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:31" (1/1) ... [2019-08-06 16:58:31,620 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:31,622 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:31,629 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-06 16:58:31,637 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:31,639 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 16:58:31,685 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:31,685 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:31,688 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (<= lower x) (not (< lower upper)) (<= x upper) (not (= x upper))) [2019-08-06 16:58:31,690 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:31,696 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:31,698 INFO L168 Benchmark]: Toolchain (without parser) took 363.71 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 92.6 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:31,699 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:31,700 INFO L168 Benchmark]: Boogie Preprocessor took 45.84 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:31,702 INFO L168 Benchmark]: RCFGBuilder took 225.10 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 96.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:31,703 INFO L168 Benchmark]: Symbolic Interpretation took 88.75 ms. Allocated memory is still 131.6 MB. Free memory was 96.8 MB in the beginning and 92.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:31,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 0.22 ms. Allocated memory is still 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.84 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 225.10 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 96.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 88.75 ms. Allocated memory is still 131.6 MB. Free memory was 96.8 MB in the beginning and 92.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...