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/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:58:37,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:58:37,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:58:37,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:58:37,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:58:37,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:58:37,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:58:37,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:58:37,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:58:37,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:58:37,228 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:58:37,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:58:37,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:58:37,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:58:37,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:58:37,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:58:37,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:58:37,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:58:37,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:58:37,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:58:37,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:58:37,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:58:37,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:58:37,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:58:37,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:58:37,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:58:37,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:58:37,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:58:37,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:58:37,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:58:37,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:58:37,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:58:37,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:58:37,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:58:37,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:58:37,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:58:37,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:58:37,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:58:37,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:58:37,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:58:37,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:58:37,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:58:37,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:58:37,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:58:37,299 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:58:37,300 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:58:37,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl [2019-08-04 21:58:37,301 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl' [2019-08-04 21:58:37,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:58:37,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:58:37,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:58:37,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:58:37,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:58:37,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:58:37,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:58:37,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:58:37,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:58:37,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:58:37" (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 [2019-08-04 21:58:37,461 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-04 21:58:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-04 21:58:37,462 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-04 21:58:37,661 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:58:37,662 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:58:37,663 INFO L202 PluginConnector]: Adding new model InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:37 BoogieIcfgContainer [2019-08-04 21:58:37,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:58:37,664 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:58:37,664 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:58:37,664 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:58:37,666 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:58:37" (1/1) ... [2019-08-04 21:58:37,676 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:58:37,679 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:58:37,685 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-04 21:58:37,694 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:58:37,695 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-04 21:58:37,772 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:58:37,773 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:58:37,775 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#false [2019-08-04 21:58:37,778 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:58:37,781 INFO L168 Benchmark]: Toolchain (without parser) took 447.32 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 95.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:37,782 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:58:37,783 INFO L168 Benchmark]: Boogie Preprocessor took 46.83 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:37,785 INFO L168 Benchmark]: RCFGBuilder took 281.88 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 99.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:37,786 INFO L168 Benchmark]: Symbolic Interpretation took 114.54 ms. Allocated memory is still 141.0 MB. Free memory was 99.6 MB in the beginning and 95.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-04 21:58:37,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * 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 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.83 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 281.88 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 99.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 114.54 ms. Allocated memory is still 141.0 MB. Free memory was 99.6 MB in the beginning and 95.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...