./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/diamond_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c4449b9eb238e122134604dc47a572d0a4a84a52 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c4449b9eb238e122134604dc47a572d0a4a84a52 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:13:00,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:00,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:00,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:00,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:00,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:00,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:00,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:00,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:00,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:00,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:00,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:00,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:00,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:00,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:00,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:00,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:00,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:00,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:00,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:00,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:00,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:00,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:00,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:00,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:00,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:00,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:00,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:00,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:00,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:00,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:00,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:00,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:00,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:00,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:00,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:00,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:00,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:00,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:00,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:00,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:00,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:00,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:00,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:00,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:00,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:00,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:00,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:00,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:00,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:00,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:00,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:00,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:00,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:00,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:00,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:00,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:00,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:00,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:00,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:00,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:00,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:00,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:00,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:00,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:00,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:00,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:00,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:00,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:00,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:00,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4449b9eb238e122134604dc47a572d0a4a84a52 [2019-11-27 16:13:01,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:01,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:01,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:01,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:01,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:01,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-1.c [2019-11-27 16:13:01,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1df7e21/20d79b17f62a44e8bcead77c0e41af92/FLAG53d6bffa2 [2019-11-27 16:13:02,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:02,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-1.c [2019-11-27 16:13:02,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1df7e21/20d79b17f62a44e8bcead77c0e41af92/FLAG53d6bffa2 [2019-11-27 16:13:02,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c1df7e21/20d79b17f62a44e8bcead77c0e41af92 [2019-11-27 16:13:02,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:02,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:02,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:02,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:02,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:02,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02, skipping insertion in model container [2019-11-27 16:13:02,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:02,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:03,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:03,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:03,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:03,082 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:03,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03 WrapperNode [2019-11-27 16:13:03,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:03,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:03,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:03,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:03,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:03,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:03,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:03,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:03,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:03" (1/1) ... [2019-11-27 16:13:03,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:03,323 INFO L168 Benchmark]: Toolchain (without parser) took 817.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:03,326 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:03,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:03,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:03,338 INFO L168 Benchmark]: Boogie Preprocessor took 55.17 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:03,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 589.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.17 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:13:07,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:07,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:07,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:07,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:07,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:07,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:07,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:07,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:07,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:07,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:07,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:07,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:07,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:07,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:07,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:07,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:07,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:07,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:07,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:07,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:07,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:07,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:07,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:07,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:07,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:07,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:07,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:07,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:07,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:07,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:07,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:07,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:07,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:07,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:07,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:07,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:07,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:07,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:07,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:07,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:07,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:07,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:07,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:07,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:07,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:07,785 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:07,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:07,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:07,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:07,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:07,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:07,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:07,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:07,790 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:07,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:07,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:07,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:07,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:07,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:07,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:07,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:07,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:07,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:07,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:07,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:07,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:07,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:07,799 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:07,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:07,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:07,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:07,803 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4449b9eb238e122134604dc47a572d0a4a84a52 [2019-11-27 16:13:08,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:08,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:08,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:08,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:08,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:08,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-1.c [2019-11-27 16:13:08,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590763f4a/4c812cf978064f2f9c2ae932945a8e4d/FLAG7c8619456 [2019-11-27 16:13:09,595 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:09,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-1.c [2019-11-27 16:13:09,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590763f4a/4c812cf978064f2f9c2ae932945a8e4d/FLAG7c8619456 [2019-11-27 16:13:09,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590763f4a/4c812cf978064f2f9c2ae932945a8e4d [2019-11-27 16:13:09,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:09,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:09,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:09,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:09,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:09,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:09" (1/1) ... [2019-11-27 16:13:09,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:09, skipping insertion in model container [2019-11-27 16:13:09,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:09" (1/1) ... [2019-11-27 16:13:09,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:09,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:10,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:10,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:10,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:10,268 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:10,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10 WrapperNode [2019-11-27 16:13:10,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:10,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:10,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:10,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:10,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:10,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:10,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:10,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:10,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:10" (1/1) ... [2019-11-27 16:13:10,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:10,482 INFO L168 Benchmark]: Toolchain (without parser) took 799.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:10,484 INFO L168 Benchmark]: CDTParser took 2.92 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:10,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:10,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:10,495 INFO L168 Benchmark]: Boogie Preprocessor took 36.22 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:10,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 600.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 36.22 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...