./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/mcmillan2006.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-lit/mcmillan2006.i -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 025e0289c8e9b33528493c96bf0a22ba3200731b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-lit/mcmillan2006.i -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 025e0289c8e9b33528493c96bf0a22ba3200731b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:10:34,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:34,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:34,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:34,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:34,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:34,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:34,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:34,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:34,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:34,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:34,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:34,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:34,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:34,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:34,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:34,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:34,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:34,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:34,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:34,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:34,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:34,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:34,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:34,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:34,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:34,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:34,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:34,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:34,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:34,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:34,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:34,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:34,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:34,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:34,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:34,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:34,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:34,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:34,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:34,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:34,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:10:34,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:34,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:34,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:34,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:34,341 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:34,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:34,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:34,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:10:34,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:34,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:34,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:34,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:34,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:34,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:34,344 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:34,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:34,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:34,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:34,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:34,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:34,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:34,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:34,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:34,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:34,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:34,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:34,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:10:34,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:10:34,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:34,352 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-24 21:10:34,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:34,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:34,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:34,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:34,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:34,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-24 21:10:34,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ae7de80/0798a409ef0c4ba88ca4c6fa22a07cfe/FLAG74e5b9622 [2019-11-24 21:10:35,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:35,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-24 21:10:35,637 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ae7de80/0798a409ef0c4ba88ca4c6fa22a07cfe/FLAG74e5b9622 [2019-11-24 21:10:35,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ae7de80/0798a409ef0c4ba88ca4c6fa22a07cfe [2019-11-24 21:10:35,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:35,947 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:35,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:35,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:35,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:35,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:35" (1/1) ... [2019-11-24 21:10:35,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:35, skipping insertion in model container [2019-11-24 21:10:35,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:35" (1/1) ... [2019-11-24 21:10:35,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:36,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:36,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:36,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:36,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:36,468 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:36,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36 WrapperNode [2019-11-24 21:10:36,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:36,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:36,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:36,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:36,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:36,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:36,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:36,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:36,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:36,611 INFO L168 Benchmark]: Toolchain (without parser) took 658.87 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 990.0 MB in the end (delta: -28.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:36,614 INFO L168 Benchmark]: CDTParser took 2.01 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. [2019-11-24 21:10:36,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 518.02 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 997.2 MB in the end (delta: -35.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:36,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.36 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:36,620 INFO L168 Benchmark]: Boogie Preprocessor took 63.80 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:36,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 518.02 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 997.2 MB in the end (delta: -35.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 69.36 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.80 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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 0.1.24-32f2683 [2019-11-24 21:10:39,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:39,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:39,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:39,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:39,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:39,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:39,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:39,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:39,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:39,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:39,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:39,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:39,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:39,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:39,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:39,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:39,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:39,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:39,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:39,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:39,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:39,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:39,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:39,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:39,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:39,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:39,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:39,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:39,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:39,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:39,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:39,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:39,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:39,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:39,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:39,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:39,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:39,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:39,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:39,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:39,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:10:39,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:39,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:39,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:39,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:39,532 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:39,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:39,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:39,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:39,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:39,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:39,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:39,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:39,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:39,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:10:39,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:10:39,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:39,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:39,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:39,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:39,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:39,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:39,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:39,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:39,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:39,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:39,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:39,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:39,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:10:39,541 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:10:39,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:39,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:10:39,545 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-24 21:10:40,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:40,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:40,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:40,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:40,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:40,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-24 21:10:40,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f32b5d2af/6bb2be6a31834ba79c1a0a8106bf587c/FLAG984637f19 [2019-11-24 21:10:40,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:40,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-24 21:10:40,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f32b5d2af/6bb2be6a31834ba79c1a0a8106bf587c/FLAG984637f19 [2019-11-24 21:10:41,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f32b5d2af/6bb2be6a31834ba79c1a0a8106bf587c [2019-11-24 21:10:41,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:41,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:41,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:41,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:41,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:41,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41, skipping insertion in model container [2019-11-24 21:10:41,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:41,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:41,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:41,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:41,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:41,592 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:41,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41 WrapperNode [2019-11-24 21:10:41,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:41,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:41,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:41,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:41,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:41,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:41,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:41,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:41,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:41" (1/1) ... [2019-11-24 21:10:41,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:41,774 INFO L168 Benchmark]: Toolchain (without parser) took 608.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:41,775 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:41,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:41,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:41,786 INFO L168 Benchmark]: Boogie Preprocessor took 54.37 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:41,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 422.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.37 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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...