./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono4_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loops-crafted-1/Mono4_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 9d6474f8fee69aa39b16e68638ca1ec23617ee7d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops-crafted-1/Mono4_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 9d6474f8fee69aa39b16e68638ca1ec23617ee7d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:35,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:35,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:35,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:35,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:35,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:35,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:35,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:35,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:35,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:35,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:35,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:35,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:35,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:35,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:35,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:35,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:35,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:35,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:35,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:35,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:35,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:35,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:35,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:35,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:35,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:35,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:35,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:35,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:35,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:35,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:35,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:35,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:35,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:35,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:35,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:35,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:35,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:35,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:35,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:35,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:35,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:35,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:35,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:35,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:35,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:35,819 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:35,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:35,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:35,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:35,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:35,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:35,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:35,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:35,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:35,825 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:35,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:35,827 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:35,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:35,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:35,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:35,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:35,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:35,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:35,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:35,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:35,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:35,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:35,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:35,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:35,834 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 -> 9d6474f8fee69aa39b16e68638ca1ec23617ee7d [2019-11-26 17:04:36,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:36,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:36,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:36,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:36,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:36,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-26 17:04:36,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05efac04/56f3f8477e1049cf8f0ff725af6c4c4b/FLAG35cae018b [2019-11-26 17:04:37,638 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:37,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-26 17:04:37,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05efac04/56f3f8477e1049cf8f0ff725af6c4c4b/FLAG35cae018b [2019-11-26 17:04:37,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b05efac04/56f3f8477e1049cf8f0ff725af6c4c4b [2019-11-26 17:04:37,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:37,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:37,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:37,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:37,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:37,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37, skipping insertion in model container [2019-11-26 17:04:37,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:37,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:38,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:38,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:38,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:38,314 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:38,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38 WrapperNode [2019-11-26 17:04:38,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:38,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:38,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:38,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:38,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:38,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:38,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:38,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:38,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:38,560 INFO L168 Benchmark]: Toolchain (without parser) took 834.25 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:38,562 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-26 17:04:38,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.69 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. [2019-11-26 17:04:38,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.59 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:38,571 INFO L168 Benchmark]: Boogie Preprocessor took 36.32 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:38,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 607.69 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 181.59 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 36.32 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. 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 0.1.24-025d5a2 [2019-11-26 17:04:42,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:42,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:42,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:42,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:42,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:42,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:42,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:42,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:42,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:42,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:42,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:42,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:42,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:42,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:42,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:42,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:42,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:42,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:42,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:42,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:42,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:42,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:42,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:42,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:42,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:42,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:42,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:42,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:42,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:42,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:42,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:42,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:42,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:42,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:42,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:42,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:42,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:42,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:42,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:42,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:42,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:42,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:42,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:42,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:42,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:42,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:42,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:42,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:42,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:42,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:42,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:42,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:42,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:42,633 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:42,634 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:42,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:42,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:42,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:42,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:42,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:42,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:42,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:42,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:42,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:42,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:42,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:42,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:42,642 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:42,643 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:42,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:42,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:42,645 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 -> 9d6474f8fee69aa39b16e68638ca1ec23617ee7d [2019-11-26 17:04:43,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:43,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:43,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:43,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:43,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:43,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-26 17:04:43,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90d56a8/3ef50c3d2fcc4c0e9b98ce0984b500ae/FLAG510500d41 [2019-11-26 17:04:44,477 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:44,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-26 17:04:44,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90d56a8/3ef50c3d2fcc4c0e9b98ce0984b500ae/FLAG510500d41 [2019-11-26 17:04:44,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90d56a8/3ef50c3d2fcc4c0e9b98ce0984b500ae [2019-11-26 17:04:44,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:44,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:44,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:44,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:44,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:44,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,565 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 26.11 05:04:44, skipping insertion in model container [2019-11-26 17:04:44,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:44,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:45,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:45,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:45,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:45,112 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:45,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45 WrapperNode [2019-11-26 17:04:45,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:45,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:45,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:45,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:45,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:45,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:45,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:45,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:45,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:45" (1/1) ... [2019-11-26 17:04:45,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:45,339 INFO L168 Benchmark]: Toolchain (without parser) took 779.96 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:45,341 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 17:04:45,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:45,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:45,353 INFO L168 Benchmark]: Boogie Preprocessor took 45.32 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-26 17:04:45,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 569.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 152.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.32 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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...