./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label41.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/eca-rers2012/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:01:27,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:27,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:27,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:27,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:27,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:27,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:27,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:27,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:27,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:27,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:27,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:27,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:27,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:27,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:27,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:27,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:27,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:27,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:27,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:27,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:27,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:27,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:27,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:27,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:27,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:27,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:27,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:27,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:27,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:27,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:27,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:27,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:27,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:27,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:27,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:27,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:27,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:27,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:27,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:27,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:27,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:27,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:27,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:27,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:27,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:27,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:27,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:27,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:27,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:27,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:27,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:27,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:27,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:27,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:27,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:27,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:27,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:27,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:27,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:27,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:27,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:27,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:27,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:27,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:27,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:27,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:27,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:27,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:27,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:27,826 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-27 16:01:28,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:28,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:28,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:28,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:28,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:28,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-27 16:01:28,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378c6f27/10f8b67eaf2643aeba0687cb60d52796/FLAG75c3cab9c [2019-11-27 16:01:30,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:30,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-27 16:01:30,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378c6f27/10f8b67eaf2643aeba0687cb60d52796/FLAG75c3cab9c [2019-11-27 16:01:30,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378c6f27/10f8b67eaf2643aeba0687cb60d52796 [2019-11-27 16:01:30,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:30,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:30,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:30,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:30,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:30,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:30,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:30, skipping insertion in model container [2019-11-27 16:01:30,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:30" (1/1) ... [2019-11-27 16:01:30,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:31,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:36,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:36,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:39,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:39,237 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:39,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39 WrapperNode [2019-11-27 16:01:39,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:39,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:39,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:39,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:39,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:39,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:40,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:40,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:40,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:40,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:40,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:40,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:41,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:41,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:42,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:42,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:43,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:39" (1/1) ... [2019-11-27 16:01:43,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:43,394 INFO L168 Benchmark]: Toolchain (without parser) took 12531.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 773.1 MB in the end (delta: 159.9 MB). Peak memory consumption was 380.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:43,396 INFO L168 Benchmark]: CDTParser took 0.39 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 16:01:43,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8385.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.5 MB in the end (delta: 66.5 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:43,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 1632.49 ms. Allocated memory is still 1.0 GB. Free memory was 866.5 MB in the beginning and 693.0 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:43,407 INFO L168 Benchmark]: Boogie Preprocessor took 2502.87 ms. Allocated memory is still 1.0 GB. Free memory was 693.0 MB in the beginning and 773.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 140.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:43,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 8385.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.5 MB in the end (delta: 66.5 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1632.49 ms. Allocated memory is still 1.0 GB. Free memory was 866.5 MB in the beginning and 693.0 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2502.87 ms. Allocated memory is still 1.0 GB. Free memory was 693.0 MB in the beginning and 773.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 140.4 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 16:01:47,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:47,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:47,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:47,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:47,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:47,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:47,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:47,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:47,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:47,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:47,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:47,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:47,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:47,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:47,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:47,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:47,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:47,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:47,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:47,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:47,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:47,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:47,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:47,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:47,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:47,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:47,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:47,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:47,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:47,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:47,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:47,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:47,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:47,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:47,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:47,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:47,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:47,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:47,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:47,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:47,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:47,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:47,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:47,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:47,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:47,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:47,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:47,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:47,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:47,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:47,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:47,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:47,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:47,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:47,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:47,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:47,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:47,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:47,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:47,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:47,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:47,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:47,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:47,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:47,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:47,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:47,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:47,685 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:47,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:47,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:47,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:47,687 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-27 16:01:48,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:48,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:48,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:48,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:48,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:48,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-27 16:01:48,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd3a16e0e/37b1d3b0a4364b8dbe376b56d13bb755/FLAGde97a570b [2019-11-27 16:01:50,521 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:50,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-27 16:01:50,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd3a16e0e/37b1d3b0a4364b8dbe376b56d13bb755/FLAGde97a570b [2019-11-27 16:01:50,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd3a16e0e/37b1d3b0a4364b8dbe376b56d13bb755 [2019-11-27 16:01:50,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:50,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:50,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:50,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:50,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:50,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:50" (1/1) ... [2019-11-27 16:01:50,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:50, skipping insertion in model container [2019-11-27 16:01:50,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:50" (1/1) ... [2019-11-27 16:01:50,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:51,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:56,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:56,791 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:59,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:59,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:59,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59 WrapperNode [2019-11-27 16:01:59,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:59,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:59,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:59,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:59,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:00,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:00,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:00,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:00,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:00,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:00,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:00,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:00,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:00,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:01,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:01,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:01,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:59" (1/1) ... [2019-11-27 16:02:01,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:01,959 INFO L168 Benchmark]: Toolchain (without parser) took 11254.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 859.7 MB in the end (delta: 73.4 MB). Peak memory consumption was 309.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:01,961 INFO L168 Benchmark]: CDTParser took 0.92 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 16:02:01,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9236.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 754.2 MB in the end (delta: 178.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:01,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 593.08 ms. Allocated memory is still 1.0 GB. Free memory was 754.2 MB in the beginning and 689.8 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:01,971 INFO L168 Benchmark]: Boogie Preprocessor took 1417.05 ms. Allocated memory is still 1.0 GB. Free memory was 689.8 MB in the beginning and 859.7 MB in the end (delta: -169.8 MB). Peak memory consumption was 66.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:01,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 9236.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 754.2 MB in the end (delta: 178.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 593.08 ms. Allocated memory is still 1.0 GB. Free memory was 754.2 MB in the beginning and 689.8 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1417.05 ms. Allocated memory is still 1.0 GB. Free memory was 689.8 MB in the beginning and 859.7 MB in the end (delta: -169.8 MB). Peak memory consumption was 66.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...