./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label05.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/Problem06_label05.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 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label05.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 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:46:15,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:15,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:15,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:15,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:15,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:15,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:15,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:15,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:15,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:15,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:15,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:15,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:15,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:15,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:15,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:15,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:15,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:15,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:15,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:15,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:15,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:15,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:15,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:15,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:15,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:15,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:15,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:15,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:15,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:15,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:15,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:15,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:15,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:15,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:15,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:15,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:15,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:15,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:15,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:15,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:15,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:15,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:15,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:15,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:15,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:15,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:15,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:15,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:15,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:15,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:15,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:15,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:15,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:15,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:15,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:15,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:15,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:15,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:15,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:15,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:15,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:15,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:15,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:15,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:15,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:15,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:15,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:15,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:15,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:15,910 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 -> 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de [2019-11-27 15:46:16,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:16,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:16,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:16,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:16,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:16,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 15:46:16,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb36c6e8/bc42a5bf1edb414c81dafa91f95b304d/FLAG0fe248d9e [2019-11-27 15:46:18,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:18,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 15:46:19,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb36c6e8/bc42a5bf1edb414c81dafa91f95b304d/FLAG0fe248d9e [2019-11-27 15:46:19,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bb36c6e8/bc42a5bf1edb414c81dafa91f95b304d [2019-11-27 15:46:19,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:19,085 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:19,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:19,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:19,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:19,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:19" (1/1) ... [2019-11-27 15:46:19,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:19, skipping insertion in model container [2019-11-27 15:46:19,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:19" (1/1) ... [2019-11-27 15:46:19,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:19,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:24,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:24,239 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:26,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:27,026 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:27,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27 WrapperNode [2019-11-27 15:46:27,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:27,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:27,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:27,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:27,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:27,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:27,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:27,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:27,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:27,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:27,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:27,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:27,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:27,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:28,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:28,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:28,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:27" (1/1) ... [2019-11-27 15:46:28,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:28,436 INFO L168 Benchmark]: Toolchain (without parser) took 9344.37 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 781.1 MB in the end (delta: 151.9 MB). Peak memory consumption was 152.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,437 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 15:46:28,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7940.11 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 907.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 642.01 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.6 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,447 INFO L168 Benchmark]: Boogie Preprocessor took 753.61 ms. Allocated memory is still 1.0 GB. Free memory was 831.6 MB in the beginning and 781.1 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:28,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 7940.11 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 907.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 642.01 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.6 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 753.61 ms. Allocated memory is still 1.0 GB. Free memory was 831.6 MB in the beginning and 781.1 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 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 15:46:32,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:32,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:32,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:32,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:32,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:32,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:32,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:32,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:32,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:32,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:32,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:32,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:32,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:32,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:32,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:32,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:32,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:32,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:32,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:32,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:32,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:32,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:32,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:32,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:32,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:32,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:32,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:32,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:32,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:32,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:32,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:32,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:32,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:32,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:32,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:32,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:32,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:32,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:32,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:32,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:32,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:32,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:32,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:32,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:32,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:32,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:32,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:32,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:32,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:32,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:32,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:32,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:32,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:32,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:32,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:32,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:32,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:32,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:32,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:32,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:32,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:32,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:32,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:32,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:32,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:32,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:32,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:32,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:32,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:32,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:32,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:32,711 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 -> 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de [2019-11-27 15:46:33,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:33,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:33,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:33,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:33,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:33,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 15:46:33,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7b0e22b/812cb3212f9d4cf5944fda396d75abfb/FLAG5dda1147e [2019-11-27 15:46:35,620 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:35,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 15:46:35,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7b0e22b/812cb3212f9d4cf5944fda396d75abfb/FLAG5dda1147e [2019-11-27 15:46:35,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af7b0e22b/812cb3212f9d4cf5944fda396d75abfb [2019-11-27 15:46:35,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:35,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:35,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:35,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:35,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:35,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,827 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 03:46:35, skipping insertion in model container [2019-11-27 15:46:35,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:36,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:41,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:41,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:44,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:44,495 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:44,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44 WrapperNode [2019-11-27 15:46:44,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:44,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:44,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:44,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:44,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:45,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:45,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:45,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:45,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:46,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:46,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:46,287 INFO L168 Benchmark]: Toolchain (without parser) took 10481.69 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 756.6 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:46,290 INFO L168 Benchmark]: CDTParser took 1.48 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 15:46:46,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8694.82 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 883.7 MB in the end (delta: 49.4 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:46,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 828.43 ms. Allocated memory is still 1.0 GB. Free memory was 883.7 MB in the beginning and 813.7 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:46,299 INFO L168 Benchmark]: Boogie Preprocessor took 950.47 ms. Allocated memory is still 1.0 GB. Free memory was 813.7 MB in the beginning and 756.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:46,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 8694.82 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 883.7 MB in the end (delta: 49.4 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 828.43 ms. Allocated memory is still 1.0 GB. Free memory was 883.7 MB in the beginning and 813.7 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 950.47 ms. Allocated memory is still 1.0 GB. Free memory was 813.7 MB in the beginning and 756.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...