./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label49.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/Problem03_label49.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 708f83ab84212d8d4ee0b5b8539cf23a598f2f55 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label49.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 708f83ab84212d8d4ee0b5b8539cf23a598f2f55 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:00,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:00,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:00,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:00,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:00,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:00,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:00,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:00,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:00,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:00,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:00,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:00,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:00,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:00,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:00,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:00,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:00,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:00,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:00,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:00,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:00,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:00,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:00,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:00,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:00,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:00,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:00,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:00,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:00,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:00,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:00,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:00,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:00,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:00,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:00,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:00,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:00,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:00,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:00,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:00,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:00,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:00,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:00,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:00,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:00,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:00,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:00,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:00,966 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:00,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:00,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:00,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:00,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:00,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:00,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:00,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:00,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:00,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:00,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:00,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:00,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:00,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:00,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:00,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:00,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:00,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:00,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:00,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:00,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:00,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:00,984 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 -> 708f83ab84212d8d4ee0b5b8539cf23a598f2f55 [2019-11-27 15:44:01,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:01,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:01,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:01,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:01,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:01,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label49.c [2019-11-27 15:44:01,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5231a68b3/3b3af4ae020248bca5e13c2dc14d7730/FLAG75f604a3c [2019-11-27 15:44:03,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:03,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label49.c [2019-11-27 15:44:03,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5231a68b3/3b3af4ae020248bca5e13c2dc14d7730/FLAG75f604a3c [2019-11-27 15:44:03,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5231a68b3/3b3af4ae020248bca5e13c2dc14d7730 [2019-11-27 15:44:03,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:03,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:03,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:03,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:03,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:03,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:03,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03, skipping insertion in model container [2019-11-27 15:44:03,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:03,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:03,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:05,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:05,346 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:05,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:05,962 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:05,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05 WrapperNode [2019-11-27 15:44:05,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:05,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:05,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:05,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:05,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:06,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:06,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:06,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:06,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:05" (1/1) ... [2019-11-27 15:44:06,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:06,528 INFO L168 Benchmark]: Toolchain (without parser) took 3163.70 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 903.5 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:06,529 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 15:44:06,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2606.95 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 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:06,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.43 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:06,542 INFO L168 Benchmark]: Boogie Preprocessor took 261.14 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:06,552 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 2606.95 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 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.43 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.14 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:44:10,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:10,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:10,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:10,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:10,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:10,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:10,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:10,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:10,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:10,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:10,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:10,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:10,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:10,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:10,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:10,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:10,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:10,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:10,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:10,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:10,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:10,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:10,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:10,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:10,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:10,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:10,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:10,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:10,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:10,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:10,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:10,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:10,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:10,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:10,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:10,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:10,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:10,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:10,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:10,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:10,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:10,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:10,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:10,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:10,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:10,807 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:10,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:10,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:10,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:10,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:10,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:10,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:10,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:10,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:10,815 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:10,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:10,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:10,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:10,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:10,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:10,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:10,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:10,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:10,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:10,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:10,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:10,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:10,825 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:10,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:10,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:10,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:10,828 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 -> 708f83ab84212d8d4ee0b5b8539cf23a598f2f55 [2019-11-27 15:44:11,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:11,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:11,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:11,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:11,469 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:11,473 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label49.c [2019-11-27 15:44:11,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7740fe7d8/8ad794ee34e9490594d37c451ef4be30/FLAG72cea3106 [2019-11-27 15:44:13,052 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:13,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label49.c [2019-11-27 15:44:13,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7740fe7d8/8ad794ee34e9490594d37c451ef4be30/FLAG72cea3106 [2019-11-27 15:44:13,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7740fe7d8/8ad794ee34e9490594d37c451ef4be30 [2019-11-27 15:44:13,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:13,322 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:13,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:13,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:13,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:13,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:13,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13, skipping insertion in model container [2019-11-27 15:44:13,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:13,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:13,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:15,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:15,334 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:16,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,075 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:16,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16 WrapperNode [2019-11-27 15:44:16,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:16,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:16,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:16,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:16,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:16,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:16,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:16,646 INFO L168 Benchmark]: Toolchain (without parser) took 3321.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 927.3 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,647 INFO L168 Benchmark]: CDTParser took 0.46 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 15:44:16,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2753.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,658 INFO L168 Benchmark]: Boogie Preprocessor took 260.95 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2753.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.95 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...