./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_label24.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 a8f47d1d03d6746fe49a61e42faebe8850e3301f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label24.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 a8f47d1d03d6746fe49a61e42faebe8850e3301f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:32,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:32,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:32,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:32,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:32,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:32,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:32,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:32,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:32,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:32,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:32,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:32,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:32,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:32,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:32,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:32,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:32,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:32,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:32,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:32,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:32,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:32,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:32,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:32,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:32,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:32,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:32,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:32,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:32,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:32,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:32,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:32,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:32,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:32,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:32,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:32,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:32,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:32,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:32,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:32,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:32,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:33,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:33,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:33,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:33,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:33,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:33,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:33,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:33,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:33,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:33,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:33,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:33,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:33,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:33,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:33,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:33,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:33,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:33,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:33,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:33,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:33,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:33,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:33,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:33,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:33,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:33,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:33,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:33,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:33,052 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 -> a8f47d1d03d6746fe49a61e42faebe8850e3301f [2019-11-27 09:22:33,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:33,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:33,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:33,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:33,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:33,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-27 09:22:33,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4587bae/c63691c62bab428ca7f39b6f057e21fe/FLAGdf1924097 [2019-11-27 09:22:35,468 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:35,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-27 09:22:35,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4587bae/c63691c62bab428ca7f39b6f057e21fe/FLAGdf1924097 [2019-11-27 09:22:35,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4587bae/c63691c62bab428ca7f39b6f057e21fe [2019-11-27 09:22:35,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:35,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:35,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:35,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:35,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:35,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79db8cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:35, skipping insertion in model container [2019-11-27 09:22:35,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:35,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:38,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,883 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:40,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:40,688 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:40,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40 WrapperNode [2019-11-27 09:22:40,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:40,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:40,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:40,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:41,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:41,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:41,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,774 INFO L168 Benchmark]: Toolchain (without parser) took 6168.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.3 MB in the end (delta: 193.2 MB). Peak memory consumption was 193.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,775 INFO L168 Benchmark]: CDTParser took 0.43 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 09:22:41,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5089.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 779.9 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,786 INFO L168 Benchmark]: Boogie Preprocessor took 503.03 ms. Allocated memory is still 1.0 GB. Free memory was 779.9 MB in the beginning and 751.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5089.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 779.9 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 503.03 ms. Allocated memory is still 1.0 GB. Free memory was 779.9 MB in the beginning and 751.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:22:45,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:45,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:45,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:45,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:45,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:45,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:45,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:45,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:45,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:45,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:45,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:45,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:45,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:45,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:45,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:45,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:45,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:45,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:45,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:45,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:45,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:45,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:45,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:45,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:45,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:45,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:45,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:45,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:45,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:45,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:45,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:45,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:45,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:45,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:45,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:45,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:45,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:45,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:45,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:45,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:45,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:45,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:45,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:45,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:45,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:45,876 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:45,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:45,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:45,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:45,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:45,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:45,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:45,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:45,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:45,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:45,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:45,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:45,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:45,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:45,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:45,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:45,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:45,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:45,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:45,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:45,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:45,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:45,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:45,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:45,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:45,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:45,898 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 -> a8f47d1d03d6746fe49a61e42faebe8850e3301f [2019-11-27 09:22:46,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:46,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:46,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:46,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:46,560 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:46,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-27 09:22:46,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2335b6530/af120a807a2e4295a8909a94215ac063/FLAGaba4619f0 [2019-11-27 09:22:48,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:48,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2019-11-27 09:22:48,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2335b6530/af120a807a2e4295a8909a94215ac063/FLAGaba4619f0 [2019-11-27 09:22:48,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2335b6530/af120a807a2e4295a8909a94215ac063 [2019-11-27 09:22:48,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:48,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:48,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:48,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:48,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:48,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:48" (1/1) ... [2019-11-27 09:22:48,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:48, skipping insertion in model container [2019-11-27 09:22:48,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:48" (1/1) ... [2019-11-27 09:22:48,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:48,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:51,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:51,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:53,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:53,917 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:53,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53 WrapperNode [2019-11-27 09:22:53,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:53,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:53,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:53,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:53,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:54,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:54,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:54,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:54,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:54,921 INFO L168 Benchmark]: Toolchain (without parser) took 6323.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,922 INFO L168 Benchmark]: CDTParser took 0.33 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 09:22:54,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5321.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 557.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,932 INFO L168 Benchmark]: Boogie Preprocessor took 429.64 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 733.1 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5321.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 557.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 429.64 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 733.1 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...