./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:06,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:06,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:06,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:06,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:06,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:07,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:07,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:07,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:07,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:07,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:07,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:07,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:07,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:07,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:07,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:07,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:07,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:07,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:07,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:07,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:07,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:07,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:07,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:07,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:07,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:07,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:07,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:07,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:07,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:07,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:07,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:07,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:07,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:07,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:07,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:07,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:07,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:07,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:07,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:07,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:07,106 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:07,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:07,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:07,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:07,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:07,142 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:07,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:07,143 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:07,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:07,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:07,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:07,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:07,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:07,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:07,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:07,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:07,148 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:07,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:07,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:07,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:07,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:07,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:07,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:07,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:07,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:07,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:07,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:07,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:07,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:07,153 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-25 22:37:07,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:07,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:07,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:07,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:07,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:07,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-25 22:37:07,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6faf3952/519f0b4ceb5c424ca50c6c7adefd8aeb/FLAG26b1e3c1e [2019-11-25 22:37:08,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:08,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-25 22:37:08,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6faf3952/519f0b4ceb5c424ca50c6c7adefd8aeb/FLAG26b1e3c1e [2019-11-25 22:37:08,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6faf3952/519f0b4ceb5c424ca50c6c7adefd8aeb [2019-11-25 22:37:08,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:08,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:08,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:08,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:08,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:08,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:08" (1/1) ... [2019-11-25 22:37:08,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:08, skipping insertion in model container [2019-11-25 22:37:08,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:08" (1/1) ... [2019-11-25 22:37:08,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:08,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:09,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:09,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:09,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:09,904 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:09,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09 WrapperNode [2019-11-25 22:37:09,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:09,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:09,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:09,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:09,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:09,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:10,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:10,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:10,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:10,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:09" (1/1) ... [2019-11-25 22:37:10,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:10,189 INFO L168 Benchmark]: Toolchain (without parser) took 1348.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:10,190 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-25 22:37:10,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1067.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:10,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.70 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:10,199 INFO L168 Benchmark]: Boogie Preprocessor took 134.30 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:10,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1067.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.70 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.30 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:12,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:12,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:12,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:12,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:12,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:12,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:12,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:12,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:12,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:12,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:12,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:12,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:13,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:13,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:13,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:13,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:13,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:13,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:13,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:13,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:13,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:13,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:13,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:13,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:13,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:13,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:13,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:13,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:13,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:13,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:13,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:13,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:13,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:13,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:13,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:13,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:13,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:13,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:13,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:13,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:13,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:37:13,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:13,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:13,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:13,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:13,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:13,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:13,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:13,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:13,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:13,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:13,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:13,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:13,107 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:37:13,107 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:37:13,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:13,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:13,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:13,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:13,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:13,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:13,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:13,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:13,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:13,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:13,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:37:13,113 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-25 22:37:13,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:13,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:13,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:13,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:13,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:13,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-25 22:37:13,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a4ed281/c9f3e26328dd4817839bc6694544a0dd/FLAGd52cb725c [2019-11-25 22:37:14,529 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:14,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-25 22:37:14,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a4ed281/c9f3e26328dd4817839bc6694544a0dd/FLAGd52cb725c [2019-11-25 22:37:14,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a4ed281/c9f3e26328dd4817839bc6694544a0dd [2019-11-25 22:37:14,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:14,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:14,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:14,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:14,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:14,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:14" (1/1) ... [2019-11-25 22:37:14,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:14, skipping insertion in model container [2019-11-25 22:37:14,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:14" (1/1) ... [2019-11-25 22:37:14,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:14,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:15,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:15,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:15,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:15,927 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:15,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15 WrapperNode [2019-11-25 22:37:15,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:15,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:15,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:15,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:15,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:15,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:16,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:16,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:16,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:16,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:15" (1/1) ... [2019-11-25 22:37:16,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:16,245 INFO L168 Benchmark]: Toolchain (without parser) took 1527.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:16,253 INFO L168 Benchmark]: CDTParser took 1.14 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. [2019-11-25 22:37:16,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1211.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:16,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.48 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:16,259 INFO L168 Benchmark]: Boogie Preprocessor took 142.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 945.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:16,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 1211.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.48 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 945.3 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...