./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label30.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/Problem02_label30.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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label30.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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:21:20,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:20,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:20,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:20,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:20,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:20,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:20,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:20,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:20,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:20,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:20,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:20,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:20,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:20,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:20,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:20,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:20,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:20,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:20,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:20,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:20,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:20,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:20,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:20,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:20,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:20,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:20,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:20,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:20,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:20,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:20,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:20,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:20,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:20,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:20,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:20,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:20,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:20,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:20,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:21,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:21,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:21,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:21,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:21,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:21,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:21,055 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:21,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:21,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:21,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:21,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:21,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:21,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:21,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:21,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:21,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:21,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:21,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:21,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:21,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:21,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:21,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:21,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:21,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:21,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:21,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:21,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:21,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:21,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:21,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:21,069 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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2019-11-27 09:21:21,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:21,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:21,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:21,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:21,730 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:21,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2019-11-27 09:21:21,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556725a45/59d0471d8a0d458a88af52c16c3d7617/FLAG9c5d5826e [2019-11-27 09:21:23,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:23,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2019-11-27 09:21:23,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556725a45/59d0471d8a0d458a88af52c16c3d7617/FLAG9c5d5826e [2019-11-27 09:21:23,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556725a45/59d0471d8a0d458a88af52c16c3d7617 [2019-11-27 09:21:23,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:23,278 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:23,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:23,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:23,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:23,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23, skipping insertion in model container [2019-11-27 09:21:23,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:23,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:24,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:24,473 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:24,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:24,786 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:24,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24 WrapperNode [2019-11-27 09:21:24,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:24,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:24,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:24,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:24,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:24,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:24,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:24,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:24,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:24,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:25,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:25,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:25,193 INFO L168 Benchmark]: Toolchain (without parser) took 1909.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: 36.6 kB). Peak memory consumption was 102.2 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,197 INFO L168 Benchmark]: CDTParser took 3.04 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 09:21:25,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1511.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.94 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,212 INFO L168 Benchmark]: Boogie Preprocessor took 185.45 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:25,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 1511.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.94 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.45 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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-da95e15 [2019-11-27 09:21:29,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:29,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:29,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:29,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:29,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:29,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:29,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:29,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:29,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:29,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:29,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:29,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:29,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:29,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:29,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:29,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:29,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:29,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:29,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:29,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:29,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:29,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:29,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:29,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:29,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:29,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:29,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:29,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:29,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:29,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:29,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:29,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:29,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:29,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:29,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:29,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:29,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:29,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:29,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:29,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:29,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:29,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:29,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:29,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:29,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:29,375 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:29,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:29,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:29,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:29,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:29,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:29,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:29,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:29,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:29,385 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:29,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:29,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:29,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:29,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:29,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:29,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:29,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:29,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:29,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:29,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:29,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:29,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:29,393 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:29,394 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:29,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:29,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:29,396 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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2019-11-27 09:21:30,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:30,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:30,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:30,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:30,065 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:30,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2019-11-27 09:21:30,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae310f00b/44cd1e4246104ee0bffbdd04ddef2735/FLAGc2e9c5870 [2019-11-27 09:21:31,529 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:31,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2019-11-27 09:21:31,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae310f00b/44cd1e4246104ee0bffbdd04ddef2735/FLAGc2e9c5870 [2019-11-27 09:21:31,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae310f00b/44cd1e4246104ee0bffbdd04ddef2735 [2019-11-27 09:21:31,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:31,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:31,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:31,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:31,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:31,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31, skipping insertion in model container [2019-11-27 09:21:31,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:31,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:32,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:32,827 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:33,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:33,144 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:33,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33 WrapperNode [2019-11-27 09:21:33,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:33,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:33,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:33,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:33,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:33,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:33,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:33,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:33,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:33" (1/1) ... [2019-11-27 09:21:33,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:33,479 INFO L168 Benchmark]: Toolchain (without parser) took 1856.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 938.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,479 INFO L168 Benchmark]: CDTParser took 1.02 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 09:21:33,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1522.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.43 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,489 INFO L168 Benchmark]: Boogie Preprocessor took 127.45 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:33,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1522.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.43 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.45 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...