./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label22.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/Problem01_label22.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 d643ba28d95f16d18742963f1ebc32166d4daeb8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label22.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 d643ba28d95f16d18742963f1ebc32166d4daeb8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:20:44,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:44,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:44,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:44,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:44,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:44,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:44,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:44,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:44,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:44,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:44,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:44,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:44,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:44,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:44,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:44,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:44,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:44,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:44,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:44,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:44,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:44,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:44,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:44,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:44,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:44,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:44,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:44,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:44,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:44,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:44,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:44,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:44,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:44,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:44,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:44,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:44,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:44,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:44,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:44,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:44,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:45,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:45,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:45,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:45,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:45,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:45,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:45,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:45,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:45,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:45,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:45,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:45,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:45,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:45,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:45,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:45,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:45,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:45,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:45,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:45,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:45,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:45,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:45,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:45,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:45,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:45,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:45,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:45,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:45,031 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 -> d643ba28d95f16d18742963f1ebc32166d4daeb8 [2019-11-27 09:20:45,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:45,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:45,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:45,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:45,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:45,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2019-11-27 09:20:45,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059e91059/f8b55596810549d78569f96395f275a7/FLAG9ee55a424 [2019-11-27 09:20:47,098 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:47,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2019-11-27 09:20:47,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059e91059/f8b55596810549d78569f96395f275a7/FLAG9ee55a424 [2019-11-27 09:20:47,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059e91059/f8b55596810549d78569f96395f275a7 [2019-11-27 09:20:47,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:47,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:47,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:47,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:47,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:47,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,208 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 09:20:47, skipping insertion in model container [2019-11-27 09:20:47,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:47,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:48,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:48,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:48,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:48,789 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:48,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48 WrapperNode [2019-11-27 09:20:48,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:48,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:48,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:48,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:48,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:49,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:49,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:49,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:49,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:49,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:49,235 INFO L168 Benchmark]: Toolchain (without parser) took 2041.23 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 961.4 MB in the end (delta: 265.2 kB). Peak memory consumption was 330.8 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,237 INFO L168 Benchmark]: CDTParser took 0.40 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 09:20:49,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1608.36 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,246 INFO L168 Benchmark]: Boogie Preprocessor took 186.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:49,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1608.36 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.68 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 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 09:20:53,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:53,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:53,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:53,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:53,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:53,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:53,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:53,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:53,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:53,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:53,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:53,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:53,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:53,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:53,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:53,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:53,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:53,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:53,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:53,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:53,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:53,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:53,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:53,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:53,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:53,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:53,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:53,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:53,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:53,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:53,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:53,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:53,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:53,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:53,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:53,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:53,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:53,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:53,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:53,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:53,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:53,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:53,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:53,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:53,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:53,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:53,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:53,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:53,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:53,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:53,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:53,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:53,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:53,430 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:53,430 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:53,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:53,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:53,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:53,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:53,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:53,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:53,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:53,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:53,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:53,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:53,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:53,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:53,438 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:53,439 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:53,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:53,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:53,442 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 -> d643ba28d95f16d18742963f1ebc32166d4daeb8 [2019-11-27 09:20:53,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:54,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:54,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:54,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:54,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:54,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2019-11-27 09:20:54,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68b8a0ad/2dbe14ba9a8047d7a1d678130fb4fae9/FLAG31ee384a0 [2019-11-27 09:20:55,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:55,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2019-11-27 09:20:55,480 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68b8a0ad/2dbe14ba9a8047d7a1d678130fb4fae9/FLAG31ee384a0 [2019-11-27 09:20:55,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68b8a0ad/2dbe14ba9a8047d7a1d678130fb4fae9 [2019-11-27 09:20:55,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:55,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:55,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:55,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:55,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:55,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:55" (1/1) ... [2019-11-27 09:20:55,556 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 09:20:55, skipping insertion in model container [2019-11-27 09:20:55,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:55" (1/1) ... [2019-11-27 09:20:55,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:55,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:56,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:56,772 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:57,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:57,096 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:57,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57 WrapperNode [2019-11-27 09:20:57,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:57,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:57,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:57,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:57,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:57,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:57,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:57,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:57,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:57,553 INFO L168 Benchmark]: Toolchain (without parser) took 2013.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:57,558 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:57,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:57,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:57,568 INFO L168 Benchmark]: Boogie Preprocessor took 191.59 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:57,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1565.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.59 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 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...