./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:11,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:11,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:11,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:11,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:11,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:11,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:11,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:11,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:11,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:11,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:11,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:11,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:11,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:11,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:11,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:11,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:11,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:12,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:12,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:12,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:12,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:12,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:12,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:12,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:12,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:12,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:12,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:12,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:12,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:12,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:12,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:12,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:12,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:12,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:12,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:12,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:12,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:12,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:12,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:12,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:12,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:12,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:12,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:12,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:12,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:12,139 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:12,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:12,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:12,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:12,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:12,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:12,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:12,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:12,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:12,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:12,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:12,148 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:12,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:12,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:12,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:12,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:12,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:12,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:12,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:12,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:12,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:12,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:12,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:12,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:12,157 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-27 16:00:12,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:12,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:12,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:12,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:12,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:12,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 16:00:12,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4cfa958/9e5617d8cfef4c769afe436a77f8bfa8/FLAG2743bb699 [2019-11-27 16:00:14,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:14,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 16:00:14,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4cfa958/9e5617d8cfef4c769afe436a77f8bfa8/FLAG2743bb699 [2019-11-27 16:00:14,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4cfa958/9e5617d8cfef4c769afe436a77f8bfa8 [2019-11-27 16:00:14,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:14,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:14,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:14,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:14,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:14,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14, skipping insertion in model container [2019-11-27 16:00:14,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:14,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:17,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:17,264 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:18,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:18,391 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:18,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18 WrapperNode [2019-11-27 16:00:18,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:18,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:18,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:18,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:18,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:18,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:18,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:18,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:18,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:18,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:18,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:18,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:19,480 INFO L168 Benchmark]: Toolchain (without parser) took 4799.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 813.8 MB in the end (delta: 142.2 MB). Peak memory consumption was 142.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,482 INFO L168 Benchmark]: CDTParser took 0.45 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 16:00:19,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3718.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 888.3 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 567.09 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 842.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,492 INFO L168 Benchmark]: Boogie Preprocessor took 504.95 ms. Allocated memory is still 1.0 GB. Free memory was 842.5 MB in the beginning and 813.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3718.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 888.3 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 567.09 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 842.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 504.95 ms. Allocated memory is still 1.0 GB. Free memory was 842.5 MB in the beginning and 813.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:23,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:23,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:23,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:23,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:23,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:23,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:23,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:23,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:23,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:23,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:23,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:23,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:23,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:23,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:23,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:23,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:23,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:23,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:23,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:23,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:23,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:23,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:23,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:23,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:23,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:23,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:23,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:23,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:23,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:23,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:23,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:23,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:23,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:23,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:23,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:23,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:23,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:23,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:23,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:23,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:23,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:23,584 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:23,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:23,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:23,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:23,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:23,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:23,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:23,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:23,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:23,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:23,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:23,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:23,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:23,602 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:23,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:23,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:23,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:23,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:23,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:23,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:23,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:23,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:23,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:23,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:23,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:23,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:23,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:23,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:23,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:23,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:23,614 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-27 16:00:24,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:24,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:24,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:24,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:24,255 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:24,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 16:00:24,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b4751035/63f8420728474a558172d5ccb6efe986/FLAG827e233e7 [2019-11-27 16:00:25,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:25,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 16:00:26,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b4751035/63f8420728474a558172d5ccb6efe986/FLAG827e233e7 [2019-11-27 16:00:26,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b4751035/63f8420728474a558172d5ccb6efe986 [2019-11-27 16:00:26,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:26,067 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:26,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:26,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:26,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:26,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:26,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26, skipping insertion in model container [2019-11-27 16:00:26,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:26,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:26,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:28,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:28,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:30,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:30,317 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:30,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30 WrapperNode [2019-11-27 16:00:30,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:30,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:30,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:30,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:30,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:30,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:30,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:30,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:30,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:30,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:30,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:30,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:30,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:30,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:31,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:31,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:31,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:30" (1/1) ... [2019-11-27 16:00:31,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:31,207 INFO L168 Benchmark]: Toolchain (without parser) took 5132.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:31,208 INFO L168 Benchmark]: CDTParser took 1.06 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 16:00:31,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4247.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:31,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 437.90 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:31,216 INFO L168 Benchmark]: Boogie Preprocessor took 438.83 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:31,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 4247.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 437.90 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.83 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...