./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:42,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:42,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:42,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:42,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:42,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:42,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:42,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:42,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:42,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:42,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:42,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:42,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:42,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:42,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:42,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:42,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:42,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:42,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:42,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:42,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:42,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:42,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:42,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:42,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:42,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:42,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:42,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:42,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:42,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:42,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:42,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:42,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:42,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:42,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:42,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:42,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:42,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:42,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:42,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:42,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:42,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:42,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:42,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:42,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:42,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:42,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:42,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:42,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:42,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:42,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:42,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:42,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:42,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:42,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:42,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:42,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:42,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:42,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:42,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:42,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:42,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:42,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:42,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:42,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:42,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:42,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:42,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:42,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:42,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:42,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:42,442 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-24 20:41:43,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:43,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:43,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:43,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:43,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:43,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-24 20:41:43,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c14366d/9744868d30d543e6bf7aefe0a24dd4d9/FLAGb4bb3bd18 [2019-11-24 20:41:44,822 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:44,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-24 20:41:44,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c14366d/9744868d30d543e6bf7aefe0a24dd4d9/FLAGb4bb3bd18 [2019-11-24 20:41:44,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c14366d/9744868d30d543e6bf7aefe0a24dd4d9 [2019-11-24 20:41:44,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:44,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:44,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:44,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:44,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:44,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44, skipping insertion in model container [2019-11-24 20:41:44,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:45,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:49,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:49,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:50,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:50,844 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:50,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50 WrapperNode [2019-11-24 20:41:50,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:50,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:50,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:50,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:50,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:50,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:51,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:51,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:51,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:51,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:50" (1/1) ... [2019-11-24 20:41:51,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:51,956 INFO L168 Benchmark]: Toolchain (without parser) took 7005.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 745.9 MB in the end (delta: 198.7 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:51,960 INFO L168 Benchmark]: CDTParser took 1.08 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. [2019-11-24 20:41:51,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5898.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:51,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 556.95 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 774.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:51,968 INFO L168 Benchmark]: Boogie Preprocessor took 542.23 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:51,980 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 5898.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 556.95 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 774.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 542.23 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 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 0.1.24-32f2683 [2019-11-24 20:41:55,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:55,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:55,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:55,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:55,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:55,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:55,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:55,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:55,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:55,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:55,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:55,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:55,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:55,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:55,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:55,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:55,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:56,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:56,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:56,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:56,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:56,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:56,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:56,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:56,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:56,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:56,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:56,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:56,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:56,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:56,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:56,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:56,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:56,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:56,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:56,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:56,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:56,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:56,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:56,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:56,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:56,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:56,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:56,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:56,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:56,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:56,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:56,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:56,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:56,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:56,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:56,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:56,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:56,136 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:56,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:56,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:56,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:56,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:56,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:56,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:56,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:56,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:56,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:56,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:56,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:56,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:56,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:56,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:56,152 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:56,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:56,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:56,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:56,155 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-24 20:41:56,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:56,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:56,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:56,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:56,741 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:56,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-24 20:41:56,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95c3b4c7/a8cb0049479643659844f1f725646318/FLAG5936b9a01 [2019-11-24 20:41:58,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:58,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-24 20:41:58,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95c3b4c7/a8cb0049479643659844f1f725646318/FLAG5936b9a01 [2019-11-24 20:41:59,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f95c3b4c7/a8cb0049479643659844f1f725646318 [2019-11-24 20:41:59,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:59,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:59,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:59,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:59,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:59,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:41:59,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59, skipping insertion in model container [2019-11-24 20:41:59,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:41:59,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:59,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:02,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:02,660 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:04,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:04,468 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:04,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04 WrapperNode [2019-11-24 20:42:04,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:04,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:04,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:04,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:04,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:04,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:04,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:04,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:04,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:04,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:05,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:04" (1/1) ... [2019-11-24 20:42:05,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:05,494 INFO L168 Benchmark]: Toolchain (without parser) took 6376.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 737.5 MB in the end (delta: 205.6 MB). Peak memory consumption was 205.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,496 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 20:42:05,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5347.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 802.5 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.78 ms. Allocated memory is still 1.0 GB. Free memory was 802.5 MB in the beginning and 768.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,506 INFO L168 Benchmark]: Boogie Preprocessor took 490.40 ms. Allocated memory is still 1.0 GB. Free memory was 768.1 MB in the beginning and 737.5 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:05,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 5347.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 802.5 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.78 ms. Allocated memory is still 1.0 GB. Free memory was 802.5 MB in the beginning and 768.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 490.40 ms. Allocated memory is still 1.0 GB. Free memory was 768.1 MB in the beginning and 737.5 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...