./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label50.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 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label50.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 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:24,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:24,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:24,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:24,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:24,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:24,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:24,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:24,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:24,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:24,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:24,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:24,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:24,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:24,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:24,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:24,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:24,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:24,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:24,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:24,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:24,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:24,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:24,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:24,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:24,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:24,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:24,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:24,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:24,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:24,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:24,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:24,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:24,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:24,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:24,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:24,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:24,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:24,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:24,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:24,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:24,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:24,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:24,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:24,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:24,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:24,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:24,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:24,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:24,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:24,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:24,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:24,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:24,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:24,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:24,930 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:24,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:24,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:24,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:24,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:24,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:24,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:24,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:24,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:24,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:24,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:24,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:24,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:24,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:24,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:24,936 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 -> 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 [2019-11-25 22:41:25,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:25,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:25,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:25,392 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:25,393 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:25,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-25 22:41:25,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8511b3c03/7ebf3384d0924d218a509f2aaf702bda/FLAG4aa1a979d [2019-11-25 22:41:26,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:26,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-25 22:41:26,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8511b3c03/7ebf3384d0924d218a509f2aaf702bda/FLAG4aa1a979d [2019-11-25 22:41:27,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8511b3c03/7ebf3384d0924d218a509f2aaf702bda [2019-11-25 22:41:27,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:27,083 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:27,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:27,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:27,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:27,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27, skipping insertion in model container [2019-11-25 22:41:27,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:27,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:28,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:28,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:28,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:28,940 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:28,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28 WrapperNode [2019-11-25 22:41:28,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:28,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:28,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:28,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:28,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:29,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:29,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:29,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:29,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:29,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:29,590 INFO L168 Benchmark]: Toolchain (without parser) took 2500.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 856.4 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:29,592 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:29,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1860.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:29,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:29,601 INFO L168 Benchmark]: Boogie Preprocessor took 324.48 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:29,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1860.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.36 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 873.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 324.48 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 856.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:32,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:32,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:32,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:32,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:32,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:32,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:32,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:32,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:32,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:32,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:32,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:32,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:32,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:32,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:32,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:32,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:32,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:32,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:32,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:32,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:32,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:32,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:32,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:32,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:32,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:32,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:32,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:32,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:32,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:32,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:32,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:32,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:32,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:32,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:32,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:32,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:32,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:32,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:32,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:32,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:32,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:32,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:32,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:32,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:32,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:32,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:32,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:32,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:32,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:32,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:32,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:32,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:32,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:32,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:32,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:32,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:32,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:32,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:32,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:32,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:32,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:32,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:32,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:32,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:32,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:32,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:32,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:32,543 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:32,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:32,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:32,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:32,547 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 -> 27db26e717a8ff56cfe1d0c1bb9dd831309232e1 [2019-11-25 22:41:32,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:32,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:32,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:32,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:32,987 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:32,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-25 22:41:33,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1109bb1a3/ae409458dfda401f960258b4abe25c1a/FLAG74a3931c3 [2019-11-25 22:41:34,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:34,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label50.c [2019-11-25 22:41:34,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1109bb1a3/ae409458dfda401f960258b4abe25c1a/FLAG74a3931c3 [2019-11-25 22:41:34,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1109bb1a3/ae409458dfda401f960258b4abe25c1a [2019-11-25 22:41:34,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:34,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:34,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:34,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:34,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:34,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:34" (1/1) ... [2019-11-25 22:41:34,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:34, skipping insertion in model container [2019-11-25 22:41:34,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:34" (1/1) ... [2019-11-25 22:41:34,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:34,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:36,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:36,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:36,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:36,753 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:36,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36 WrapperNode [2019-11-25 22:41:36,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:36,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:36,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:36,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:36,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:36,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:36,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:36,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:36,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:37,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:36" (1/1) ... [2019-11-25 22:41:37,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:37,213 INFO L168 Benchmark]: Toolchain (without parser) took 2532.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 850.7 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,214 INFO L168 Benchmark]: CDTParser took 3.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:37,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2077.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 879.3 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.09 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,220 INFO L168 Benchmark]: Boogie Preprocessor took 216.63 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 850.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.43 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 2077.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 879.3 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.09 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.63 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 850.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...