./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label16.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/Problem12_label16.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 1f6799babc5c6df356a2505b91ca36dcff079669 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label16.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 1f6799babc5c6df356a2505b91ca36dcff079669 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:18,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:18,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:18,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:18,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:18,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:18,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:18,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:18,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:18,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:18,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:18,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:18,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:18,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:18,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:18,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:18,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:18,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:18,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:18,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:18,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:18,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:18,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:18,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:18,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:18,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:18,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:18,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:18,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:18,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:18,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:18,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:18,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:18,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:18,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:18,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:18,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:18,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:18,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:18,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:18,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:18,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:18,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:18,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:18,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:18,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:18,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:18,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:18,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:18,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:18,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:18,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:18,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:18,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:18,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:18,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:18,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:18,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:18,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:18,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:18,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:18,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:18,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:18,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:18,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:18,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:18,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:18,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:18,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:18,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:18,510 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 -> 1f6799babc5c6df356a2505b91ca36dcff079669 [2019-11-27 15:55:19,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:19,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:19,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:19,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:19,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:19,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label16.c [2019-11-27 15:55:19,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef36b35e/cc11ced811ad4b81bfcb88a025dfd90b/FLAGbdcabeb4b [2019-11-27 15:55:21,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:21,084 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label16.c [2019-11-27 15:55:21,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef36b35e/cc11ced811ad4b81bfcb88a025dfd90b/FLAGbdcabeb4b [2019-11-27 15:55:21,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef36b35e/cc11ced811ad4b81bfcb88a025dfd90b [2019-11-27 15:55:21,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:21,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:21,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:21,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:21,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:21,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:21,224 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 03:55:21, skipping insertion in model container [2019-11-27 15:55:21,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:21,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:21,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:24,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:24,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:25,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:25,835 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:25,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25 WrapperNode [2019-11-27 15:55:25,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:25,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:25,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:25,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:25,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:25,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:26,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:26,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:26,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:26,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:26,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:26,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:26,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:26,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:27,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:27,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:27,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:25" (1/1) ... [2019-11-27 15:55:28,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:28,103 INFO L168 Benchmark]: Toolchain (without parser) took 6901.01 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 913.6 MB in the end (delta: 36.6 MB). Peak memory consumption was 316.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,104 INFO L168 Benchmark]: CDTParser took 3.58 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 15:55:28,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4638.50 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 847.13 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,114 INFO L168 Benchmark]: Boogie Preprocessor took 1404.53 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 4638.50 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 847.13 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1404.53 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.6 MB in the end (delta: -161.6 MB). Peak memory consumption was 117.9 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 15:55:31,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:31,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:31,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:31,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:31,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:31,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:32,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:32,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:32,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:32,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:32,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:32,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:32,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:32,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:32,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:32,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:32,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:32,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:32,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:32,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:32,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:32,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:32,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:32,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:32,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:32,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:32,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:32,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:32,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:32,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:32,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:32,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:32,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:32,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:32,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:32,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:32,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:32,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:32,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:32,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:32,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:32,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:32,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:32,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:32,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:32,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:32,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:32,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:32,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:32,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:32,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:32,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:32,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:32,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:32,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:32,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:32,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:32,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:32,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:32,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:32,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:32,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:32,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:32,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:32,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:32,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:32,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:32,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:32,183 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:32,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:32,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:32,185 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 -> 1f6799babc5c6df356a2505b91ca36dcff079669 [2019-11-27 15:55:32,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:32,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:32,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:32,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:32,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:32,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label16.c [2019-11-27 15:55:32,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cc7879a/4ee2e32d8cf34355a08d94e1c19e9b25/FLAG6c98d808f [2019-11-27 15:55:34,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:34,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label16.c [2019-11-27 15:55:34,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cc7879a/4ee2e32d8cf34355a08d94e1c19e9b25/FLAG6c98d808f [2019-11-27 15:55:34,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cc7879a/4ee2e32d8cf34355a08d94e1c19e9b25 [2019-11-27 15:55:34,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:34,955 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:34,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:34,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:34,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:34,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:34" (1/1) ... [2019-11-27 15:55:34,979 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 03:55:34, skipping insertion in model container [2019-11-27 15:55:34,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:34" (1/1) ... [2019-11-27 15:55:35,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:35,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:38,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:38,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:40,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:40,205 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:40,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40 WrapperNode [2019-11-27 15:55:40,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:40,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:40,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:40,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:40,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:40,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:40,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:40,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:40,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:40,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:40,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:40,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:40,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:40,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:41,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:41,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:41,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:40" (1/1) ... [2019-11-27 15:55:41,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:41,680 INFO L168 Benchmark]: Toolchain (without parser) took 6724.20 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 940.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 292.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:41,681 INFO L168 Benchmark]: CDTParser took 0.43 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 15:55:41,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5253.04 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:41,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.66 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:41,692 INFO L168 Benchmark]: Boogie Preprocessor took 913.70 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 940.1 MB in the end (delta: -199.4 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:41,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5253.04 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.66 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 913.70 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 940.1 MB in the end (delta: -199.4 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...