./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem06_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:16,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:16,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:16,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:16,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:16,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:16,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:16,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:16,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:16,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:16,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:16,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:16,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:16,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:16,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:16,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:16,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:16,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:16,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:16,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:16,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:16,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:16,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:16,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:16,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:16,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:16,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:16,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:16,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:16,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:17,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:17,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:17,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:17,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:17,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:17,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:17,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:17,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:17,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:17,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:17,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:17,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:17,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:17,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:17,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:17,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:17,066 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:17,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:17,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:17,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:17,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:17,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:17,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:17,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:17,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:17,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:17,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:17,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:17,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:17,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:17,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:17,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:17,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:17,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:17,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:17,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:17,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:17,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:17,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:17,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:17,083 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-26 16:37:17,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:17,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:17,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:17,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:17,703 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:17,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-26 16:37:17,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9075528d3/f18044a59ce44121b9c1e421cf36b335/FLAG4540e8dec [2019-11-26 16:37:20,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:20,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-26 16:37:20,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9075528d3/f18044a59ce44121b9c1e421cf36b335/FLAG4540e8dec [2019-11-26 16:37:20,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9075528d3/f18044a59ce44121b9c1e421cf36b335 [2019-11-26 16:37:20,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:20,272 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:20,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:20,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:20,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:20,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:20" (1/1) ... [2019-11-26 16:37:20,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:20, skipping insertion in model container [2019-11-26 16:37:20,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:20" (1/1) ... [2019-11-26 16:37:20,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:20,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:25,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:25,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:27,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:27,907 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:27,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27 WrapperNode [2019-11-26 16:37:27,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:27,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:27,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:27,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:27,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:28,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:28,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:28,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:28,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:28,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:28,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:28,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:28,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:28,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:29,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:29,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:29,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:29,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:29,553 INFO L168 Benchmark]: Toolchain (without parser) took 9276.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 783.2 MB in the end (delta: 155.6 MB). Peak memory consumption was 155.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:29,554 INFO L168 Benchmark]: CDTParser took 1.26 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. [2019-11-26 16:37:29,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7637.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:29,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 686.33 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 833.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:29,564 INFO L168 Benchmark]: Boogie Preprocessor took 944.70 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 783.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:29,575 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 7637.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 686.33 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 833.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 944.70 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 783.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 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 0.1.24-025d5a2 [2019-11-26 16:37:33,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:33,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:33,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:33,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:33,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:33,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:33,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:33,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:33,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:33,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:33,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:33,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:33,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:33,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:33,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:33,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:33,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:33,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:33,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:33,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:33,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:33,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:33,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:33,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:33,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:33,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:33,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:33,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:33,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:33,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:33,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:33,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:33,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:33,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:33,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:33,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:33,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:33,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:33,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:33,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:33,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:33,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:33,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:33,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:33,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:33,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:33,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:33,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:33,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:33,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:33,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:33,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:33,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:33,869 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:33,869 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:33,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:33,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:33,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:33,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:33,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:33,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:33,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:33,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:33,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:33,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:33,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:33,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:33,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:33,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:33,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:33,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:33,880 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-26 16:37:34,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:34,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:34,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:34,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:34,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:34,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-26 16:37:34,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711ddf42/d75f14d5e59347dd9638218c2840bbe4/FLAGcd1045723 [2019-11-26 16:37:36,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:36,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-26 16:37:36,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711ddf42/d75f14d5e59347dd9638218c2840bbe4/FLAGcd1045723 [2019-11-26 16:37:37,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711ddf42/d75f14d5e59347dd9638218c2840bbe4 [2019-11-26 16:37:37,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:37,357 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:37,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:37,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:37,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:37,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:37,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:37, skipping insertion in model container [2019-11-26 16:37:37,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:37" (1/1) ... [2019-11-26 16:37:37,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:37,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:42,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:42,577 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:46,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:46,273 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:46,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46 WrapperNode [2019-11-26 16:37:46,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:46,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:46,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:46,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:46,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:46,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:47,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:47,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:47,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:47,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:46" (1/1) ... [2019-11-26 16:37:47,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:47,976 INFO L168 Benchmark]: Toolchain (without parser) took 10613.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 792.3 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:47,979 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:37:47,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8918.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 916.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 282.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:47,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 763.78 ms. Allocated memory is still 1.0 GB. Free memory was 916.2 MB in the beginning and 845.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:47,988 INFO L168 Benchmark]: Boogie Preprocessor took 925.69 ms. Allocated memory is still 1.0 GB. Free memory was 845.5 MB in the beginning and 792.3 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:47,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 8918.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 916.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 282.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 763.78 ms. Allocated memory is still 1.0 GB. Free memory was 916.2 MB in the beginning and 845.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 925.69 ms. Allocated memory is still 1.0 GB. Free memory was 845.5 MB in the beginning and 792.3 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...