./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label18.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 6af9010f730715f1ee1e74e7262e38cdc79ce702 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 6af9010f730715f1ee1e74e7262e38cdc79ce702 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:29,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:29,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:29,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:29,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:29,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:29,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:29,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:29,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:29,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:29,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:29,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:29,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:29,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:29,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:29,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:29,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:29,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:29,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:29,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:29,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:29,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:29,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:29,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:29,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:29,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:29,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:29,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:30,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:30,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:30,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:30,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:30,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:30,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:30,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:30,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:30,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:30,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:30,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:30,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:30,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:30,015 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:30,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:30,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:30,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:30,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:30,063 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:30,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:30,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:30,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:30,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:30,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:30,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:30,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:30,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:30,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:30,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:30,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:30,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:30,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:30,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:30,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:30,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:30,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:30,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:30,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:30,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:30,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:30,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:30,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:30,074 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 -> 6af9010f730715f1ee1e74e7262e38cdc79ce702 [2019-11-27 09:33:30,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:30,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:30,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:30,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:30,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:30,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-27 09:33:30,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2b1b1ae/b311045e1e0a4333ad07a2de26cea326/FLAGf38175471 [2019-11-27 09:33:31,733 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:31,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-27 09:33:31,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2b1b1ae/b311045e1e0a4333ad07a2de26cea326/FLAGf38175471 [2019-11-27 09:33:32,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2b1b1ae/b311045e1e0a4333ad07a2de26cea326 [2019-11-27 09:33:32,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:32,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:32,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:32,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:32,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:32,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32, skipping insertion in model container [2019-11-27 09:33:32,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:32,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:34,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:34,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:35,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:35,227 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:35,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35 WrapperNode [2019-11-27 09:33:35,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:35,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:35,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:35,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:35,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:35,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:35,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:35,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:35,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:36,318 INFO L168 Benchmark]: Toolchain (without parser) took 4143.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 717.8 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:36,319 INFO L168 Benchmark]: CDTParser took 0.27 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 09:33:36,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3055.05 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 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:36,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 553.93 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:36,328 INFO L168 Benchmark]: Boogie Preprocessor took 526.17 ms. Allocated memory is still 1.0 GB. Free memory was 757.9 MB in the beginning and 717.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:36,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 3055.05 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 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 553.93 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 526.17 ms. Allocated memory is still 1.0 GB. Free memory was 757.9 MB in the beginning and 717.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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-da95e15 [2019-11-27 09:33:39,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:39,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:39,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:39,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:39,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:39,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:39,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:39,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:39,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:39,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:39,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:39,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:39,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:39,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:39,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:39,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:39,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:39,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:39,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:39,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:39,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:39,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:39,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:39,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:39,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:39,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:39,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:39,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:39,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:39,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:39,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:39,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:39,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:39,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:39,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:39,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:39,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:39,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:39,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:39,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:39,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:39,779 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:39,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:39,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:39,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:39,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:39,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:39,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:39,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:39,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:39,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:39,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:39,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:39,795 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:39,796 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:39,798 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:39,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:39,798 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:39,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:39,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:39,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:39,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:39,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:39,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:39,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:39,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:39,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:39,805 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:39,805 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:39,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:39,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:39,807 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 -> 6af9010f730715f1ee1e74e7262e38cdc79ce702 [2019-11-27 09:33:40,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:40,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:40,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:40,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:40,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:40,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-27 09:33:40,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2face25b4/8382cf37bb0547569a8e6db75af35934/FLAG35cb8dded [2019-11-27 09:33:42,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:42,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label18.c [2019-11-27 09:33:42,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2face25b4/8382cf37bb0547569a8e6db75af35934/FLAG35cb8dded [2019-11-27 09:33:42,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2face25b4/8382cf37bb0547569a8e6db75af35934 [2019-11-27 09:33:42,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:42,950 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:42,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:42,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:42,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:42,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:42, skipping insertion in model container [2019-11-27 09:33:42,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:43,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:45,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:46,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:46,496 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:46,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46 WrapperNode [2019-11-27 09:33:46,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:46,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:46,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:46,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:46,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:46,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:46,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:46,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:46,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:46,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:46,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:46,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:46,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:46,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:47,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:47,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:47,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:46" (1/1) ... [2019-11-27 09:33:47,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:47,483 INFO L168 Benchmark]: Toolchain (without parser) took 4534.78 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 942.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 294.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,484 INFO L168 Benchmark]: CDTParser took 0.30 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 09:33:47,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3548.29 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: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 376.35 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,487 INFO L168 Benchmark]: Boogie Preprocessor took 602.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 78.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:47,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 3548.29 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: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 376.35 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 602.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 78.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...