./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label39.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/Problem14_label39.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 ba306608fc0f772ef62007e5db4055e4b04fb7d4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label39.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 ba306608fc0f772ef62007e5db4055e4b04fb7d4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:57:30,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:30,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:30,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:30,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:30,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:30,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:30,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:30,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:30,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:30,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:30,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:30,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:30,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:30,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:30,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:30,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:30,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:30,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:30,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:30,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:30,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:30,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:30,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:30,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:30,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:30,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:30,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:30,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:30,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:30,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:30,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:30,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:30,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:30,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:30,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:30,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:30,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:30,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:30,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:30,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:30,529 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:30,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:30,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:30,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:30,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:30,576 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:30,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:30,577 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:30,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:30,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:30,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:30,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:30,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:30,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:30,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:30,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:30,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:30,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:30,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:30,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:30,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:30,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:30,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:30,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:30,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:30,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:30,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:30,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:30,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:30,592 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 -> ba306608fc0f772ef62007e5db4055e4b04fb7d4 [2019-11-27 15:57:31,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:31,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:31,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:31,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:31,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:31,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 15:57:31,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eb83181/62c4e589ac2f4429b04b236c055ee671/FLAGd779373ad [2019-11-27 15:57:32,704 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:32,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 15:57:32,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eb83181/62c4e589ac2f4429b04b236c055ee671/FLAGd779373ad [2019-11-27 15:57:32,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eb83181/62c4e589ac2f4429b04b236c055ee671 [2019-11-27 15:57:32,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:32,795 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:32,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:32,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:32,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:32,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:32" (1/1) ... [2019-11-27 15:57:32,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:32, skipping insertion in model container [2019-11-27 15:57:32,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:32" (1/1) ... [2019-11-27 15:57:32,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:32,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:34,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:34,167 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:34,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:34,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:34,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34 WrapperNode [2019-11-27 15:57:34,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:34,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:34,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:34,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:34,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:34,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:34,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:34,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:34,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:35,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:35,020 INFO L168 Benchmark]: Toolchain (without parser) took 2219.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,021 INFO L168 Benchmark]: CDTParser took 0.44 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 15:57:35,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1769.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.55 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,030 INFO L168 Benchmark]: Boogie Preprocessor took 207.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:35,043 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1769.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.55 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.15 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:57:38,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:39,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:39,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:39,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:39,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:39,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:39,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:39,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:39,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:39,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:39,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:39,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:39,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:39,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:39,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:39,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:39,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:39,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:39,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:39,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:39,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:39,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:39,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:39,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:39,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:39,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:39,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:39,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:39,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:39,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:39,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:39,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:39,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:39,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:39,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:39,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:39,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:39,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:39,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:39,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:39,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:39,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:39,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:39,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:39,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:39,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:39,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:39,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:39,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:39,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:39,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:39,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:39,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:39,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:39,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:39,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:39,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:39,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:39,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:39,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:39,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:39,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:39,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:39,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:39,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:39,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:39,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:39,245 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:39,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:39,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:39,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:39,249 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 -> ba306608fc0f772ef62007e5db4055e4b04fb7d4 [2019-11-27 15:57:39,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:39,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:39,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:39,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:39,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:39,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 15:57:40,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64178b82f/908c13e0cc214b66998a95f812ac4e9c/FLAG71980b90e [2019-11-27 15:57:41,281 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:41,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label39.c [2019-11-27 15:57:41,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64178b82f/908c13e0cc214b66998a95f812ac4e9c/FLAG71980b90e [2019-11-27 15:57:41,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64178b82f/908c13e0cc214b66998a95f812ac4e9c [2019-11-27 15:57:41,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:41,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:41,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:41,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:41,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:41,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:41,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41, skipping insertion in model container [2019-11-27 15:57:41,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:41" (1/1) ... [2019-11-27 15:57:41,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:41,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:42,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:42,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:43,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:43,272 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:43,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43 WrapperNode [2019-11-27 15:57:43,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:43,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:43,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:43,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:43,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:43,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:43,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:43,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:43,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:43,737 INFO L168 Benchmark]: Toolchain (without parser) took 2363.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,741 INFO L168 Benchmark]: CDTParser took 0.48 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 15:57:43,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1902.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.69 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,753 INFO L168 Benchmark]: Boogie Preprocessor took 217.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,763 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1902.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.69 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...