./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label56.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/Problem06_label56.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 fe4115129c8ab1fa658d000b63fcbeb16060d84e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label56.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 fe4115129c8ab1fa658d000b63fcbeb16060d84e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:47:06,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:06,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:06,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:06,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:06,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:06,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:06,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:06,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:06,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:06,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:06,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:06,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:06,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:06,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:06,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:06,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:06,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:06,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:06,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:06,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:06,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:06,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:06,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:06,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:06,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:06,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:06,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:06,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:06,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:06,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:06,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:06,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:06,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:06,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:06,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:06,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:06,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:06,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:06,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:06,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:06,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:47:06,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:06,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:06,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:06,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:06,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:06,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:06,460 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:06,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:47:06,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:06,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:06,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:06,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:06,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:06,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:06,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:06,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:06,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:06,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:06,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:06,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:06,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:06,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:06,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:06,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:06,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:06,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:47:06,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:47:06,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:06,476 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 -> fe4115129c8ab1fa658d000b63fcbeb16060d84e [2019-11-27 15:47:07,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:07,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:07,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:07,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:07,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:07,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 15:47:07,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98141c2d4/d3e79103ec854dc483f79e3387fa8348/FLAG5b9adf539 [2019-11-27 15:47:09,428 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:09,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 15:47:09,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98141c2d4/d3e79103ec854dc483f79e3387fa8348/FLAG5b9adf539 [2019-11-27 15:47:09,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98141c2d4/d3e79103ec854dc483f79e3387fa8348 [2019-11-27 15:47:09,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:09,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:09,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:09,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:09,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:09,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:09" (1/1) ... [2019-11-27 15:47:09,622 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 27.11 03:47:09, skipping insertion in model container [2019-11-27 15:47:09,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:09" (1/1) ... [2019-11-27 15:47:09,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:10,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:14,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:14,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:17,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:17,326 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:17,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17 WrapperNode [2019-11-27 15:47:17,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:17,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:17,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:17,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:17,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:17,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:18,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:18,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:18,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:18,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:17" (1/1) ... [2019-11-27 15:47:18,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:18,817 INFO L168 Benchmark]: Toolchain (without parser) took 9213.17 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 777.9 MB in the end (delta: 160.9 MB). Peak memory consumption was 161.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:18,821 INFO L168 Benchmark]: CDTParser took 3.65 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:47:18,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7726.91 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 906.7 MB in the end (delta: 32.1 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:18,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 775.33 ms. Allocated memory is still 1.0 GB. Free memory was 906.7 MB in the beginning and 829.7 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:18,830 INFO L168 Benchmark]: Boogie Preprocessor took 703.17 ms. Allocated memory is still 1.0 GB. Free memory was 829.7 MB in the beginning and 777.9 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:18,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 7726.91 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 906.7 MB in the end (delta: 32.1 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 775.33 ms. Allocated memory is still 1.0 GB. Free memory was 906.7 MB in the beginning and 829.7 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 703.17 ms. Allocated memory is still 1.0 GB. Free memory was 829.7 MB in the beginning and 777.9 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 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 15:47:22,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:22,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:22,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:22,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:22,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:22,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:22,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:22,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:22,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:22,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:22,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:22,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:22,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:22,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:22,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:22,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:22,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:22,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:22,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:22,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:22,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:22,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:22,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:22,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:22,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:22,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:22,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:22,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:22,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:22,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:22,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:22,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:22,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:22,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:22,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:22,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:22,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:22,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:22,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:22,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:23,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:23,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:23,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:23,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:23,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:23,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:23,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:23,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:23,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:23,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:23,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:23,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:23,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:23,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:23,057 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:23,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:23,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:23,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:23,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:23,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:23,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:23,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:23,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:23,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:23,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:23,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:23,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:23,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:23,066 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:23,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:23,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:23,070 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 -> fe4115129c8ab1fa658d000b63fcbeb16060d84e [2019-11-27 15:47:23,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:23,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:23,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:23,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:23,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:23,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 15:47:23,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d16bd0c/1e73403bd9134c1199e266308bbd6271/FLAG6a7c2095b [2019-11-27 15:47:25,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:25,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label56.c [2019-11-27 15:47:25,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d16bd0c/1e73403bd9134c1199e266308bbd6271/FLAG6a7c2095b [2019-11-27 15:47:26,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d16bd0c/1e73403bd9134c1199e266308bbd6271 [2019-11-27 15:47:26,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:26,047 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:26,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:26,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:26,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:26,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:26" (1/1) ... [2019-11-27 15:47:26,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:26, skipping insertion in model container [2019-11-27 15:47:26,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:26" (1/1) ... [2019-11-27 15:47:26,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:26,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:31,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:31,175 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:34,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:34,666 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:34,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34 WrapperNode [2019-11-27 15:47:34,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:34,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:34,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:34,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:34,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:34,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:35,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:35,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:35,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:35,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:35,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:36,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:34" (1/1) ... [2019-11-27 15:47:36,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:36,172 INFO L168 Benchmark]: Toolchain (without parser) took 10119.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 766.0 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:36,173 INFO L168 Benchmark]: CDTParser took 2.54 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 15:47:36,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8619.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 893.7 MB in the end (delta: 36.5 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:36,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 710.13 ms. Allocated memory is still 1.0 GB. Free memory was 893.7 MB in the beginning and 815.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:36,182 INFO L168 Benchmark]: Boogie Preprocessor took 783.63 ms. Allocated memory is still 1.0 GB. Free memory was 815.9 MB in the beginning and 766.0 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:36,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 8619.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 893.7 MB in the end (delta: 36.5 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 710.13 ms. Allocated memory is still 1.0 GB. Free memory was 893.7 MB in the beginning and 815.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 783.63 ms. Allocated memory is still 1.0 GB. Free memory was 815.9 MB in the beginning and 766.0 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...