./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label24.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 67acb7c765f681630ce6920cf7e4304abf376dac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label24.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 67acb7c765f681630ce6920cf7e4304abf376dac ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:26,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:26,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:26,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:26,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:26,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:26,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:26,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:26,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:26,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:26,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:26,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:26,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:26,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:26,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:26,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:26,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:26,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:26,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:26,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:26,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:26,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:26,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:26,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:26,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:26,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:26,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:26,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:26,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:26,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:26,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:26,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:26,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:26,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:26,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:26,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:26,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:26,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:26,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:26,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:26,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:26,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:26,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:26,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:26,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:26,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:26,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:26,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:26,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:26,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:26,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:26,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:26,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:26,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:26,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:26,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:26,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:26,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:26,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:26,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:26,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:26,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:26,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:26,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:26,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:26,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:26,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:26,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:26,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:26,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:26,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:26,535 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-24 20:43:27,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:27,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:27,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:27,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:27,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:27,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-24 20:43:27,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295db6f81/63c173ca28094b24929c835746a9dd73/FLAG4e71a3806 [2019-11-24 20:43:29,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:29,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-24 20:43:29,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295db6f81/63c173ca28094b24929c835746a9dd73/FLAG4e71a3806 [2019-11-24 20:43:29,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295db6f81/63c173ca28094b24929c835746a9dd73 [2019-11-24 20:43:29,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:29,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:29,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:29,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:29,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:29,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:29" (1/1) ... [2019-11-24 20:43:29,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:29, skipping insertion in model container [2019-11-24 20:43:29,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:29" (1/1) ... [2019-11-24 20:43:29,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:30,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:34,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:34,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:37,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:37,538 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:37,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37 WrapperNode [2019-11-24 20:43:37,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:37,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:37,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:37,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:37,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:37,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:38,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:38,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:38,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:38,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:38,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:37" (1/1) ... [2019-11-24 20:43:39,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:39,037 INFO L168 Benchmark]: Toolchain (without parser) took 9497.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 777.3 MB in the end (delta: 155.7 MB). Peak memory consumption was 155.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:39,039 INFO L168 Benchmark]: CDTParser took 0.99 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. [2019-11-24 20:43:39,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8005.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 907.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:39,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 740.50 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 828.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:39,048 INFO L168 Benchmark]: Boogie Preprocessor took 743.75 ms. Allocated memory is still 1.0 GB. Free memory was 828.4 MB in the beginning and 777.3 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:39,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 8005.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 907.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 740.50 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 828.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 743.75 ms. Allocated memory is still 1.0 GB. Free memory was 828.4 MB in the beginning and 777.3 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 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 0.1.24-32f2683 [2019-11-24 20:43:42,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:42,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:43,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:43,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:43,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:43,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:43,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:43,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:43,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:43,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:43,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:43,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:43,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:43,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:43,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:43,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:43,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:43,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:43,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:43,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:43,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:43,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:43,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:43,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:43,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:43,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:43,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:43,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:43,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:43,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:43,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:43,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:43,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:43,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:43,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:43,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:43,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:43,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:43,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:43,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:43,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:43,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:43,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:43,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:43,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:43,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:43,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:43,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:43,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:43,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:43,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:43,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:43,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:43,196 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:43,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:43,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:43,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:43,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:43,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:43,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:43,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:43,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:43,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:43,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:43,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:43,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:43,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:43,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:43,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:43,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:43,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:43,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:43,210 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-24 20:43:43,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:43,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:43,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:43,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:43,808 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:43,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-24 20:43:43,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03052fe53/45f2bfb75dea47988c4e935d84c658b4/FLAG967b36439 [2019-11-24 20:43:46,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:46,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-24 20:43:46,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03052fe53/45f2bfb75dea47988c4e935d84c658b4/FLAG967b36439 [2019-11-24 20:43:46,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03052fe53/45f2bfb75dea47988c4e935d84c658b4 [2019-11-24 20:43:46,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:46,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:46,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:46,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:46,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:46,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:46" (1/1) ... [2019-11-24 20:43:46,428 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 24.11 08:43:46, skipping insertion in model container [2019-11-24 20:43:46,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:46" (1/1) ... [2019-11-24 20:43:46,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:47,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:51,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:51,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:54,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:54,096 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:54,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54 WrapperNode [2019-11-24 20:43:54,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:54,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:54,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:54,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:54,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:54,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:54,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:54,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:54,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:54,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:54,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:54,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:54" (1/1) ... [2019-11-24 20:43:55,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:55,707 INFO L168 Benchmark]: Toolchain (without parser) took 9300.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 763.0 MB in the end (delta: 170.1 MB). Peak memory consumption was 170.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:55,712 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 20:43:55,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7691.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.5 MB in the end (delta: 39.6 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:55,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 849.78 ms. Allocated memory is still 1.0 GB. Free memory was 893.5 MB in the beginning and 814.4 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:55,717 INFO L168 Benchmark]: Boogie Preprocessor took 740.69 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 763.0 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:55,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 7691.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.5 MB in the end (delta: 39.6 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 849.78 ms. Allocated memory is still 1.0 GB. Free memory was 893.5 MB in the beginning and 814.4 MB in the end (delta: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 740.69 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 763.0 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...