./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label44.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/Problem16_label44.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 0696892b4822d23294fb952ad093062c7b25c9bb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label44.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 0696892b4822d23294fb952ad093062c7b25c9bb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:56,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:56,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:56,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:56,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:56,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:56,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:56,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:56,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:56,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:56,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:56,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:56,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:56,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:56,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:56,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:56,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:56,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:56,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:56,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:56,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:56,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:56,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:56,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:56,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:56,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:56,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:56,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:56,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:56,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:56,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:56,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:56,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:56,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:56,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:56,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:56,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:56,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:56,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:56,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:56,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:56,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:56,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:56,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:56,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:56,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:56,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:56,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:56,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:56,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:56,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:56,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:56,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:56,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:56,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:56,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:56,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:56,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:56,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:56,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:56,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:56,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:56,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:56,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:56,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:56,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:56,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:56,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:56,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:56,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:56,577 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-27 15:58:57,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:57,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:57,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:57,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:57,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:57,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 15:58:57,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19e40bd28/cc19a5cd77ff474b8f0b6df0369d88e6/FLAG49132fdb9 [2019-11-27 15:58:59,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:59,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 15:58:59,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19e40bd28/cc19a5cd77ff474b8f0b6df0369d88e6/FLAG49132fdb9 [2019-11-27 15:58:59,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19e40bd28/cc19a5cd77ff474b8f0b6df0369d88e6 [2019-11-27 15:58:59,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:59,124 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:59,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:59,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:59,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:59,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,144 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 03:58:59, skipping insertion in model container [2019-11-27 15:58:59,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:59,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:00,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:00,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:01,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:01,498 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:01,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01 WrapperNode [2019-11-27 15:59:01,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:01,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:01,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:01,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:01,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:01,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:01,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:01,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:01,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:01,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:02,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:02,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:02,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:01" (1/1) ... [2019-11-27 15:59:02,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,328 INFO L168 Benchmark]: Toolchain (without parser) took 3197.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.1 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,329 INFO L168 Benchmark]: CDTParser took 1.49 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 15:59:02,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2375.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.84 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,339 INFO L168 Benchmark]: Boogie Preprocessor took 455.73 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 2375.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.84 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 908.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 455.73 ms. Allocated memory is still 1.0 GB. Free memory was 908.3 MB in the beginning and 891.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 15:59:06,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:06,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:06,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:06,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:06,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:06,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:06,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:06,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:06,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:06,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:06,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:06,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:06,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:06,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:06,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:06,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:06,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:06,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:06,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:06,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:06,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:06,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:06,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:06,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:06,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:06,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:06,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:06,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:06,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:06,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:06,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:06,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:06,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:06,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:06,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:06,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:06,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:06,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:06,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:06,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:06,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:06,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:06,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:06,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:06,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:06,707 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:06,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:06,710 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:06,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:06,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:06,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:06,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:06,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:06,716 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:06,718 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:06,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:06,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:06,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:06,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:06,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:06,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:06,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:06,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:06,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:06,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:06,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:06,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:06,732 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:06,733 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:06,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:06,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:06,735 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-27 15:59:07,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:07,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:07,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:07,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:07,379 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:07,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 15:59:07,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b74948/f2250bcf43c4407d9ca9ff398b69e779/FLAGa74d33a4f [2019-11-27 15:59:09,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:09,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-27 15:59:09,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b74948/f2250bcf43c4407d9ca9ff398b69e779/FLAGa74d33a4f [2019-11-27 15:59:09,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b74948/f2250bcf43c4407d9ca9ff398b69e779 [2019-11-27 15:59:09,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:09,258 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:09,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:09,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:09,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:09,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,282 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 03:59:09, skipping insertion in model container [2019-11-27 15:59:09,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:09,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:11,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:11,309 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:11,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:11,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:11,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11 WrapperNode [2019-11-27 15:59:11,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:11,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:11,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:11,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:11,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:12,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:12,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:12,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:12,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:11" (1/1) ... [2019-11-27 15:59:12,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:12,484 INFO L168 Benchmark]: Toolchain (without parser) took 3222.17 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,485 INFO L168 Benchmark]: CDTParser took 2.10 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 15:59:12,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2700.15 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.69 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,495 INFO L168 Benchmark]: Boogie Preprocessor took 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:12,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 2700.15 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.69 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...