./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label38.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 4d4d4798a73f096aab04219a639ed5e8a76a55b3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label38.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 4d4d4798a73f096aab04219a639ed5e8a76a55b3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:47,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:47,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:47,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:47,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:47,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:47,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:47,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:47,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:47,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:47,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:47,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:47,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:47,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:47,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:47,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:47,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:47,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:47,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:47,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:47,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:47,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:47,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:47,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:47,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:47,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:47,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:47,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:47,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:47,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:47,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:47,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:47,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:47,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:47,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:47,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:47,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:47,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:47,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:47,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:47,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:47,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:47,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:47,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:47,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:47,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:47,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:47,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:47,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:47,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:47,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:47,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:47,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:47,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:47,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:47,451 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:47,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:47,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:47,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:47,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:47,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:47,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:47,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:47,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:47,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:47,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:47,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:47,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:47,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:47,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:47,459 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 -> 4d4d4798a73f096aab04219a639ed5e8a76a55b3 [2019-11-27 09:22:48,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:48,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:48,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:48,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:48,089 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:48,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-27 09:22:48,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74df61035/29cc886f0d574969ad694b9fc571aeb2/FLAG777038618 [2019-11-27 09:22:49,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:49,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-27 09:22:50,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74df61035/29cc886f0d574969ad694b9fc571aeb2/FLAG777038618 [2019-11-27 09:22:50,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74df61035/29cc886f0d574969ad694b9fc571aeb2 [2019-11-27 09:22:50,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:50,111 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:50,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:50,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:50,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:50,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:50" (1/1) ... [2019-11-27 09:22:50,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@518b097c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:50, skipping insertion in model container [2019-11-27 09:22:50,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:50" (1/1) ... [2019-11-27 09:22:50,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:50,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:53,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:53,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:55,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:55,119 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:55,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55 WrapperNode [2019-11-27 09:22:55,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:55,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:55,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:55,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:55,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:55,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:55,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:55,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:55,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:55,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:55,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:55,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:55,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:56,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:56,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:56,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:55" (1/1) ... [2019-11-27 09:22:56,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:56,201 INFO L168 Benchmark]: Toolchain (without parser) took 6082.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,202 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:56,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5005.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 611.39 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,214 INFO L168 Benchmark]: Boogie Preprocessor took 456.36 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:56,224 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5005.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 611.39 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.36 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:00,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:00,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:00,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:00,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:00,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:00,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:00,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:00,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:00,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:00,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:00,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:00,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:00,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:00,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:00,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:00,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:00,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:00,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:00,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:00,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:00,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:00,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:00,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:00,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:00,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:00,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:00,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:00,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:00,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:00,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:00,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:00,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:00,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:00,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:00,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:00,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:00,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:00,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:00,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:00,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:00,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:00,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:00,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:00,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:00,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:00,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:00,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:00,482 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:00,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:00,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:00,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:00,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:00,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:00,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:00,488 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:00,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:00,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:00,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:00,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:00,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:00,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:00,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:00,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:00,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:00,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:00,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:00,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:00,497 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:00,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:00,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:00,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:00,502 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 -> 4d4d4798a73f096aab04219a639ed5e8a76a55b3 [2019-11-27 09:23:01,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:01,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:01,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:01,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:01,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:01,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-27 09:23:01,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750572a39/e28de7ae25fc48a8bcc49d1946882228/FLAGf8374b14e [2019-11-27 09:23:03,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:03,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-27 09:23:03,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750572a39/e28de7ae25fc48a8bcc49d1946882228/FLAGf8374b14e [2019-11-27 09:23:03,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750572a39/e28de7ae25fc48a8bcc49d1946882228 [2019-11-27 09:23:03,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:03,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:03,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:03,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:03,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:03,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:03,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03, skipping insertion in model container [2019-11-27 09:23:03,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:03,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:03,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:07,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:07,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:08,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:09,018 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:09,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09 WrapperNode [2019-11-27 09:23:09,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:09,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:09,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:09,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:09,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:09,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:09,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:09,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:09,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:10,188 INFO L168 Benchmark]: Toolchain (without parser) took 6848.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 732.9 MB in the end (delta: 217.3 MB). Peak memory consumption was 217.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,191 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:10,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5685.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 522.61 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,199 INFO L168 Benchmark]: Boogie Preprocessor took 631.68 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 732.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 5685.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 522.61 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 761.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 631.68 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 732.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...