./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label25.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/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label25.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 516e358132b304659bd87047b23cf2755a76abd8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:38:20,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:20,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:20,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:20,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:20,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:20,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:20,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:20,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:20,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:20,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:20,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:20,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:20,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:20,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:20,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:20,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:20,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:20,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:20,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:20,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:20,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:20,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:20,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:20,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:20,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:20,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:20,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:20,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:20,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:20,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:20,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:20,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:20,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:20,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:20,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:20,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:20,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:20,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:20,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:20,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:20,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:20,499 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:20,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:20,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:20,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:20,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:20,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:20,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:20,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:20,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:20,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:20,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:20,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:20,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:20,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:20,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:20,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:20,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:20,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:20,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:20,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:20,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:20,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:20,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:20,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:20,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:20,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:20,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:20,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:20,522 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-27 09:38:21,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:21,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:21,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:21,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:21,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:21,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 09:38:21,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9219a1aab/36ec6e5f09ca4634939a4aec60e7ecf1/FLAG2c844a6c1 [2019-11-27 09:38:22,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:22,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 09:38:23,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9219a1aab/36ec6e5f09ca4634939a4aec60e7ecf1/FLAG2c844a6c1 [2019-11-27 09:38:23,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9219a1aab/36ec6e5f09ca4634939a4aec60e7ecf1 [2019-11-27 09:38:23,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:23,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:23,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:23,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:23,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:23,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:23" (1/1) ... [2019-11-27 09:38:23,077 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 27.11 09:38:23, skipping insertion in model container [2019-11-27 09:38:23,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:23" (1/1) ... [2019-11-27 09:38:23,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:23,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:25,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:26,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:26,874 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:26,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26 WrapperNode [2019-11-27 09:38:26,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:26,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:26,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:26,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:26,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:27,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:27,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:27,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:27,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:28,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:28,083 INFO L168 Benchmark]: Toolchain (without parser) took 5022.78 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 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,085 INFO L168 Benchmark]: CDTParser took 1.34 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 09:38:28,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3823.33 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 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 555.35 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,097 INFO L168 Benchmark]: Boogie Preprocessor took 634.89 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 3823.33 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 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 555.35 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 634.89 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 09:38:31,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:31,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:32,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:32,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:32,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:32,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:32,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:32,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:32,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:32,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:32,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:32,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:32,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:32,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:32,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:32,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:32,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:32,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:32,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:32,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:32,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:32,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:32,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:32,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:32,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:32,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:32,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:32,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:32,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:32,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:32,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:32,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:32,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:32,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:32,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:32,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:32,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:32,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:32,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:32,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:32,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:32,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:32,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:32,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:32,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:32,216 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:32,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:32,217 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:32,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:32,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:32,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:32,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:32,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:32,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:32,220 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:32,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:32,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:32,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:32,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:32,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:32,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:32,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:32,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:32,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:32,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:32,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:32,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:32,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:32,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:32,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:32,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:32,231 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 -> 516e358132b304659bd87047b23cf2755a76abd8 [2019-11-27 09:38:32,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:32,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:32,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:32,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:32,850 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:32,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 09:38:33,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba9c57b4/111397d0ec634723b9b4ca3fc3882d86/FLAG40ebf70d9 [2019-11-27 09:38:34,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:34,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label25.c [2019-11-27 09:38:34,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba9c57b4/111397d0ec634723b9b4ca3fc3882d86/FLAG40ebf70d9 [2019-11-27 09:38:34,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba9c57b4/111397d0ec634723b9b4ca3fc3882d86 [2019-11-27 09:38:34,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:34,733 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:34,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:34,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:34,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:34,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:34" (1/1) ... [2019-11-27 09:38:34,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be2349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:34, skipping insertion in model container [2019-11-27 09:38:34,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:34" (1/1) ... [2019-11-27 09:38:34,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:35,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:37,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:38,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:38,934 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:38,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38 WrapperNode [2019-11-27 09:38:38,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:38,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:38,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:38,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:38,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:39,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:39,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:39,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:39,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:39,890 INFO L168 Benchmark]: Toolchain (without parser) took 5152.79 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 803.9 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,891 INFO L168 Benchmark]: CDTParser took 0.35 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 09:38:39,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4203.08 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 849.8 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.30 ms. Allocated memory is still 1.0 GB. Free memory was 849.8 MB in the beginning and 821.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,902 INFO L168 Benchmark]: Boogie Preprocessor took 450.45 ms. Allocated memory is still 1.0 GB. Free memory was 821.1 MB in the beginning and 803.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4203.08 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 849.8 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.30 ms. Allocated memory is still 1.0 GB. Free memory was 849.8 MB in the beginning and 821.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 450.45 ms. Allocated memory is still 1.0 GB. Free memory was 821.1 MB in the beginning and 803.9 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...