./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-programs/Problem101_label09.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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-programs/Problem101_label09.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 037b6d017c1bdc40bc8c58a51d7d9bd11e79e8b8 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:40:10,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:40:10,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:40:10,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:40:10,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:40:10,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:40:10,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:40:10,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:40:10,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:40:10,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:40:10,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:40:10,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:40:10,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:40:10,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:40:10,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:40:10,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:40:10,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:40:10,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:40:10,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:40:10,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:40:10,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:40:10,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:40:10,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:40:10,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:40:10,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:40:10,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:40:10,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:40:10,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:40:10,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:40:10,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:40:10,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:40:10,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:40:10,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:40:10,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:40:10,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:40:10,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:40:10,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:40:10,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:40:10,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:40:10,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:40:10,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:40:10,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:40:10,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:40:10,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:40:10,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:40:10,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:40:10,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:40:10,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:40:10,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:40:11,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:40:11,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:40:11,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:40:11,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:40:11,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:40:11,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:40:11,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:40:11,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:40:11,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:40:11,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:40:11,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:40:11,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:40:11,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:40:11,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:40:11,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:40:11,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:40:11,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:40:11,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:40:11,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:40:11,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:40:11,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:40:11,014 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 -> 037b6d017c1bdc40bc8c58a51d7d9bd11e79e8b8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:40:11,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:40:11,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:40:11,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:40:11,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:40:11,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:40:11,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem101_label09.c [2019-11-20 22:40:11,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0af2715/b10bbe4687c74aab81966a4c30798e13/FLAG588d06607 [2019-11-20 22:40:16,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:40:16,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label09.c [2019-11-20 22:40:16,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0af2715/b10bbe4687c74aab81966a4c30798e13/FLAG588d06607 [2019-11-20 22:40:16,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0af2715/b10bbe4687c74aab81966a4c30798e13 [2019-11-20 22:40:16,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:40:16,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:40:16,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:40:16,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:40:16,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:40:16,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:16" (1/1) ... [2019-11-20 22:40:16,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:16, skipping insertion in model container [2019-11-20 22:40:16,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:16" (1/1) ... [2019-11-20 22:40:16,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:40:19,224 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:40:39,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:40:39,136 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:40:49,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:40:50,588 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:40:50,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50 WrapperNode [2019-11-20 22:40:50,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:40:50,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:40:50,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:40:50,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:40:50,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:40:51,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:40:58,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:40:58,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:40:58,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:40:58,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:40:58,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:40:58,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:40:58,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:40:58,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:41:02,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:41:02,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:41:03,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:50" (1/1) ... [2019-11-20 22:41:04,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:41:04,204 INFO L168 Benchmark]: Toolchain (without parser) took 47862.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 737.1 MB in the beginning and 190.8 MB in the end (delta: 546.3 MB). Peak memory consumption was 755.4 MB. Max. memory is 12.5 GB. [2019-11-20 22:41:04,208 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-20 22:41:04,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 34262.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 737.1 MB in the beginning and 287.8 MB in the end (delta: 449.3 MB). Peak memory consumption was 700.3 MB. Max. memory is 12.5 GB. [2019-11-20 22:41:04,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 7615.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 287.8 MB in the beginning and 449.7 MB in the end (delta: -161.9 MB). Peak memory consumption was 401.9 MB. Max. memory is 12.5 GB. [2019-11-20 22:41:04,221 INFO L168 Benchmark]: Boogie Preprocessor took 5975.06 ms. Allocated memory is still 1.2 GB. Free memory was 449.7 MB in the beginning and 190.8 MB in the end (delta: 258.9 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. [2019-11-20 22:41:04,234 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 34262.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 737.1 MB in the beginning and 287.8 MB in the end (delta: 449.3 MB). Peak memory consumption was 700.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7615.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 287.8 MB in the beginning and 449.7 MB in the end (delta: -161.9 MB). Peak memory consumption was 401.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5975.06 ms. Allocated memory is still 1.2 GB. Free memory was 449.7 MB in the beginning and 190.8 MB in the end (delta: 258.9 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...