./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 8d127e5a291b175ce6acbff1a392a407bcca94a6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:10:47,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:10:47,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:10:48,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:10:48,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:10:48,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:10:48,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:10:48,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:10:48,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:10:48,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:10:48,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:10:48,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:10:48,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:10:48,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:10:48,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:10:48,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:10:48,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:10:48,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:10:48,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:10:48,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:10:48,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:10:48,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:10:48,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:10:48,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:10:48,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:10:48,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:10:48,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:10:48,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:10:48,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:10:48,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:10:48,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:10:48,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:10:48,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:10:48,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:10:48,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:10:48,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:10:48,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:10:48,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:10:48,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:10:48,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:10:48,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:10:48,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:10:48,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:10:48,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:10:48,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:10:48,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:10:48,215 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:10:48,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:10:48,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:10:48,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:10:48,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:10:48,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:10:48,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:10:48,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:10:48,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:10:48,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:10:48,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:10:48,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:10:48,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:10:48,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:10:48,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:10:48,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:10:48,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:10:48,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:10:48,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:10:48,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:10:48,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:10:48,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:10:48,229 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d127e5a291b175ce6acbff1a392a407bcca94a6 [2019-11-16 22:10:48,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:10:48,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:10:48,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:10:48,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:10:48,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:10:48,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2019-11-16 22:10:49,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eecc20b7/24db5f1a78e948b490f2bddf319df41a/FLAG140ae7bb9 [2019-11-16 22:10:51,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:10:51,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2019-11-16 22:10:51,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eecc20b7/24db5f1a78e948b490f2bddf319df41a/FLAG140ae7bb9 [2019-11-16 22:10:51,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eecc20b7/24db5f1a78e948b490f2bddf319df41a [2019-11-16 22:10:51,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:10:51,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:10:51,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:10:51,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:10:51,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:10:51,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:10:51" (1/1) ... [2019-11-16 22:10:51,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ebf750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:51, skipping insertion in model container [2019-11-16 22:10:51,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:10:51" (1/1) ... [2019-11-16 22:10:51,745 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:10:52,455 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:11:10,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:11:11,336 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:11:13,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:11:17,751 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:11:17,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17 WrapperNode [2019-11-16 22:11:17,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:11:17,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:11:17,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:11:17,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:11:17,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:18,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:22,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:11:22,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:11:22,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:11:22,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:11:22,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:22,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:22,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:22,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:25,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:26,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:27,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:17" (1/1) ... [2019-11-16 22:11:28,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:11:28,124 INFO L168 Benchmark]: Toolchain (without parser) took 36422.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 926.7 MB in the beginning and 564.7 MB in the end (delta: 362.0 MB). Peak memory consumption was 600.3 MB. Max. memory is 12.5 GB. [2019-11-16 22:11:28,129 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-16 22:11:28,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 26051.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 926.7 MB in the beginning and 797.4 MB in the end (delta: 129.3 MB). Peak memory consumption was 352.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:11:28,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 4446.50 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 616.3 MB in the end (delta: 181.1 MB). Peak memory consumption was 282.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:11:28,141 INFO L168 Benchmark]: Boogie Preprocessor took 5914.16 ms. Allocated memory is still 1.0 GB. Free memory was 616.3 MB in the beginning and 564.7 MB in the end (delta: 51.7 MB). Peak memory consumption was 289.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:11:28,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 26051.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 926.7 MB in the beginning and 797.4 MB in the end (delta: 129.3 MB). Peak memory consumption was 352.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4446.50 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 616.3 MB in the end (delta: 181.1 MB). Peak memory consumption was 282.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5914.16 ms. Allocated memory is still 1.0 GB. Free memory was 616.3 MB in the beginning and 564.7 MB in the end (delta: 51.7 MB). Peak memory consumption was 289.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...