./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-natsemi-natsemi.cil.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- 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/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-natsemi-natsemi.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 07835a5cd21bd595533ecaf9ca3abfe0369c2a04 --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 23:32:20,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:32:20,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:32:20,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:32:20,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:32:20,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:32:20,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:32:20,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:32:20,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:32:20,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:32:20,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:32:20,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:32:20,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:32:20,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:32:20,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:32:20,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:32:20,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:32:20,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:32:20,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:32:20,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:32:20,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:32:20,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:32:20,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:32:20,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:32:20,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:32:20,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:32:20,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:32:20,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:32:20,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:32:20,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:32:20,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:32:20,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:32:20,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:32:20,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:32:20,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:32:20,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:32:20,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:32:20,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:32:20,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:32:20,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:32:20,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:32:20,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:32:20,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:32:20,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:32:20,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:32:20,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:32:20,718 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:32:20,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:32:20,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:32:20,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:32:20,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:32:20,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:32:20,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:32:20,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:32:20,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:32:20,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:32:20,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:32:20,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:32:20,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:32:20,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:32:20,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:32:20,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:32:20,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:32:20,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:32:20,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:32:20,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:32:20,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:32:20,734 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:32:20,734 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 -> 07835a5cd21bd595533ecaf9ca3abfe0369c2a04 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:32:21,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:32:21,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:32:21,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:32:21,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:32:21,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:32:21,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-11-20 23:32:21,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1002feabb/1f1839e9ecd34b53a4f01ce49d006655/FLAG8755fba1b [2019-11-20 23:32:23,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:32:23,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-11-20 23:32:23,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1002feabb/1f1839e9ecd34b53a4f01ce49d006655/FLAG8755fba1b [2019-11-20 23:32:23,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1002feabb/1f1839e9ecd34b53a4f01ce49d006655 [2019-11-20 23:32:23,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:32:23,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:32:23,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:32:23,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:32:23,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:32:23,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:23" (1/1) ... [2019-11-20 23:32:23,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1fee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:23, skipping insertion in model container [2019-11-20 23:32:23,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:23" (1/1) ... [2019-11-20 23:32:23,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:32:24,275 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:32:31,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:32:31,747 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:32:32,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:32:35,669 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:32:35,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35 WrapperNode [2019-11-20 23:32:35,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:32:35,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:32:35,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:32:35,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:32:35,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:35,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:44,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:32:44,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:32:44,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:32:44,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:32:44,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:44,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:45,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:45,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:48,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:48,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:49,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:35" (1/1) ... [2019-11-20 23:32:50,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:32:50,128 INFO L168 Benchmark]: Toolchain (without parser) took 26279.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 601.0 MB in the end (delta: 347.8 MB). Peak memory consumption was 554.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:32:50,130 INFO L168 Benchmark]: CDTParser took 2.33 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 23:32:50,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11823.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 714.0 MB in the end (delta: 234.8 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:32:50,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 8833.43 ms. Allocated memory is still 1.0 GB. Free memory was 714.0 MB in the beginning and 793.2 MB in the end (delta: -79.2 MB). Peak memory consumption was 194.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:32:50,139 INFO L168 Benchmark]: Boogie Preprocessor took 5614.02 ms. Allocated memory is still 1.0 GB. Free memory was 793.2 MB in the beginning and 601.0 MB in the end (delta: 192.2 MB). Peak memory consumption was 398.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:32:50,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 11823.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 714.0 MB in the end (delta: 234.8 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8833.43 ms. Allocated memory is still 1.0 GB. Free memory was 714.0 MB in the beginning and 793.2 MB in the end (delta: -79.2 MB). Peak memory consumption was 194.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5614.02 ms. Allocated memory is still 1.0 GB. Free memory was 793.2 MB in the beginning and 601.0 MB in the end (delta: 192.2 MB). Peak memory consumption was 398.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...