./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-usb-pegasus.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-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.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 71325dbccf83b3929053db259b26b768ab9e5875 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:05:37,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:05:37,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:05:37,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:05:37,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:05:37,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:05:37,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:05:37,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:05:37,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:05:37,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:05:37,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:05:37,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:05:37,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:05:37,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:05:37,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:05:37,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:05:37,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:05:37,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:05:37,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:05:37,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:05:37,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:05:37,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:05:37,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:05:37,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:05:37,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:05:37,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:05:37,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:05:37,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:05:37,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:05:37,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:05:37,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:05:37,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:05:37,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:05:37,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:05:37,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:05:37,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:05:37,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:05:37,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:05:37,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:05:37,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:05:37,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:05:37,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:05:38,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:05:38,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:05:38,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:05:38,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:05:38,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:05:38,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:05:38,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:05:38,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:05:38,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:05:38,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:05:38,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:05:38,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:05:38,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:05:38,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:05:38,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:05:38,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:05:38,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:05:38,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:05:38,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:05:38,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:05:38,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:05:38,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:05:38,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:05:38,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:05:38,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:05:38,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:05:38,022 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 -> 71325dbccf83b3929053db259b26b768ab9e5875 [2019-11-16 22:05:38,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:05:38,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:05:38,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:05:38,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:05:38,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:05:38,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2019-11-16 22:05:38,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aece39588/88a467dbf55c4fb68ea1b0950b836e03/FLAG309c62b96 [2019-11-16 22:05:40,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:05:40,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2019-11-16 22:05:41,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aece39588/88a467dbf55c4fb68ea1b0950b836e03/FLAG309c62b96 [2019-11-16 22:05:41,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aece39588/88a467dbf55c4fb68ea1b0950b836e03 [2019-11-16 22:05:41,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:05:41,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:05:41,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:05:41,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:05:41,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:05:41,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:05:41" (1/1) ... [2019-11-16 22:05:41,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3864d430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:41, skipping insertion in model container [2019-11-16 22:05:41,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:05:41" (1/1) ... [2019-11-16 22:05:41,129 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:05:41,480 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:05:46,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:05:46,873 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:05:47,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:05:48,962 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:05:48,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48 WrapperNode [2019-11-16 22:05:48,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:05:48,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:05:48,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:05:48,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:05:48,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:49,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:50,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:05:50,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:05:50,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:05:50,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:05:50,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:50,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:50,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:50,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:50,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:51,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:51,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:48" (1/1) ... [2019-11-16 22:05:51,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:05:51,409 INFO L168 Benchmark]: Toolchain (without parser) took 10321.84 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 683.9 MB in the end (delta: 266.3 MB). Peak memory consumption was 266.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:51,411 INFO L168 Benchmark]: CDTParser took 1.85 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 22:05:51,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7880.14 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 896.1 MB in the end (delta: 54.1 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:51,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 1100.95 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 783.5 MB in the end (delta: 112.6 MB). Peak memory consumption was 112.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:51,421 INFO L168 Benchmark]: Boogie Preprocessor took 1334.84 ms. Allocated memory is still 1.0 GB. Free memory was 783.5 MB in the beginning and 683.9 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:51,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 7880.14 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 896.1 MB in the end (delta: 54.1 MB). Peak memory consumption was 270.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1100.95 ms. Allocated memory is still 1.0 GB. Free memory was 896.1 MB in the beginning and 783.5 MB in the end (delta: 112.6 MB). Peak memory consumption was 112.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1334.84 ms. Allocated memory is still 1.0 GB. Free memory was 783.5 MB in the beginning and 683.9 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...