./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.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 2311bbf1df147586cece7f6d2865143e63697924 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 2311bbf1df147586cece7f6d2865143e63697924 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:20:01,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:20:01,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:20:01,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:20:01,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:20:01,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:20:01,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:20:01,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:20:01,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:20:01,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:20:01,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:20:01,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:20:01,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:20:01,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:20:01,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:20:01,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:20:01,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:20:01,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:20:01,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:20:01,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:20:01,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:20:01,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:20:01,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:20:01,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:20:01,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:20:01,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:20:01,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:20:01,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:20:01,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:20:01,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:20:01,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:20:01,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:20:01,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:20:01,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:20:01,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:20:01,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:20:01,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:20:01,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:20:01,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:20:01,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:20:01,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:20:01,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:20:01,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:20:01,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:20:02,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:20:02,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:20:02,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:20:02,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:20:02,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:20:02,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:20:02,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:20:02,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:20:02,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:20:02,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:20:02,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:20:02,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:20:02,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:20:02,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:20:02,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:20:02,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:20:02,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:20:02,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:20:02,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:20:02,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:20:02,024 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:20:02,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:20:02,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:20:02,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:20:02,026 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 -> 2311bbf1df147586cece7f6d2865143e63697924 [2019-11-27 17:20:02,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:20:02,682 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:20:02,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:20:02,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:20:02,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:20:02,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 17:20:02,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8f5b24f9/ffd069441f014372b344ce5dccc0be50/FLAG376e9a168 [2019-11-27 17:20:04,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:20:04,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 17:20:04,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8f5b24f9/ffd069441f014372b344ce5dccc0be50/FLAG376e9a168 [2019-11-27 17:20:04,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8f5b24f9/ffd069441f014372b344ce5dccc0be50 [2019-11-27 17:20:04,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:20:04,967 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:20:04,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:20:04,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:20:04,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:20:04,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:20:04" (1/1) ... [2019-11-27 17:20:04,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:04, skipping insertion in model container [2019-11-27 17:20:04,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:20:04" (1/1) ... [2019-11-27 17:20:05,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:20:05,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:20:10,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:20:10,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:20:11,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:20:12,478 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:20:12,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12 WrapperNode [2019-11-27 17:20:12,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:20:12,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:20:12,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:20:12,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:20:12,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:12,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:13,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:20:13,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:20:13,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:20:13,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:20:13,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:13,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:13,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:13,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:14,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:14,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:14,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:12" (1/1) ... [2019-11-27 17:20:14,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:20:14,619 INFO L168 Benchmark]: Toolchain (without parser) took 9648.20 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 779.8 MB in the end (delta: 170.4 MB). Peak memory consumption was 170.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:14,622 INFO L168 Benchmark]: CDTParser took 1.89 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 17:20:14,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7507.77 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 947.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 269.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:14,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 1004.24 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 869.6 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:14,636 INFO L168 Benchmark]: Boogie Preprocessor took 1125.29 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 779.8 MB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:14,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 7507.77 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 947.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 269.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1004.24 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 869.6 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1125.29 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 779.8 MB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 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 0.1.24-509859d [2019-11-27 17:20:18,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:20:18,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:20:18,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:20:18,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:20:18,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:20:18,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:20:18,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:20:18,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:20:18,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:20:18,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:20:18,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:20:18,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:20:18,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:20:18,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:20:18,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:20:18,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:20:18,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:20:18,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:20:18,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:20:18,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:20:18,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:20:18,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:20:18,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:20:18,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:20:18,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:20:18,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:20:18,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:20:18,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:20:18,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:20:18,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:20:18,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:20:18,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:20:18,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:20:18,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:20:18,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:20:18,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:20:18,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:20:18,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:20:18,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:20:18,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:20:18,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:20:19,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:20:19,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:20:19,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:20:19,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:20:19,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:20:19,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:20:19,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:20:19,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:20:19,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:20:19,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:20:19,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:20:19,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:20:19,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:20:19,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:20:19,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:20:19,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:20:19,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:20:19,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:20:19,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:20:19,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:20:19,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:20:19,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:20:19,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:20:19,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:20:19,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:20:19,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:20:19,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:20:19,045 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:20:19,045 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 -> 2311bbf1df147586cece7f6d2865143e63697924 [2019-11-27 17:20:19,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:20:19,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:20:19,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:20:19,826 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:20:19,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:20:19,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 17:20:20,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b24be0b4/8281c902c7834135ad420555c6493cca/FLAG7928cd830 [2019-11-27 17:20:22,011 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:20:22,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 17:20:22,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b24be0b4/8281c902c7834135ad420555c6493cca/FLAG7928cd830 [2019-11-27 17:20:22,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b24be0b4/8281c902c7834135ad420555c6493cca [2019-11-27 17:20:22,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:20:22,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:20:22,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:20:22,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:20:22,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:20:22,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:20:22" (1/1) ... [2019-11-27 17:20:22,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29618a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:22, skipping insertion in model container [2019-11-27 17:20:22,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:20:22" (1/1) ... [2019-11-27 17:20:22,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:20:22,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:20:28,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:20:28,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:20:29,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:20:31,036 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:20:31,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31 WrapperNode [2019-11-27 17:20:31,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:20:31,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:20:31,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:20:31,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:20:31,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:31,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:32,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:20:32,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:20:32,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:20:32,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:20:32,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:32,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:32,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:32,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:33,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:33,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:33,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:20:31" (1/1) ... [2019-11-27 17:20:33,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:20:33,622 INFO L168 Benchmark]: Toolchain (without parser) took 11424.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 746.1 MB in the end (delta: 209.9 MB). Peak memory consumption was 209.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:33,630 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 17:20:33,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8842.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 908.1 MB in the end (delta: 47.8 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:33,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 1231.37 ms. Allocated memory is still 1.0 GB. Free memory was 908.1 MB in the beginning and 835.5 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:33,639 INFO L168 Benchmark]: Boogie Preprocessor took 1338.23 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 746.1 MB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:20:33,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 8842.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 908.1 MB in the end (delta: 47.8 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1231.37 ms. Allocated memory is still 1.0 GB. Free memory was 908.1 MB in the beginning and 835.5 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1338.23 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 746.1 MB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...