./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 da95e156 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-da95e15 [2019-11-27 10:57:36,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:57:36,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:57:36,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:57:36,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:57:36,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:57:36,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:57:36,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:57:36,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:57:36,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:57:36,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:57:36,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:57:36,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:57:36,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:57:36,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:57:36,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:57:36,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:57:36,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:57:36,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:57:36,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:57:36,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:57:36,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:57:36,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:57:36,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:57:36,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:57:36,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:57:36,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:57:36,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:57:36,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:57:36,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:57:36,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:57:36,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:57:36,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:57:36,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:57:36,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:57:36,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:57:36,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:57:36,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:57:36,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:57:36,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:57:36,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:57:36,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:57:36,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:57:36,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:57:36,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:57:36,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:57:36,627 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:57:36,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:57:36,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:57:36,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:57:36,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:57:36,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:57:36,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:57:36,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:57:36,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:57:36,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:57:36,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:57:36,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:57:36,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:57:36,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:57:36,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:57:36,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:57:36,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:57:36,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:57:36,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:57:36,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:57:36,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:57:36,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:57:36,636 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 10:57:37,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:57:37,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:57:37,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:57:37,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:57:37,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:57:37,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 10:57:37,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97af44e92/295b8d91f1ff4e76a2b0395b201d1ef7/FLAGf76ffe508 [2019-11-27 10:57:38,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:57:38,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2019-11-27 10:57:38,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97af44e92/295b8d91f1ff4e76a2b0395b201d1ef7/FLAGf76ffe508 [2019-11-27 10:57:38,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97af44e92/295b8d91f1ff4e76a2b0395b201d1ef7 [2019-11-27 10:57:38,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:57:38,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:57:38,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:57:38,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:57:38,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:57:38,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:57:38" (1/1) ... [2019-11-27 10:57:38,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ac5b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:38, skipping insertion in model container [2019-11-27 10:57:38,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:57:38" (1/1) ... [2019-11-27 10:57:38,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:57:39,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:57:43,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:57:43,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:57:43,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:57:44,656 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:57:44,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44 WrapperNode [2019-11-27 10:57:44,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:57:44,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:57:44,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:57:44,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:57:44,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:44,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:57:45,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:57:45,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:57:45,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:57:45,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:45,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:46,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:44" (1/1) ... [2019-11-27 10:57:46,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:57:46,156 INFO L168 Benchmark]: Toolchain (without parser) took 7327.22 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 774.7 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:46,157 INFO L168 Benchmark]: CDTParser took 0.66 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 10:57:46,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5827.33 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 936.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:46,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 685.63 ms. Allocated memory is still 1.0 GB. Free memory was 936.9 MB in the beginning and 859.3 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:46,166 INFO L168 Benchmark]: Boogie Preprocessor took 802.53 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 774.7 MB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:46,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 5827.33 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 936.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 685.63 ms. Allocated memory is still 1.0 GB. Free memory was 936.9 MB in the beginning and 859.3 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 802.53 ms. Allocated memory is still 1.0 GB. Free memory was 859.3 MB in the beginning and 774.7 MB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 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-da95e15 [2019-11-27 10:57:49,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:57:49,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:57:49,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:57:49,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:57:49,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:57:49,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:57:49,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:57:49,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:57:49,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:57:49,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:57:49,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:57:49,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:57:49,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:57:49,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:57:49,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:57:49,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:57:49,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:57:49,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:57:49,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:57:49,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:57:49,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:57:49,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:57:49,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:57:49,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:57:49,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:57:49,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:57:49,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:57:49,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:57:49,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:57:49,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:57:49,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:57:49,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:57:49,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:57:49,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:57:49,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:57:49,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:57:49,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:57:49,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:57:49,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:57:49,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:57:49,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:57:49,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:57:49,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:57:49,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:57:49,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:57:49,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:57:49,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:57:49,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:57:49,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:57:49,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:57:49,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:57:49,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:57:49,213 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:57:49,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:57:49,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:57:49,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:57:49,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:57:49,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:57:49,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:57:49,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:57:49,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:57:49,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:57:49,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:57:49,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:57:49,218 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:57:49,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:57:49,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:57:49,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:57:49,221 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:57:49,221 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 10:57:49,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:57:49,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:57:49,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:57:49,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:57:49,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:57:49,758 INFO L428 ainManager$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 10:57:49,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca51f4af2/71634b5aa2f34f37be3b417e9d6cb0e1/FLAG026f5afb3 [2019-11-27 10:57:51,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:57:51,115 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 10:57:51,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca51f4af2/71634b5aa2f34f37be3b417e9d6cb0e1/FLAG026f5afb3 [2019-11-27 10:57:51,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca51f4af2/71634b5aa2f34f37be3b417e9d6cb0e1 [2019-11-27 10:57:51,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:57:51,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:57:51,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:57:51,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:57:51,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:57:51,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:57:51" (1/1) ... [2019-11-27 10:57:51,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ac5b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:51, skipping insertion in model container [2019-11-27 10:57:51,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:57:51" (1/1) ... [2019-11-27 10:57:51,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:57:51,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:57:55,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:57:55,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:57:56,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:57:57,072 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:57:57,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57 WrapperNode [2019-11-27 10:57:57,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:57:57,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:57:57,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:57:57,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:57:57,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:57,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:57,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:57:57,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:57:57,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:57:57,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:57:57,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:57,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:57,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:57,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:58,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:58,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:58,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:57:57" (1/1) ... [2019-11-27 10:57:58,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:57:58,673 INFO L168 Benchmark]: Toolchain (without parser) took 7225.10 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 748.1 MB in the end (delta: 200.7 MB). Peak memory consumption was 200.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:58,677 INFO L168 Benchmark]: CDTParser took 0.23 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 10:57:58,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5621.21 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 913.7 MB in the end (delta: 35.1 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:58,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 679.61 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 841.1 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:58,682 INFO L168 Benchmark]: Boogie Preprocessor took 912.30 ms. Allocated memory is still 1.0 GB. Free memory was 841.1 MB in the beginning and 748.1 MB in the end (delta: 93.0 MB). Peak memory consumption was 93.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:57:58,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 5621.21 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 913.7 MB in the end (delta: 35.1 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 679.61 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 841.1 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 912.30 ms. Allocated memory is still 1.0 GB. Free memory was 841.1 MB in the beginning and 748.1 MB in the end (delta: 93.0 MB). Peak memory consumption was 93.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...