./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a4918a3e8ced9e87b3b269da60e7510b5fd80d06fa3dc765481715bb576ffd3 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:44:18,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:44:18,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:44:18,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:44:18,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:44:18,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:44:18,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:44:18,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:44:18,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:44:18,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:44:18,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:44:18,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:44:18,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:44:18,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:44:18,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:44:18,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:44:18,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:44:18,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:44:18,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:44:18,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:44:18,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:44:18,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:44:18,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:44:18,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:44:18,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:44:18,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:44:18,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:44:18,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:44:18,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:44:18,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:44:18,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:44:18,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:44:18,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:44:18,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:44:18,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:44:18,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:44:18,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:44:18,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:44:18,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:44:18,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:44:18,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:44:18,916 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:44:18,942 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:44:18,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:44:18,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:44:18,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:44:18,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:44:18,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:44:18,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:44:18,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:44:18,954 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:44:18,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:44:18,955 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:44:18,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:44:18,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:44:18,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:44:18,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:44:18,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:44:18,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:44:18,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:44:18,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:44:18,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:44:18,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:44:18,958 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:44:18,958 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:44:18,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:44:18,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:44:18,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a4918a3e8ced9e87b3b269da60e7510b5fd80d06fa3dc765481715bb576ffd3 [2021-12-15 13:44:19,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:44:19,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:44:19,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:44:19,180 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:44:19,181 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:44:19,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-15 13:44:19,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61210126b/5ae511f5bc0f47e0b4fe5a7fa7fc9498/FLAG7d13806bd [2021-12-15 13:44:19,850 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:44:19,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-15 13:44:19,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61210126b/5ae511f5bc0f47e0b4fe5a7fa7fc9498/FLAG7d13806bd [2021-12-15 13:44:20,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61210126b/5ae511f5bc0f47e0b4fe5a7fa7fc9498 [2021-12-15 13:44:20,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:44:20,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:44:20,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:20,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:44:20,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:44:20,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:20" (1/1) ... [2021-12-15 13:44:20,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761269a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:20, skipping insertion in model container [2021-12-15 13:44:20,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:20" (1/1) ... [2021-12-15 13:44:20,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:44:20,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:44:22,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2021-12-15 13:44:22,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2021-12-15 13:44:22,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2021-12-15 13:44:22,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2021-12-15 13:44:22,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:44:22,469 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:44:22,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2021-12-15 13:44:22,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2021-12-15 13:44:22,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2021-12-15 13:44:22,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2021-12-15 13:44:22,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:44:23,145 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:44:23,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23 WrapperNode [2021-12-15 13:44:23,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:23,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:44:23,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:44:23,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:44:23,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:23,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:25,799 INFO L137 Inliner]: procedures = 274, calls = 14113, calls flagged for inlining = 128, calls inlined = 109, statements flattened = 19198 [2021-12-15 13:44:25,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:44:25,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:44:25,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:44:25,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:44:25,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:25,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:26,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:26,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:28,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:28,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:28,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:28,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:44:28,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:44:28,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:44:28,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:44:28,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:23" (1/1) ... [2021-12-15 13:44:28,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:44:28,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:44:28,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:44:28,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:44:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:44:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:44:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2021-12-15 13:44:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2021-12-15 13:44:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-12-15 13:44:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-12-15 13:44:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:44:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2021-12-15 13:44:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2021-12-15 13:44:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:44:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:44:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:44:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:44:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:44:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2021-12-15 13:44:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2021-12-15 13:44:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2021-12-15 13:44:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2021-12-15 13:44:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2021-12-15 13:44:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2021-12-15 13:44:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:44:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:44:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2021-12-15 13:44:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2021-12-15 13:44:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2021-12-15 13:44:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2021-12-15 13:44:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2021-12-15 13:44:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2021-12-15 13:44:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:44:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:44:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2021-12-15 13:44:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2021-12-15 13:44:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:44:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:44:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:44:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:44:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2021-12-15 13:44:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2021-12-15 13:44:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2021-12-15 13:44:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2021-12-15 13:44:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2021-12-15 13:44:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2021-12-15 13:44:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2021-12-15 13:44:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2021-12-15 13:44:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:44:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:44:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:44:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:44:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:44:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:44:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:44:28,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:44:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-12-15 13:44:28,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-12-15 13:44:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:44:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:44:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2021-12-15 13:44:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2021-12-15 13:44:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-15 13:44:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-15 13:44:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2021-12-15 13:44:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2021-12-15 13:44:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:44:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:44:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:44:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:44:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:44:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:44:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:44:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:44:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:44:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:44:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2021-12-15 13:44:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2021-12-15 13:44:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:44:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:44:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:44:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:44:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2021-12-15 13:44:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2021-12-15 13:44:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-12-15 13:44:28,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-12-15 13:44:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2021-12-15 13:44:28,344 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2021-12-15 13:44:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:44:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:44:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:44:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-15 13:44:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-15 13:44:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2021-12-15 13:44:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2021-12-15 13:44:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2021-12-15 13:44:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2021-12-15 13:44:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:44:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:44:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:44:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2021-12-15 13:44:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2021-12-15 13:44:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:44:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:44:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:44:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2021-12-15 13:44:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2021-12-15 13:44:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:44:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:44:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:44:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:44:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-15 13:44:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-15 13:44:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-15 13:44:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-15 13:44:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2021-12-15 13:44:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2021-12-15 13:44:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:44:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:44:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:44:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:44:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:44:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:44:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:44:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2021-12-15 13:44:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2021-12-15 13:44:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:44:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2021-12-15 13:44:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:44:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:44:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2021-12-15 13:44:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2021-12-15 13:44:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2021-12-15 13:44:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2021-12-15 13:44:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:44:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:44:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2021-12-15 13:44:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2021-12-15 13:44:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2021-12-15 13:44:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2021-12-15 13:44:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:44:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:44:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:44:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:44:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2021-12-15 13:44:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2021-12-15 13:44:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2021-12-15 13:44:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2021-12-15 13:44:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2021-12-15 13:44:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2021-12-15 13:44:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2021-12-15 13:44:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2021-12-15 13:44:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:44:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:44:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2021-12-15 13:44:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2021-12-15 13:44:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2021-12-15 13:44:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2021-12-15 13:44:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:44:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:44:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2021-12-15 13:44:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2021-12-15 13:44:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:44:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2021-12-15 13:44:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2021-12-15 13:44:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:44:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:44:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:44:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:44:29,373 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:44:29,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:44:29,515 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:44:29,519 INFO L158 Benchmark]: Toolchain (without parser) took 9262.06ms. Allocated memory was 138.4MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 91.7MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2021-12-15 13:44:29,519 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:44:29,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2888.48ms. Allocated memory was 138.4MB in the beginning and 310.4MB in the end (delta: 172.0MB). Free memory was 91.7MB in the beginning and 159.0MB in the end (delta: -67.3MB). Peak memory consumption was 146.6MB. Max. memory is 16.1GB. [2021-12-15 13:44:29,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 2667.11ms. Allocated memory was 310.4MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 159.0MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 374.7MB. Max. memory is 16.1GB. [2021-12-15 13:44:29,521 INFO L158 Benchmark]: Boogie Preprocessor took 2457.90ms. Allocated memory was 1.6GB in the beginning and 4.2GB in the end (delta: 2.6GB). Free memory was 1.2GB in the beginning and 2.9GB in the end (delta: -1.7GB). Peak memory consumption was 899.2MB. Max. memory is 16.1GB. [2021-12-15 13:44:29,521 INFO L158 Benchmark]: RCFGBuilder took 1245.01ms. Allocated memory is still 4.2GB. Free memory was 2.9GB in the beginning and 3.6GB in the end (delta: -771.3MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-12-15 13:44:29,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2888.48ms. Allocated memory was 138.4MB in the beginning and 310.4MB in the end (delta: 172.0MB). Free memory was 91.7MB in the beginning and 159.0MB in the end (delta: -67.3MB). Peak memory consumption was 146.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2667.11ms. Allocated memory was 310.4MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 159.0MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 374.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2457.90ms. Allocated memory was 1.6GB in the beginning and 4.2GB in the end (delta: 2.6GB). Free memory was 1.2GB in the beginning and 2.9GB in the end (delta: -1.7GB). Peak memory consumption was 899.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.01ms. Allocated memory is still 4.2GB. Free memory was 2.9GB in the beginning and 3.6GB in the end (delta: -771.3MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:44:29,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a4918a3e8ced9e87b3b269da60e7510b5fd80d06fa3dc765481715bb576ffd3 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:44:31,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:44:31,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:44:31,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:44:31,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:44:31,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:44:31,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:44:31,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:44:31,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:44:31,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:44:31,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:44:31,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:44:31,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:44:31,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:44:31,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:44:31,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:44:31,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:44:31,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:44:31,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:44:31,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:44:31,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:44:31,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:44:31,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:44:31,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:44:31,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:44:31,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:44:31,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:44:31,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:44:31,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:44:31,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:44:31,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:44:31,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:44:31,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:44:31,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:44:31,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:44:31,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:44:31,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:44:31,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:44:31,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:44:31,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:44:31,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:44:31,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:44:31,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:44:31,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:44:31,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:44:31,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:44:31,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:44:31,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:44:31,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:44:31,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:44:31,339 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:44:31,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:44:31,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:44:31,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:44:31,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:44:31,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:44:31,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:44:31,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:44:31,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:44:31,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:44:31,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:44:31,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:44:31,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:44:31,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:44:31,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:44:31,347 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:44:31,348 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:44:31,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:44:31,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:44:31,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:44:31,348 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a4918a3e8ced9e87b3b269da60e7510b5fd80d06fa3dc765481715bb576ffd3 [2021-12-15 13:44:31,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:44:31,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:44:31,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:44:31,623 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:44:31,624 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:44:31,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-15 13:44:31,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c76af61/a9f51f4a404b4c09af28acf081712404/FLAG6c464e4a3 [2021-12-15 13:44:32,330 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:44:32,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-15 13:44:32,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c76af61/a9f51f4a404b4c09af28acf081712404/FLAG6c464e4a3 [2021-12-15 13:44:32,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93c76af61/a9f51f4a404b4c09af28acf081712404 [2021-12-15 13:44:32,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:44:32,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:44:32,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:32,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:44:32,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:44:32,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:32" (1/1) ... [2021-12-15 13:44:32,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f0821a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:32, skipping insertion in model container [2021-12-15 13:44:32,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:44:32" (1/1) ... [2021-12-15 13:44:32,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:44:32,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:44:34,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2021-12-15 13:44:34,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2021-12-15 13:44:34,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2021-12-15 13:44:34,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2021-12-15 13:44:34,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:44:34,756 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:44:34,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:44:35,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2021-12-15 13:44:35,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2021-12-15 13:44:35,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2021-12-15 13:44:35,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2021-12-15 13:44:35,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:44:35,288 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:44:35,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[428862,428875] [2021-12-15 13:44:35,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429009,429022] [2021-12-15 13:44:35,818 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429148,429161] [2021-12-15 13:44:35,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[429306,429319] [2021-12-15 13:44:35,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:44:36,032 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:44:36,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36 WrapperNode [2021-12-15 13:44:36,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:44:36,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:44:36,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:44:36,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:44:36,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:36,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:38,283 INFO L137 Inliner]: procedures = 289, calls = 14113, calls flagged for inlining = 128, calls inlined = 109, statements flattened = 19059 [2021-12-15 13:44:38,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:44:38,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:44:38,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:44:38,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:44:38,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:38,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:39,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:39,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:40,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:40,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:40,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:40,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:44:40,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:44:40,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:44:40,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:44:40,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:44:36" (1/1) ... [2021-12-15 13:44:40,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:44:40,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:44:40,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:44:40,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:44:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:44:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:44:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:44:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:44:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2021-12-15 13:44:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2021-12-15 13:44:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~C_INT [2021-12-15 13:44:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~C_INT [2021-12-15 13:44:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:44:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-12-15 13:44:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-12-15 13:44:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:44:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2021-12-15 13:44:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2021-12-15 13:44:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:44:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:44:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:44:40,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:44:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:44:40,882 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:44:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2021-12-15 13:44:40,882 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2021-12-15 13:44:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2021-12-15 13:44:40,883 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2021-12-15 13:44:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2021-12-15 13:44:40,883 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2021-12-15 13:44:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:44:40,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:44:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2021-12-15 13:44:40,883 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2021-12-15 13:44:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2021-12-15 13:44:40,884 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2021-12-15 13:44:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2021-12-15 13:44:40,884 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2021-12-15 13:44:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:44:40,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:44:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2021-12-15 13:44:40,885 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2021-12-15 13:44:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:44:40,885 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:44:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:44:40,885 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:44:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2021-12-15 13:44:40,885 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2021-12-15 13:44:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2021-12-15 13:44:40,886 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2021-12-15 13:44:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2021-12-15 13:44:40,886 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2021-12-15 13:44:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2021-12-15 13:44:40,886 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2021-12-15 13:44:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:44:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:44:40,887 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:44:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:44:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:44:40,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-15 13:44:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:44:40,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:44:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-12-15 13:44:40,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:44:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2021-12-15 13:44:40,889 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2021-12-15 13:44:40,889 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2021-12-15 13:44:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:44:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:44:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:44:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:44:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:44:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:44:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:44:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:44:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:44:40,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:44:40,891 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2021-12-15 13:44:40,891 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2021-12-15 13:44:40,891 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:44:40,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:44:40,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-15 13:44:40,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-15 13:44:40,891 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2021-12-15 13:44:40,892 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2021-12-15 13:44:40,892 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2021-12-15 13:44:40,892 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2021-12-15 13:44:40,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:44:40,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:44:40,892 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2021-12-15 13:44:40,892 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2021-12-15 13:44:40,893 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2021-12-15 13:44:40,893 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2021-12-15 13:44:40,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:44:40,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:44:40,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-15 13:44:40,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-15 13:44:40,893 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2021-12-15 13:44:40,893 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2021-12-15 13:44:40,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:44:40,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:44:40,894 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2021-12-15 13:44:40,894 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2021-12-15 13:44:40,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:44:40,894 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:44:40,894 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:44:40,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:44:40,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:44:40,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:44:40,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-15 13:44:40,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-15 13:44:40,895 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2021-12-15 13:44:40,895 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2021-12-15 13:44:40,895 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:44:40,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:44:40,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:44:40,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:44:40,896 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:44:40,896 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:44:40,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:44:40,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:44:40,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:44:40,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:44:40,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:44:40,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:44:40,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:44:40,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:44:40,897 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2021-12-15 13:44:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2021-12-15 13:44:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:44:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2021-12-15 13:44:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2021-12-15 13:44:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:44:40,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:44:40,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:44:40,899 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:44:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:44:40,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:44:40,899 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2021-12-15 13:44:40,899 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2021-12-15 13:44:40,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:44:40,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:44:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:44:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2021-12-15 13:44:40,900 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2021-12-15 13:44:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2021-12-15 13:44:40,900 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2021-12-15 13:44:40,900 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2021-12-15 13:44:40,900 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2021-12-15 13:44:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:44:40,901 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:44:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-15 13:44:40,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-15 13:44:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2021-12-15 13:44:40,901 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2021-12-15 13:44:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2021-12-15 13:44:40,901 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2021-12-15 13:44:40,901 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2021-12-15 13:44:40,902 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2021-12-15 13:44:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2021-12-15 13:44:40,902 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2021-12-15 13:44:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:44:40,902 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:44:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2021-12-15 13:44:40,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2021-12-15 13:44:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2021-12-15 13:44:40,903 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2021-12-15 13:44:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2021-12-15 13:44:40,903 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2021-12-15 13:44:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:44:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2021-12-15 13:44:40,903 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2021-12-15 13:44:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:44:40,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:44:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~C_INT [2021-12-15 13:44:40,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~C_INT [2021-12-15 13:44:40,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:44:40,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:44:41,827 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:44:41,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:44:41,876 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:44:41,879 INFO L158 Benchmark]: Toolchain (without parser) took 9447.50ms. Allocated memory was 54.5MB in the beginning and 6.2GB in the end (delta: 6.2GB). Free memory was 24.9MB in the beginning and 5.1GB in the end (delta: -5.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-12-15 13:44:41,880 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:44:41,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3598.45ms. Allocated memory was 54.5MB in the beginning and 444.6MB in the end (delta: 390.1MB). Free memory was 24.6MB in the beginning and 289.7MB in the end (delta: -265.1MB). Peak memory consumption was 266.9MB. Max. memory is 16.1GB. [2021-12-15 13:44:41,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 2250.11ms. Allocated memory was 444.6MB in the beginning and 1.2GB in the end (delta: 805.3MB). Free memory was 289.7MB in the beginning and 780.5MB in the end (delta: -490.7MB). Peak memory consumption was 458.3MB. Max. memory is 16.1GB. [2021-12-15 13:44:41,881 INFO L158 Benchmark]: Boogie Preprocessor took 2530.13ms. Allocated memory was 1.2GB in the beginning and 6.2GB in the end (delta: 5.0GB). Free memory was 780.5MB in the beginning and 5.1GB in the end (delta: -4.4GB). Peak memory consumption was 872.4MB. Max. memory is 16.1GB. [2021-12-15 13:44:41,881 INFO L158 Benchmark]: RCFGBuilder took 1062.85ms. Allocated memory is still 6.2GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-15 13:44:41,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3598.45ms. Allocated memory was 54.5MB in the beginning and 444.6MB in the end (delta: 390.1MB). Free memory was 24.6MB in the beginning and 289.7MB in the end (delta: -265.1MB). Peak memory consumption was 266.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2250.11ms. Allocated memory was 444.6MB in the beginning and 1.2GB in the end (delta: 805.3MB). Free memory was 289.7MB in the beginning and 780.5MB in the end (delta: -490.7MB). Peak memory consumption was 458.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2530.13ms. Allocated memory was 1.2GB in the beginning and 6.2GB in the end (delta: 5.0GB). Free memory was 780.5MB in the beginning and 5.1GB in the end (delta: -4.4GB). Peak memory consumption was 872.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1062.85ms. Allocated memory is still 6.2GB. Free memory was 5.1GB in the beginning and 5.1GB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:44:41,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable