./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa270183f30c4108ea2b2e80e3a005f959ee3ae47a4a31957eaa79c7226d5c4e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:16:08,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:16:08,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:16:08,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:16:08,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:16:08,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:16:08,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:16:08,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:16:08,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:16:08,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:16:08,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:16:08,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:16:08,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:16:09,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:16:09,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:16:09,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:16:09,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:16:09,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:16:09,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:16:09,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:16:09,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:16:09,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:16:09,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:16:09,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:16:09,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:16:09,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:16:09,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:16:09,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:16:09,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:16:09,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:16:09,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:16:09,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:16:09,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:16:09,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:16:09,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:16:09,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:16:09,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:16:09,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:16:09,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:16:09,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:16:09,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:16:09,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:16:09,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:16:09,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:16:09,088 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:16:09,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:16:09,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:16:09,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:16:09,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:16:09,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:16:09,090 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:16:09,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:16:09,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:16:09,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:16:09,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:16:09,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:16:09,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:16:09,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:16:09,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:16:09,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:16:09,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:16:09,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:16:09,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:16:09,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:16:09,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:16:09,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:16:09,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:16:09,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa270183f30c4108ea2b2e80e3a005f959ee3ae47a4a31957eaa79c7226d5c4e [2021-12-15 13:16:09,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:16:09,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:16:09,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:16:09,321 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:16:09,321 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:16:09,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2021-12-15 13:16:09,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425978121/a866bc8eca3141b9aa39b9a4afca6bc6/FLAGd959203a8 [2021-12-15 13:16:09,949 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:16:09,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2021-12-15 13:16:09,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425978121/a866bc8eca3141b9aa39b9a4afca6bc6/FLAGd959203a8 [2021-12-15 13:16:10,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425978121/a866bc8eca3141b9aa39b9a4afca6bc6 [2021-12-15 13:16:10,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:16:10,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:16:10,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:16:10,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:16:10,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:16:10,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:16:10" (1/1) ... [2021-12-15 13:16:10,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac54769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:10, skipping insertion in model container [2021-12-15 13:16:10,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:16:10" (1/1) ... [2021-12-15 13:16:10,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:16:10,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:16:11,338 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2021-12-15 13:16:11,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:16:11,556 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:16:11,799 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2021-12-15 13:16:11,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:16:11,873 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:16:11,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11 WrapperNode [2021-12-15 13:16:11,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:16:11,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:16:11,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:16:11,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:16:11,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:11,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,060 INFO L137 Inliner]: procedures = 225, calls = 1809, calls flagged for inlining = 92, calls inlined = 81, statements flattened = 3779 [2021-12-15 13:16:12,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:16:12,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:16:12,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:16:12,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:16:12,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:16:12,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:16:12,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:16:12,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:16:12,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:11" (1/1) ... [2021-12-15 13:16:12,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:16:12,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:16:12,281 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 13:16:12,295 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 13:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:16:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:16:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_semusb_of_ttusb [2021-12-15 13:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_semusb_of_ttusb [2021-12-15 13:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2021-12-15 13:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2021-12-15 13:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:16:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:16:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:16:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:16:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:16:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-12-15 13:16:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-12-15 13:16:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:16:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:16:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:16:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:16:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2021-12-15 13:16:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2021-12-15 13:16:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:16:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:16:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:16:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:16:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:16:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure tda1004x_writereg [2021-12-15 13:16:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure tda1004x_writereg [2021-12-15 13:16:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:16:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:16:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:16:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-15 13:16:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-15 13:16:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:16:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_semi2c_of_ttusb [2021-12-15 13:16:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_semi2c_of_ttusb [2021-12-15 13:16:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:16:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:16:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:16:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:16:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:16:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:16:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:16:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-15 13:16:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-15 13:16:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:16:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure master_xfer [2021-12-15 13:16:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure master_xfer [2021-12-15 13:16:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-15 13:16:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-15 13:16:12,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:16:12,315 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2021-12-15 13:16:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2021-12-15 13:16:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:16:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:16:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-15 13:16:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-15 13:16:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:16:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:16:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_stop_iso_xfer [2021-12-15 13:16:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_stop_iso_xfer [2021-12-15 13:16:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:16:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:16:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:16:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-15 13:16:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-15 13:16:12,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:16:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:16:12,318 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_cmd [2021-12-15 13:16:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_cmd [2021-12-15 13:16:12,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:16:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:16:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-12-15 13:16:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-12-15 13:16:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2021-12-15 13:16:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2021-12-15 13:16:12,320 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-15 13:16:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-15 13:16:12,320 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-12-15 13:16:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-12-15 13:16:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_result [2021-12-15 13:16:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_result [2021-12-15 13:16:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_semi2c_of_ttusb [2021-12-15 13:16:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_semi2c_of_ttusb [2021-12-15 13:16:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:16:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_free_iso_urbs [2021-12-15 13:16:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_free_iso_urbs [2021-12-15 13:16:12,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:16:12,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:16:12,840 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:16:12,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:16:13,348 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:16:13,351 INFO L158 Benchmark]: Toolchain (without parser) took 3216.82ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 51.7MB in the beginning and 60.2MB in the end (delta: -8.5MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2021-12-15 13:16:13,354 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 94.4MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:16:13,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1739.11ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 51.5MB in the beginning and 71.8MB in the end (delta: -20.3MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-12-15 13:16:13,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.31ms. Allocated memory is still 167.8MB. Free memory was 71.8MB in the beginning and 85.0MB in the end (delta: -13.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-12-15 13:16:13,356 INFO L158 Benchmark]: Boogie Preprocessor took 153.50ms. Allocated memory is still 167.8MB. Free memory was 85.0MB in the beginning and 61.5MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:16:13,357 INFO L158 Benchmark]: RCFGBuilder took 1134.67ms. Allocated memory is still 167.8MB. Free memory was 61.5MB in the beginning and 60.2MB in the end (delta: 1.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2021-12-15 13:16:13,359 INFO L339 ainManager$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 94.4MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1739.11ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 51.5MB in the beginning and 71.8MB in the end (delta: -20.3MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.31ms. Allocated memory is still 167.8MB. Free memory was 71.8MB in the beginning and 85.0MB in the end (delta: -13.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.50ms. Allocated memory is still 167.8MB. Free memory was 85.0MB in the beginning and 61.5MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1134.67ms. Allocated memory is still 167.8MB. Free memory was 61.5MB in the beginning and 60.2MB in the end (delta: 1.3MB). Peak memory consumption was 20.7MB. 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 13:16:13,396 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa270183f30c4108ea2b2e80e3a005f959ee3ae47a4a31957eaa79c7226d5c4e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:16:15,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:16:15,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:16:15,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:16:15,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:16:15,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:16:15,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:16:15,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:16:15,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:16:15,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:16:15,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:16:15,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:16:15,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:16:15,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:16:15,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:16:15,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:16:15,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:16:15,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:16:15,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:16:15,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:16:15,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:16:15,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:16:15,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:16:15,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:16:15,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:16:15,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:16:15,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:16:15,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:16:15,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:16:15,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:16:15,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:16:15,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:16:15,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:16:15,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:16:15,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:16:15,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:16:15,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:16:15,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:16:15,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:16:15,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:16:15,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:16:15,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:16:15,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:16:15,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:16:15,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:16:15,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:16:15,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:16:15,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:16:15,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:16:15,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:16:15,243 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:16:15,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:16:15,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:16:15,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:16:15,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:16:15,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:16:15,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:16:15,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:16:15,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:16:15,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:16:15,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:16:15,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:16:15,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:16:15,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:16:15,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:16:15,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:16:15,248 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa270183f30c4108ea2b2e80e3a005f959ee3ae47a4a31957eaa79c7226d5c4e [2021-12-15 13:16:15,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:16:15,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:16:15,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:16:15,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:16:15,528 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:16:15,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2021-12-15 13:16:15,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970d7a0a1/9a9f8f5090e9446eb606c0a47cbdabfb/FLAG492d3be92 [2021-12-15 13:16:16,271 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:16:16,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2021-12-15 13:16:16,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970d7a0a1/9a9f8f5090e9446eb606c0a47cbdabfb/FLAG492d3be92 [2021-12-15 13:16:16,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970d7a0a1/9a9f8f5090e9446eb606c0a47cbdabfb [2021-12-15 13:16:16,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:16:16,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:16:16,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:16:16,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:16:16,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:16:16,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:16:16" (1/1) ... [2021-12-15 13:16:16,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7187c49f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:16, skipping insertion in model container [2021-12-15 13:16:16,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:16:16" (1/1) ... [2021-12-15 13:16:16,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:16:16,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:16:17,723 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2021-12-15 13:16:17,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:16:17,969 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:16:18,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:16:18,286 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2021-12-15 13:16:18,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:16:18,323 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:16:18,688 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2021-12-15 13:16:18,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:16:18,820 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:16:18,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18 WrapperNode [2021-12-15 13:16:18,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:16:18,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:16:18,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:16:18,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:16:18,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:18,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,010 INFO L137 Inliner]: procedures = 240, calls = 1809, calls flagged for inlining = 92, calls inlined = 81, statements flattened = 3663 [2021-12-15 13:16:19,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:16:19,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:16:19,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:16:19,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:16:19,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:16:19,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:16:19,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:16:19,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:16:19,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:16:18" (1/1) ... [2021-12-15 13:16:19,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:16:19,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:16:19,207 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 13:16:19,240 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 13:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:16:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:16:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:16:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:16:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_semusb_of_ttusb [2021-12-15 13:16:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_semusb_of_ttusb [2021-12-15 13:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2021-12-15 13:16:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2021-12-15 13:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:16:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:16:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:16:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-12-15 13:16:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-12-15 13:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:16:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:16:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2021-12-15 13:16:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2021-12-15 13:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:16:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure tda1004x_writereg [2021-12-15 13:16:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure tda1004x_writereg [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:16:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-15 13:16:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-15 13:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:16:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:16:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_semi2c_of_ttusb [2021-12-15 13:16:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_semi2c_of_ttusb [2021-12-15 13:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:16:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:16:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-12-15 13:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure master_xfer [2021-12-15 13:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure master_xfer [2021-12-15 13:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-15 13:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-15 13:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2021-12-15 13:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2021-12-15 13:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:16:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-15 13:16:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-15 13:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:16:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_stop_iso_xfer [2021-12-15 13:16:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_stop_iso_xfer [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:16:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-15 13:16:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-15 13:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:16:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_cmd [2021-12-15 13:16:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_cmd [2021-12-15 13:16:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:16:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:16:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:16:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:16:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:16:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-12-15 13:16:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-12-15 13:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2021-12-15 13:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2021-12-15 13:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-15 13:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-15 13:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-12-15 13:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-12-15 13:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_result [2021-12-15 13:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_result [2021-12-15 13:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_semi2c_of_ttusb [2021-12-15 13:16:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_semi2c_of_ttusb [2021-12-15 13:16:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:16:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_free_iso_urbs [2021-12-15 13:16:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_free_iso_urbs [2021-12-15 13:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:16:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:16:19,817 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:16:19,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:16:22,127 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:16:22,130 INFO L158 Benchmark]: Toolchain (without parser) took 5728.91ms. Allocated memory was 65.0MB in the beginning and 234.9MB in the end (delta: 169.9MB). Free memory was 42.1MB in the beginning and 119.9MB in the end (delta: -77.7MB). Peak memory consumption was 126.9MB. Max. memory is 16.1GB. [2021-12-15 13:16:22,130 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:16:22,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2419.13ms. Allocated memory was 65.0MB in the beginning and 234.9MB in the end (delta: 169.9MB). Free memory was 41.9MB in the beginning and 162.6MB in the end (delta: -120.6MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2021-12-15 13:16:22,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.74ms. Allocated memory is still 234.9MB. Free memory was 162.6MB in the beginning and 140.5MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:16:22,131 INFO L158 Benchmark]: Boogie Preprocessor took 167.75ms. Allocated memory is still 234.9MB. Free memory was 140.5MB in the beginning and 115.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:16:22,132 INFO L158 Benchmark]: RCFGBuilder took 2948.25ms. Allocated memory is still 234.9MB. Free memory was 114.3MB in the beginning and 119.9MB in the end (delta: -5.5MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2021-12-15 13:16:22,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2419.13ms. Allocated memory was 65.0MB in the beginning and 234.9MB in the end (delta: 169.9MB). Free memory was 41.9MB in the beginning and 162.6MB in the end (delta: -120.6MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.74ms. Allocated memory is still 234.9MB. Free memory was 162.6MB in the beginning and 140.5MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.75ms. Allocated memory is still 234.9MB. Free memory was 140.5MB in the beginning and 115.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2948.25ms. Allocated memory is still 234.9MB. Free memory was 114.3MB in the beginning and 119.9MB in the end (delta: -5.5MB). Peak memory consumption was 30.1MB. 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 13:16:22,168 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