./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.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 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:07:36,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:07:36,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:07:36,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:07:36,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:07:36,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:07:36,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:07:36,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:07:36,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:07:36,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:07:36,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:07:36,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:07:36,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:07:36,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:07:36,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:07:36,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:07:36,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:07:36,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:07:36,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:07:36,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:07:36,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:07:36,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:07:36,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:07:36,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:07:36,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:07:36,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:07:36,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:07:36,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:07:36,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:07:36,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:07:36,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:07:36,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:07:36,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:07:36,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:07:36,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:07:36,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:07:36,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:07:36,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:07:36,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:07:36,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:07:36,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:07:36,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:07:36,393 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:07:36,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:07:36,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:07:36,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:07:36,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:07:36,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:07:36,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:07:36,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:07:36,395 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:07:36,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:07:36,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:07:36,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:07:36,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:07:36,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:07:36,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:07:36,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:36,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:07:36,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:07:36,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:07:36,399 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d [2021-12-15 13:07:36,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:07:36,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:07:36,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:07:36,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:07:36,580 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:07:36,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-12-15 13:07:36,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bef60674/a34d7d9e829e43d78ad06d0363b2c44c/FLAGa97d5f023 [2021-12-15 13:07:37,176 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:07:37,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-12-15 13:07:37,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bef60674/a34d7d9e829e43d78ad06d0363b2c44c/FLAGa97d5f023 [2021-12-15 13:07:37,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bef60674/a34d7d9e829e43d78ad06d0363b2c44c [2021-12-15 13:07:37,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:07:37,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:07:37,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:37,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:07:37,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:07:37,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:37" (1/1) ... [2021-12-15 13:07:37,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683ff245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:37, skipping insertion in model container [2021-12-15 13:07:37,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:37" (1/1) ... [2021-12-15 13:07:37,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:07:37,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:07:38,154 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2021-12-15 13:07:38,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:38,582 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:07:38,704 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2021-12-15 13:07:38,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:38,899 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:07:38,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38 WrapperNode [2021-12-15 13:07:38,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:38,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:38,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:07:38,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:07:38,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:38,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,030 INFO L137 Inliner]: procedures = 180, calls = 1285, calls flagged for inlining = 87, calls inlined = 41, statements flattened = 1748 [2021-12-15 13:07:39,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:39,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:07:39,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:07:39,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:07:39,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:07:39,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:07:39,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:07:39,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:07:39,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:38" (1/1) ... [2021-12-15 13:07:39,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:39,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:07:39,189 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 13:07:39,211 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 13:07:39,234 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:07:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-15 13:07:39,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:07:39,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:07:39,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:07:39,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:07:39,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-15 13:07:39,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-15 13:07:39,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:07:39,239 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-15 13:07:39,239 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-15 13:07:39,556 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:07:39,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:07:39,889 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:07:39,898 INFO L158 Benchmark]: Toolchain (without parser) took 2530.39ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 69.5MB in the beginning and 63.4MB in the end (delta: 6.0MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2021-12-15 13:07:39,899 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 36.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:07:39,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1533.46ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 69.2MB in the beginning and 85.9MB in the end (delta: -16.6MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2021-12-15 13:07:39,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.75ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 75.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:39,904 INFO L158 Benchmark]: Boogie Preprocessor took 112.43ms. Allocated memory is still 146.8MB. Free memory was 74.8MB in the beginning and 64.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:39,905 INFO L158 Benchmark]: RCFGBuilder took 750.57ms. Allocated memory is still 146.8MB. Free memory was 64.3MB in the beginning and 63.4MB in the end (delta: 864.2kB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-12-15 13:07:39,908 INFO L339 ainManager$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 79.7MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 36.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1533.46ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 69.2MB in the beginning and 85.9MB in the end (delta: -16.6MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.75ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 75.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.43ms. Allocated memory is still 146.8MB. Free memory was 74.8MB in the beginning and 64.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 750.57ms. Allocated memory is still 146.8MB. Free memory was 64.3MB in the beginning and 63.4MB in the end (delta: 864.2kB). Peak memory consumption was 24.7MB. 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 13:07:39,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.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 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:07:41,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:07:41,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:07:41,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:07:41,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:07:41,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:07:41,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:07:41,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:07:41,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:07:41,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:07:41,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:07:41,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:07:41,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:07:41,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:07:41,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:07:41,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:07:41,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:07:41,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:07:41,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:07:41,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:07:41,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:07:41,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:07:41,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:07:41,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:07:41,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:07:41,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:07:41,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:07:41,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:07:41,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:07:41,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:07:41,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:07:41,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:07:41,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:07:41,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:07:41,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:07:41,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:07:41,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:07:41,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:07:41,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:07:41,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:07:41,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:07:41,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:07:41,753 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:07:41,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:07:41,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:07:41,755 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:07:41,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:07:41,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:07:41,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:07:41,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:07:41,757 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:07:41,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:07:41,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:07:41,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:07:41,759 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:07:41,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:07:41,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:07:41,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:07:41,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:07:41,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:41,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:07:41,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:07:41,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:07:41,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:07:41,761 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d [2021-12-15 13:07:42,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:07:42,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:07:42,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:07:42,030 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:07:42,031 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:07:42,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-12-15 13:07:42,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004293ab/f9980cf654f84249be35fb40561fcb28/FLAG3d647022e [2021-12-15 13:07:42,727 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:07:42,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-12-15 13:07:42,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004293ab/f9980cf654f84249be35fb40561fcb28/FLAG3d647022e [2021-12-15 13:07:43,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004293ab/f9980cf654f84249be35fb40561fcb28 [2021-12-15 13:07:43,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:07:43,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:07:43,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:43,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:07:43,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:07:43,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:43" (1/1) ... [2021-12-15 13:07:43,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c8cd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:43, skipping insertion in model container [2021-12-15 13:07:43,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:43" (1/1) ... [2021-12-15 13:07:43,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:07:43,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:07:43,822 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2021-12-15 13:07:44,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:44,262 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:07:44,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:07:44,399 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2021-12-15 13:07:44,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:44,531 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:07:44,664 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2021-12-15 13:07:44,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:44,895 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:07:44,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44 WrapperNode [2021-12-15 13:07:44,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:44,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:44,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:07:44,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:07:44,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:44,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,032 INFO L137 Inliner]: procedures = 195, calls = 1285, calls flagged for inlining = 87, calls inlined = 41, statements flattened = 1694 [2021-12-15 13:07:45,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:45,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:07:45,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:07:45,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:07:45,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:07:45,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:07:45,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:07:45,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:07:45,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:44" (1/1) ... [2021-12-15 13:07:45,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:45,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:07:45,216 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 13:07:45,233 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 13:07:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:07:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2021-12-15 13:07:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2021-12-15 13:07:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:07:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:07:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:07:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:07:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:07:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:07:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:07:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:07:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:07:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:07:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:07:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:07:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:07:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2021-12-15 13:07:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2021-12-15 13:07:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-15 13:07:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-15 13:07:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2021-12-15 13:07:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2021-12-15 13:07:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:07:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:07:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:07:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:07:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:07:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:07:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:07:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:07:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2021-12-15 13:07:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2021-12-15 13:07:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:07:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:07:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:07:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:07:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:07:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:07:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-15 13:07:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:07:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:07:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:07:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:07:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:07:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:07:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-15 13:07:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-15 13:07:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:07:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:07:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:07:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:07:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2021-12-15 13:07:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2021-12-15 13:07:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:07:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:07:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-15 13:07:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-15 13:07:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:07:45,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:07:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:07:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:07:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-12-15 13:07:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-12-15 13:07:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:07:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2021-12-15 13:07:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2021-12-15 13:07:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:07:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:07:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:07:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:07:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:07:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2021-12-15 13:07:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2021-12-15 13:07:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-15 13:07:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-15 13:07:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:07:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:07:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:07:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:07:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-15 13:07:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-15 13:07:45,647 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:07:45,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:07:47,048 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:07:47,050 INFO L158 Benchmark]: Toolchain (without parser) took 3929.98ms. Allocated memory was 60.8MB in the beginning and 281.0MB in the end (delta: 220.2MB). Free memory was 29.2MB in the beginning and 213.0MB in the end (delta: -183.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:47,051 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:07:47,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1772.81ms. Allocated memory was 60.8MB in the beginning and 140.5MB in the end (delta: 79.7MB). Free memory was 29.0MB in the beginning and 71.4MB in the end (delta: -42.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2021-12-15 13:07:47,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.42ms. Allocated memory is still 140.5MB. Free memory was 71.4MB in the beginning and 59.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:47,051 INFO L158 Benchmark]: Boogie Preprocessor took 157.00ms. Allocated memory is still 140.5MB. Free memory was 59.6MB in the beginning and 73.9MB in the end (delta: -14.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:47,052 INFO L158 Benchmark]: RCFGBuilder took 1858.43ms. Allocated memory was 140.5MB in the beginning and 281.0MB in the end (delta: 140.5MB). Free memory was 73.9MB in the beginning and 213.0MB in the end (delta: -139.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-12-15 13:07:47,053 INFO L339 ainManager$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 60.8MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1772.81ms. Allocated memory was 60.8MB in the beginning and 140.5MB in the end (delta: 79.7MB). Free memory was 29.0MB in the beginning and 71.4MB in the end (delta: -42.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.42ms. Allocated memory is still 140.5MB. Free memory was 71.4MB in the beginning and 59.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.00ms. Allocated memory is still 140.5MB. Free memory was 59.6MB in the beginning and 73.9MB in the end (delta: -14.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1858.43ms. Allocated memory was 140.5MB in the beginning and 281.0MB in the end (delta: 140.5MB). Free memory was 73.9MB in the beginning and 213.0MB in the end (delta: -139.0MB). Peak memory consumption was 32.2MB. 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 13:07:47,088 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