./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--net--wireless--p54--p54usb.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--net--wireless--p54--p54usb.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 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:17:41,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:17:41,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:17:41,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:17:41,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:17:41,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:17:41,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:17:41,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:17:41,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:17:41,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:17:41,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:17:41,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:17:41,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:17:41,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:17:41,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:17:41,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:17:41,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:17:41,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:17:41,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:17:41,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:17:41,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:17:41,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:17:41,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:17:41,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:17:41,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:17:41,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:17:41,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:17:41,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:17:41,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:17:41,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:17:41,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:17:41,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:17:41,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:17:41,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:17:41,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:17:41,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:17:41,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:17:41,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:17:41,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:17:41,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:17:41,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:17:41,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:17:41,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:17:41,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:17:41,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:17:41,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:17:41,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:17:41,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:17:41,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:17:41,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:17:41,776 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:17:41,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:17:41,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:17:41,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:17:41,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:17:41,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:17:41,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:17:41,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:17:41,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:17:41,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:17:41,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:17:41,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:17:41,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:17:41,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:17:41,780 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:17:41,780 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:17:41,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:17:41,781 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:17:41,781 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab [2021-12-15 13:17:41,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:17:41,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:17:41,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:17:41,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:17:41,958 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:17:41,958 INFO L432 ainManager$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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2021-12-15 13:17:42,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ef2f02d/67928f5275594a3c91a27a5b4e7c525a/FLAG66614dc22 [2021-12-15 13:17:42,669 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:17:42,670 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2021-12-15 13:17:42,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ef2f02d/67928f5275594a3c91a27a5b4e7c525a/FLAG66614dc22 [2021-12-15 13:17:42,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ef2f02d/67928f5275594a3c91a27a5b4e7c525a [2021-12-15 13:17:42,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:17:42,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:17:42,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:17:42,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:17:42,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:17:42,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:17:42" (1/1) ... [2021-12-15 13:17:42,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33eaef6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:42, skipping insertion in model container [2021-12-15 13:17:42,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:17:42" (1/1) ... [2021-12-15 13:17:42,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:17:42,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:17:44,240 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2021-12-15 13:17:44,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:17:44,385 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:17:44,605 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2021-12-15 13:17:44,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:17:44,680 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:17:44,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44 WrapperNode [2021-12-15 13:17:44,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:17:44,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:17:44,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:17:44,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:17:44,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,877 INFO L137 Inliner]: procedures = 217, calls = 1688, calls flagged for inlining = 75, calls inlined = 52, statements flattened = 3526 [2021-12-15 13:17:44,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:17:44,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:17:44,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:17:44,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:17:44,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:44,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:45,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:45,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:45,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:17:45,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:17:45,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:17:45,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:17:45,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:44" (1/1) ... [2021-12-15 13:17:45,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:17:45,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:17:45,083 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 13:17:45,089 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 13:17:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:17:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:17:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:17:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:17:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:17:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:17:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:17:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:17:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:17:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:17:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-12-15 13:17:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-12-15 13:17:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-12-15 13:17:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-12-15 13:17:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2021-12-15 13:17:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2021-12-15 13:17:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2021-12-15 13:17:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2021-12-15 13:17:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:17:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:17:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:17:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:17:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:17:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:17:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:17:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:17:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:17:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-15 13:17:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:17:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:17:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2021-12-15 13:17:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2021-12-15 13:17:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-12-15 13:17:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-12-15 13:17:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:17:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:17:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2021-12-15 13:17:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2021-12-15 13:17:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:17:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:17:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-12-15 13:17:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-12-15 13:17:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2021-12-15 13:17:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2021-12-15 13:17:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:17:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:17:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:17:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:17:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:17:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2021-12-15 13:17:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2021-12-15 13:17:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:17:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-15 13:17:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-15 13:17:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:17:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2021-12-15 13:17:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2021-12-15 13:17:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:17:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:17:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:17:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:17:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:17:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:17:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-15 13:17:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-15 13:17:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:17:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2021-12-15 13:17:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2021-12-15 13:17:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:17:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:17:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:17:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:17:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:17:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:17:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2021-12-15 13:17:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2021-12-15 13:17:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2021-12-15 13:17:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2021-12-15 13:17:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:17:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:17:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:17:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:17:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:17:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2021-12-15 13:17:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2021-12-15 13:17:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2021-12-15 13:17:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2021-12-15 13:17:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:17:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:17:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:17:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:17:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-12-15 13:17:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-12-15 13:17:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2021-12-15 13:17:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2021-12-15 13:17:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-12-15 13:17:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-12-15 13:17:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:17:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:17:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2021-12-15 13:17:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2021-12-15 13:17:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:17:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:17:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:17:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:17:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:17:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-15 13:17:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-15 13:17:45,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:17:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:17:45,500 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:17:45,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:17:45,662 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:17:45,666 INFO L158 Benchmark]: Toolchain (without parser) took 2881.72ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 79.3MB in the beginning and 148.3MB in the end (delta: -69.0MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2021-12-15 13:17:45,666 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:17:45,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1896.32ms. Allocated memory was 119.5MB in the beginning and 172.0MB in the end (delta: 52.4MB). Free memory was 79.3MB in the beginning and 81.1MB in the end (delta: -1.8MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2021-12-15 13:17:45,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.74ms. Allocated memory is still 172.0MB. Free memory was 81.1MB in the beginning and 95.2MB in the end (delta: -14.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-12-15 13:17:45,668 INFO L158 Benchmark]: Boogie Preprocessor took 165.45ms. Allocated memory is still 172.0MB. Free memory was 95.2MB in the beginning and 65.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 13:17:45,668 INFO L158 Benchmark]: RCFGBuilder took 619.88ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 65.8MB in the beginning and 148.3MB in the end (delta: -82.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-12-15 13:17:45,670 INFO L339 ainManager$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 119.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1896.32ms. Allocated memory was 119.5MB in the beginning and 172.0MB in the end (delta: 52.4MB). Free memory was 79.3MB in the beginning and 81.1MB in the end (delta: -1.8MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.74ms. Allocated memory is still 172.0MB. Free memory was 81.1MB in the beginning and 95.2MB in the end (delta: -14.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.45ms. Allocated memory is still 172.0MB. Free memory was 95.2MB in the beginning and 65.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 619.88ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 65.8MB in the beginning and 148.3MB in the end (delta: -82.5MB). Peak memory consumption was 17.7MB. 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 13:17:45,697 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--net--wireless--p54--p54usb.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 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:17:47,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:17:47,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:17:47,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:17:47,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:17:47,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:17:47,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:17:47,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:17:47,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:17:47,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:17:47,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:17:47,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:17:47,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:17:47,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:17:47,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:17:47,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:17:47,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:17:47,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:17:47,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:17:47,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:17:47,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:17:47,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:17:47,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:17:47,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:17:47,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:17:47,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:17:47,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:17:47,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:17:47,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:17:47,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:17:47,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:17:47,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:17:47,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:17:47,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:17:47,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:17:47,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:17:47,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:17:47,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:17:47,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:17:47,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:17:47,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:17:47,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:17:47,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:17:47,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:17:47,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:17:47,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:17:47,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:17:47,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:17:47,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:17:47,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:17:47,746 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:17:47,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:17:47,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:17:47,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:17:47,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:17:47,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:17:47,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:17:47,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:17:47,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:17:47,748 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:17:47,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:17:47,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab [2021-12-15 13:17:48,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:17:48,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:17:48,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:17:48,155 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:17:48,156 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:17:48,156 INFO L432 ainManager$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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2021-12-15 13:17:48,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bafa7dc2/3819916d6e76474a905a74f8b1a280f1/FLAG9c6107adb [2021-12-15 13:17:48,725 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:17:48,726 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2021-12-15 13:17:48,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bafa7dc2/3819916d6e76474a905a74f8b1a280f1/FLAG9c6107adb [2021-12-15 13:17:48,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bafa7dc2/3819916d6e76474a905a74f8b1a280f1 [2021-12-15 13:17:48,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:17:48,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:17:48,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:17:48,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:17:48,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:17:48,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:17:48" (1/1) ... [2021-12-15 13:17:48,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2c96fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:48, skipping insertion in model container [2021-12-15 13:17:48,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:17:48" (1/1) ... [2021-12-15 13:17:48,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:17:49,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:17:50,089 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2021-12-15 13:17:50,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:17:50,217 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:17:50,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:17:50,392 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2021-12-15 13:17:50,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:17:50,441 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:17:50,612 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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2021-12-15 13:17:50,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:17:50,715 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:17:50,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50 WrapperNode [2021-12-15 13:17:50,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:17:50,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:17:50,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:17:50,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:17:50,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:50,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:50,861 INFO L137 Inliner]: procedures = 232, calls = 1688, calls flagged for inlining = 75, calls inlined = 52, statements flattened = 3434 [2021-12-15 13:17:50,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:17:50,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:17:50,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:17:50,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:17:50,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:50,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:50,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:50,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:51,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:51,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:51,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:51,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:17:51,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:17:51,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:17:51,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:17:51,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:17:50" (1/1) ... [2021-12-15 13:17:51,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:17:51,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:17:51,099 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 13:17:51,113 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 13:17:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:17:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:17:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:17:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:17:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:17:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:17:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:17:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:17:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:17:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-12-15 13:17:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-12-15 13:17:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-12-15 13:17:51,125 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-12-15 13:17:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2021-12-15 13:17:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2021-12-15 13:17:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2021-12-15 13:17:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2021-12-15 13:17:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:17:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:17:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:17:51,126 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:17:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:17:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:17:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:17:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:17:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:17:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:17:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-15 13:17:51,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-15 13:17:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:17:51,128 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:17:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:17:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:17:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:17:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2021-12-15 13:17:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-12-15 13:17:51,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:17:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2021-12-15 13:17:51,130 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:17:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:17:51,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:17:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-12-15 13:17:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-12-15 13:17:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2021-12-15 13:17:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2021-12-15 13:17:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:17:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:17:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:17:51,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:17:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2021-12-15 13:17:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2021-12-15 13:17:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-15 13:17:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-15 13:17:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2021-12-15 13:17:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2021-12-15 13:17:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:17:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:17:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:17:51,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:17:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:17:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:17:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:17:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:17:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-15 13:17:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-15 13:17:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:17:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2021-12-15 13:17:51,133 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:17:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:17:51,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:17:51,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:17:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2021-12-15 13:17:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2021-12-15 13:17:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2021-12-15 13:17:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2021-12-15 13:17:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:17:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:17:51,135 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:17:51,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2021-12-15 13:17:51,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2021-12-15 13:17:51,136 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2021-12-15 13:17:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:17:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:17:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-12-15 13:17:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-12-15 13:17:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2021-12-15 13:17:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2021-12-15 13:17:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-12-15 13:17:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-12-15 13:17:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:17:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:17:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2021-12-15 13:17:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2021-12-15 13:17:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:17:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:17:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:17:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-15 13:17:51,138 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-15 13:17:51,138 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-15 13:17:51,139 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-15 13:17:51,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:17:51,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:17:51,547 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:17:51,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:17:52,382 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:17:52,386 INFO L158 Benchmark]: Toolchain (without parser) took 3467.26ms. Allocated memory was 65.0MB in the beginning and 289.4MB in the end (delta: 224.4MB). Free memory was 33.9MB in the beginning and 187.0MB in the end (delta: -153.1MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. [2021-12-15 13:17:52,387 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:17:52,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1797.40ms. Allocated memory was 65.0MB in the beginning and 144.7MB in the end (delta: 79.7MB). Free memory was 33.6MB in the beginning and 80.6MB in the end (delta: -47.0MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2021-12-15 13:17:52,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.30ms. Allocated memory is still 144.7MB. Free memory was 80.6MB in the beginning and 58.9MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:17:52,388 INFO L158 Benchmark]: Boogie Preprocessor took 215.23ms. Allocated memory is still 144.7MB. Free memory was 58.9MB in the beginning and 53.9MB in the end (delta: 5.0MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-12-15 13:17:52,388 INFO L158 Benchmark]: RCFGBuilder took 1306.56ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 53.9MB in the beginning and 187.0MB in the end (delta: -133.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-12-15 13:17:52,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1797.40ms. Allocated memory was 65.0MB in the beginning and 144.7MB in the end (delta: 79.7MB). Free memory was 33.6MB in the beginning and 80.6MB in the end (delta: -47.0MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.30ms. Allocated memory is still 144.7MB. Free memory was 80.6MB in the beginning and 58.9MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.23ms. Allocated memory is still 144.7MB. Free memory was 58.9MB in the beginning and 53.9MB in the end (delta: 5.0MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1306.56ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 53.9MB in the beginning and 187.0MB in the end (delta: -133.1MB). Peak memory consumption was 18.0MB. 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 13:17:52,425 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable