./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.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 709e000bdea0bf1517f1edc69f1d5199e729e3cf1effc12ce3f796e9f1102469 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:23,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:23,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:23,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:23,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:23,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:23,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:23,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:23,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:23,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:23,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:23,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:23,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:23,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:23,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:23,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:23,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:23,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:23,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:23,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:23,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:23,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:23,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:23,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:23,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:23,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:23,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:23,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:23,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:23,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:23,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:23,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:23,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:23,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:23,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:23,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:23,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:23,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:23,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:23,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:23,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:23,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:04:23,796 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:23,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:23,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:23,797 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:23,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:23,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:23,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:23,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:23,798 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:23,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:23,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:23,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:23,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:23,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:23,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:23,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:23,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:23,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:23,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:23,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:23,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 709e000bdea0bf1517f1edc69f1d5199e729e3cf1effc12ce3f796e9f1102469 [2021-12-15 13:04:24,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:24,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:24,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:24,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:24,045 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:24,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2021-12-15 13:04:24,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647a0222e/67e2e34d6f9f492b9dace8e0b40b5192/FLAG76420ebfe [2021-12-15 13:04:24,610 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:24,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2021-12-15 13:04:24,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647a0222e/67e2e34d6f9f492b9dace8e0b40b5192/FLAG76420ebfe [2021-12-15 13:04:24,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647a0222e/67e2e34d6f9f492b9dace8e0b40b5192 [2021-12-15 13:04:24,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:24,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:24,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:24,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:24,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:24,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:24" (1/1) ... [2021-12-15 13:04:24,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78545ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:24, skipping insertion in model container [2021-12-15 13:04:24,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:24" (1/1) ... [2021-12-15 13:04:24,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:24,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:26,073 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i[185756,185769] [2021-12-15 13:04:26,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:26,186 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:04:26,472 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i[185756,185769] [2021-12-15 13:04:26,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:26,585 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:04:26,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26 WrapperNode [2021-12-15 13:04:26,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:26,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:26,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:04:26,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:04:26,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,824 INFO L137 Inliner]: procedures = 286, calls = 2230, calls flagged for inlining = 109, calls inlined = 104, statements flattened = 5242 [2021-12-15 13:04:26,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:26,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:04:26,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:04:26,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:04:26,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:26,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:27,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:27,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:27,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:04:27,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:04:27,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:04:27,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:04:27,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (1/1) ... [2021-12-15 13:04:27,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:27,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:04:27,097 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 13:04:27,115 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 13:04:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_perm_bits [2021-12-15 13:04:27,133 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_perm_bits [2021-12-15 13:04:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_disable [2021-12-15 13:04:27,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_disable [2021-12-15 13:04:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_find_cap_start [2021-12-15 13:04:27,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_find_cap_start [2021-12-15 13:04:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask_handler [2021-12-15 13:04:27,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask_handler [2021-12-15 13:04:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:04:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure pci_intx [2021-12-15 13:04:27,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_intx [2021-12-15 13:04:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:04:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure free_perm_bits [2021-12-15 13:04:27,135 INFO L138 BoogieDeclarations]: Found implementation of procedure free_perm_bits [2021-12-15 13:04:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure p_setb [2021-12-15 13:04:27,135 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setb [2021-12-15 13:04:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_ioctl [2021-12-15 13:04:27,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_ioctl [2021-12-15 13:04:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-15 13:04:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-15 13:04:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_disable [2021-12-15 13:04:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_disable [2021-12-15 13:04:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:04:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:04:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_word [2021-12-15 13:04:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_word [2021-12-15 13:04:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-12-15 13:04:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-12-15 13:04:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure p_setd [2021-12-15 13:04:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setd [2021-12-15 13:04:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-15 13:04:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-15 13:04:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-15 13:04:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-15 13:04:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure p_setw [2021-12-15 13:04:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setw [2021-12-15 13:04:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:04:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:04:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:04:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:04:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-15 13:04:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-15 13:04:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:04:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:04:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-12-15 13:04:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-12-15 13:04:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_reset_function [2021-12-15 13:04:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_reset_function [2021-12-15 13:04:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-15 13:04:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-15 13:04:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_err_to_errno [2021-12-15 13:04:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_err_to_errno [2021-12-15 13:04:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-15 13:04:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-15 13:04:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:04:27,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:04:27,141 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_probe [2021-12-15 13:04:27,142 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_probe [2021-12-15 13:04:27,142 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:04:27,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:04:27,143 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask [2021-12-15 13:04:27,143 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask [2021-12-15 13:04:27,143 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_deactivate [2021-12-15 13:04:27,143 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_deactivate [2021-12-15 13:04:27,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:04:27,143 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:04:27,143 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:04:27,144 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-15 13:04:27,144 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-15 13:04:27,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:04:27,144 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2021-12-15 13:04:27,144 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2021-12-15 13:04:27,145 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-15 13:04:27,145 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-15 13:04:27,145 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:04:27,145 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_mask [2021-12-15 13:04:27,145 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_mask [2021-12-15 13:04:27,145 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:04:27,145 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fill_vconfig_bytes [2021-12-15 13:04:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fill_vconfig_bytes [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_set_signal [2021-12-15 13:04:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_set_signal [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:04:27,146 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:04:27,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-15 13:04:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-15 13:04:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_write [2021-12-15 13:04:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_write [2021-12-15 13:04:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:04:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:04:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:04:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:04:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 13:04:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 13:04:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:27,149 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-15 13:04:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-15 13:04:27,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-15 13:04:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-15 13:04:27,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:04:27,150 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:04:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:04:27,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-15 13:04:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-15 13:04:27,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2021-12-15 13:04:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2021-12-15 13:04:27,151 INFO L130 BoogieDeclarations]: Found specification of procedure iommu_group_put [2021-12-15 13:04:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure iommu_group_put [2021-12-15 13:04:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:04:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_word [2021-12-15 13:04:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_word [2021-12-15 13:04:27,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_selected_regions [2021-12-15 13:04:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_selected_regions [2021-12-15 13:04:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:04:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:04:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:04:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fdget [2021-12-15 13:04:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fdget [2021-12-15 13:04:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mem_readwrite [2021-12-15 13:04:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mem_readwrite [2021-12-15 13:04:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:04:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:04:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-15 13:04:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-15 13:04:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_uninit_perm_bits [2021-12-15 13:04:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_uninit_perm_bits [2021-12-15 13:04:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:04:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:04:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:04:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:04:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:04:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2021-12-15 13:04:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_write [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_write [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_send_intx_eventfd [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_send_intx_eventfd [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_block [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_block [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_read [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_read [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_read [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_read [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:04:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:04:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_virqfd_exit [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_virqfd_exit [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_dword [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_dword [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_get_irq_count [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_get_irq_count [2021-12-15 13:04:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:04:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_irqs_ioctl [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_irqs_ioctl [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_do_rw [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_do_rw [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_disable [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_disable [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mmap [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mmap [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:04:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_vector_signal [2021-12-15 13:04:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_vector_signal [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_io_readwrite [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_io_readwrite [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_load_and_free_saved_state [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_load_and_free_saved_state [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_config_readwrite [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_config_readwrite [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:04:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:04:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:04:27,748 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:04:27,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:04:28,027 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 13:04:28,274 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765: assume #t~short201#1;call #t~mem200#1 := read~int(~#info___0~0#1.base, 16 + ~#info___0~0#1.offset, 8);#t~short201#1 := #t~mem200#1 % 18446744073709551616 > 4095; [2021-12-15 13:04:28,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765: assume !#t~short201#1; [2021-12-15 13:04:28,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765-2: assume #t~short201#1;havoc #t~mem198#1;havoc #t~mem199#1;havoc #t~mem200#1;havoc #t~short201#1;call #t~mem202#1 := read~int(~#info___0~0#1.base, 4 + ~#info___0~0#1.offset, 4);call write~int(~bitwiseOr(#t~mem202#1, 4), ~#info___0~0#1.base, 4 + ~#info___0~0#1.offset, 4);havoc #t~mem202#1; [2021-12-15 13:04:28,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765-2: assume !#t~short201#1;havoc #t~mem198#1;havoc #t~mem199#1;havoc #t~mem200#1;havoc #t~short201#1; [2021-12-15 13:04:28,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume #t~short192#1;havoc #t~mem186#1;havoc #t~mem187#1;havoc #t~mem188#1;havoc #t~mem190#1;havoc #t~mem189#1;havoc #t~mem191#1;havoc #t~short192#1;call #t~mem193#1 := read~int(~#info___0~0#1.base, 8 + ~#info___0~0#1.offset, 4);call #t~mem195#1 := read~int(~pdev~2#1.base, 8 + (1242 + ~pdev~2#1.offset + 56 * (#t~mem193#1 % 4294967296)), 8);call #t~mem194#1 := read~int(~#info___0~0#1.base, 8 + ~#info___0~0#1.offset, 4);call #t~mem196#1 := read~int(~pdev~2#1.base, 1242 + ~pdev~2#1.offset + 56 * (#t~mem194#1 % 4294967296), 8);call write~int(1 + (#t~mem195#1 - #t~mem196#1), ~#info___0~0#1.base, 16 + ~#info___0~0#1.offset, 8);havoc #t~mem193#1;havoc #t~mem195#1;havoc #t~mem194#1;havoc #t~mem196#1; [2021-12-15 13:04:28,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume !#t~short192#1;havoc #t~mem186#1;havoc #t~mem187#1;havoc #t~mem188#1;havoc #t~mem190#1;havoc #t~mem189#1;havoc #t~mem191#1;havoc #t~short192#1;call write~int(0, ~#info___0~0#1.base, 16 + ~#info___0~0#1.offset, 8); [2021-12-15 13:04:28,276 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754-2: call #t~mem197#1 := read~int(~#info___0~0#1.base, 16 + ~#info___0~0#1.offset, 8); [2021-12-15 13:04:28,276 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume #t~short192#1; [2021-12-15 13:04:28,276 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !#t~short192#1;call #t~mem188#1 := read~int(~#info___0~0#1.base, 8 + ~#info___0~0#1.offset, 4);call #t~mem190#1 := read~int(~pdev~2#1.base, 8 + (1242 + ~pdev~2#1.offset + 56 * (#t~mem188#1 % 4294967296)), 8);call #t~mem189#1 := read~int(~#info___0~0#1.base, 8 + ~#info___0~0#1.offset, 4);call #t~mem191#1 := read~int(~pdev~2#1.base, 1242 + ~pdev~2#1.offset + 56 * (#t~mem189#1 % 4294967296), 8);#t~short192#1 := #t~mem190#1 % 18446744073709551616 != #t~mem191#1 % 18446744073709551616; [2021-12-15 13:04:28,276 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2759: assume 0 == #t~mem197#1 % 18446744073709551616;havoc #t~mem197#1;call write~int(0, ~#info___0~0#1.base, 4 + ~#info___0~0#1.offset, 4); [2021-12-15 13:04:28,276 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L2759: assume !(0 == #t~mem197#1 % 18446744073709551616);havoc #t~mem197#1;call write~int(3, ~#info___0~0#1.base, 4 + ~#info___0~0#1.offset, 4);call #t~mem198#1 := read~int(~#info___0~0#1.base, 8 + ~#info___0~0#1.offset, 4);call #t~mem199#1 := read~int(~pdev~2#1.base, 24 + (1242 + ~pdev~2#1.offset + 56 * (#t~mem198#1 % 4294967296)), 8);#t~short201#1 := 0 != ~bitwiseAnd(#t~mem199#1, 512) % 18446744073709551616; [2021-12-15 13:04:30,470 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:04:30,480 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:04:30,480 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:04:30,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:30 BoogieIcfgContainer [2021-12-15 13:04:30,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:04:30,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:04:30,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:04:30,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:04:30,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:04:24" (1/3) ... [2021-12-15 13:04:30,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643d1160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:30, skipping insertion in model container [2021-12-15 13:04:30,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:26" (2/3) ... [2021-12-15 13:04:30,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643d1160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:30, skipping insertion in model container [2021-12-15 13:04:30,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:30" (3/3) ... [2021-12-15 13:04:30,487 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2021-12-15 13:04:30,490 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:04:30,491 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:04:30,522 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:04:30,526 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:04:30,526 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:04:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand has 1813 states, 1295 states have (on average 1.4015444015444016) internal successors, (1815), 1328 states have internal predecessors, (1815), 421 states have call successors, (421), 95 states have call predecessors, (421), 95 states have return successors, (421), 416 states have call predecessors, (421), 421 states have call successors, (421) [2021-12-15 13:04:30,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-12-15 13:04:30,578 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:04:30,579 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:04:30,579 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:04:30,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:04:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash 966202648, now seen corresponding path program 1 times [2021-12-15 13:04:30,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:04:30,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223105037] [2021-12-15 13:04:30,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:04:30,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:04:30,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:04:30,649 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction 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.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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 13:04:30,653 INFO L158 Benchmark]: Toolchain (without parser) took 5815.72ms. Allocated memory was 81.8MB in the beginning and 264.2MB in the end (delta: 182.5MB). Free memory was 43.5MB in the beginning and 143.9MB in the end (delta: -100.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,653 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 81.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:04:30,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1748.57ms. Allocated memory was 81.8MB in the beginning and 130.0MB in the end (delta: 48.2MB). Free memory was 43.2MB in the beginning and 71.7MB in the end (delta: -28.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.68ms. Allocated memory is still 130.0MB. Free memory was 71.7MB in the beginning and 66.2MB in the end (delta: 5.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,654 INFO L158 Benchmark]: Boogie Preprocessor took 234.60ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 66.2MB in the beginning and 98.0MB in the end (delta: -31.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,655 INFO L158 Benchmark]: RCFGBuilder took 3422.04ms. Allocated memory was 174.1MB in the beginning and 264.2MB in the end (delta: 90.2MB). Free memory was 98.0MB in the beginning and 172.2MB in the end (delta: -74.1MB). Peak memory consumption was 115.9MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,655 INFO L158 Benchmark]: TraceAbstraction took 168.31ms. Allocated memory is still 264.2MB. Free memory was 171.1MB in the beginning and 143.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:30,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 81.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1748.57ms. Allocated memory was 81.8MB in the beginning and 130.0MB in the end (delta: 48.2MB). Free memory was 43.2MB in the beginning and 71.7MB in the end (delta: -28.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.68ms. Allocated memory is still 130.0MB. Free memory was 71.7MB in the beginning and 66.2MB in the end (delta: 5.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 234.60ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 66.2MB in the beginning and 98.0MB in the end (delta: -31.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3422.04ms. Allocated memory was 174.1MB in the beginning and 264.2MB in the end (delta: 90.2MB). Free memory was 98.0MB in the beginning and 172.2MB in the end (delta: -74.1MB). Peak memory consumption was 115.9MB. Max. memory is 16.1GB. * TraceAbstraction took 168.31ms. Allocated memory is still 264.2MB. Free memory was 171.1MB in the beginning and 143.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 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 13:04:30,688 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.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 709e000bdea0bf1517f1edc69f1d5199e729e3cf1effc12ce3f796e9f1102469 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:32,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:32,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:32,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:32,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:32,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:32,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:32,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:32,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:32,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:32,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:32,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:32,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:32,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:32,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:32,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:32,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:32,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:32,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:32,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:32,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:32,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:32,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:32,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:32,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:32,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:32,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:32,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:32,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:32,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:32,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:32,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:32,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:32,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:32,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:32,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:32,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:32,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:32,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:32,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:32,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:32,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:04:32,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:32,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:32,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:32,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:32,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:32,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:32,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:32,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:32,461 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:32,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:04:32,462 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:04:32,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:04:32,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:32,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:32,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:32,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:32,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:32,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:32,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:32,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:32,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:32,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:32,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:32,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:04:32,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 709e000bdea0bf1517f1edc69f1d5199e729e3cf1effc12ce3f796e9f1102469 [2021-12-15 13:04:32,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:32,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:32,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:32,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:32,724 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:32,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2021-12-15 13:04:32,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242c8268b/4eee8f98d9814b06b240967fc3865191/FLAGee6bad7bb [2021-12-15 13:04:33,368 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:33,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2021-12-15 13:04:33,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242c8268b/4eee8f98d9814b06b240967fc3865191/FLAGee6bad7bb [2021-12-15 13:04:33,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242c8268b/4eee8f98d9814b06b240967fc3865191 [2021-12-15 13:04:33,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:33,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:33,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:33,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:33,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:33,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:33" (1/1) ... [2021-12-15 13:04:33,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5221c531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:33, skipping insertion in model container [2021-12-15 13:04:33,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:33" (1/1) ... [2021-12-15 13:04:33,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:33,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:34,636 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:996) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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 13:04:34,640 INFO L158 Benchmark]: Toolchain (without parser) took 825.88ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 33.5MB in the beginning and 44.1MB in the end (delta: -10.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:34,641 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:04:34,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.39ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 33.4MB in the beginning and 44.1MB in the end (delta: -10.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:34,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.39ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 33.4MB in the beginning and 44.1MB in the end (delta: -10.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type