./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-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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-43_2a-drivers--net--usb--r8152.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 c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:13:45,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:13:45,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:13:45,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:13:45,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:13:45,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:13:45,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:13:45,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:13:45,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:13:45,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:13:45,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:13:45,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:13:45,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:13:45,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:13:45,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:13:45,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:13:45,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:13:45,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:13:45,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:13:45,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:13:45,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:13:45,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:13:45,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:13:45,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:13:45,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:13:45,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:13:45,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:13:45,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:13:45,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:13:45,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:13:45,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:13:45,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:13:45,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:13:45,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:13:45,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:13:45,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:13:45,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:13:45,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:13:45,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:13:45,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:13:45,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:13:45,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:13:45,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:13:45,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:13:45,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:13:45,943 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:13:45,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:13:45,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:13:45,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:13:45,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:13:45,945 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:13:45,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:13:45,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:13:45,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:13:45,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:13:45,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:13:45,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:13:45,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:13:45,947 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:13:45,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:13:45,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:13:45,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:13:45,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:13:45,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:13:45,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:13:45,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:13:45,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:13:45,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:13:45,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:13:45,949 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:13:45,949 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:13:45,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:13:45,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:13:45,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc [2021-12-22 15:13:46,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:13:46,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:13:46,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:13:46,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:13:46,223 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:13:46,224 INFO L432 ainManager$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-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:13:46,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24368126d/bf167161f829410fa86fc2052241a912/FLAG0fb7a7deb [2021-12-22 15:13:47,076 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:13:47,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:13:47,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24368126d/bf167161f829410fa86fc2052241a912/FLAG0fb7a7deb [2021-12-22 15:13:47,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24368126d/bf167161f829410fa86fc2052241a912 [2021-12-22 15:13:47,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:13:47,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:13:47,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:13:47,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:13:47,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:13:47,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:13:47" (1/1) ... [2021-12-22 15:13:47,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf5bbe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:47, skipping insertion in model container [2021-12-22 15:13:47,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:13:47" (1/1) ... [2021-12-22 15:13:47,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:13:47,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:13:50,014 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-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2021-12-22 15:13:50,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:13:50,134 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:13:50,651 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-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2021-12-22 15:13:50,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:13:50,876 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:13:50,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50 WrapperNode [2021-12-22 15:13:50,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:13:50,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:13:50,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:13:50,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:13:50,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:50,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,114 INFO L137 Inliner]: procedures = 440, calls = 2534, calls flagged for inlining = 197, calls inlined = 145, statements flattened = 5278 [2021-12-22 15:13:51,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:13:51,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:13:51,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:13:51,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:13:51,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:13:51,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:13:51,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:13:51,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:13:51,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (1/1) ... [2021-12-22 15:13:51,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:13:51,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:13:51,464 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) [2021-12-22 15:13:51,478 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 [2021-12-22 15:13:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2021-12-22 15:13:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2021-12-22 15:13:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-22 15:13:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-22 15:13:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2021-12-22 15:13:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2021-12-22 15:13:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2021-12-22 15:13:51,505 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2021-12-22 15:13:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:13:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:13:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-22 15:13:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-22 15:13:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:13:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:13:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2021-12-22 15:13:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2021-12-22 15:13:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 15:13:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 15:13:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:13:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:13:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rx_vlan_en [2021-12-22 15:13:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rx_vlan_en [2021-12-22 15:13:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_write [2021-12-22 15:13:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_write [2021-12-22 15:13:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2021-12-22 15:13:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2021-12-22 15:13:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:13:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:13:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2021-12-22 15:13:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2021-12-22 15:13:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-22 15:13:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-22 15:13:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2021-12-22 15:13:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2021-12-22 15:13:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-22 15:13:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-22 15:13:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2021-12-22 15:13:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2021-12-22 15:13:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-22 15:13:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-22 15:13:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-22 15:13:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-22 15:13:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:13:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:13:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2021-12-22 15:13:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2021-12-22 15:13:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_eee_en [2021-12-22 15:13:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_eee_en [2021-12-22 15:13:51,512 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2021-12-22 15:13:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2021-12-22 15:13:51,512 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:13:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:13:51,512 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2021-12-22 15:13:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2021-12-22 15:13:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2021-12-22 15:13:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2021-12-22 15:13:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2021-12-22 15:13:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2021-12-22 15:13:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mmd_eee_adv_t [2021-12-22 15:13:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mmd_eee_adv_t [2021-12-22 15:13:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-22 15:13:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-22 15:13:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2021-12-22 15:13:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2021-12-22 15:13:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:13:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:13:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:13:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:13:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:13:51,517 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:13:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:13:51,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:13:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2021-12-22 15:13:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2021-12-22 15:13:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:13:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:13:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2021-12-22 15:13:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2021-12-22 15:13:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:13:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2021-12-22 15:13:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2021-12-22 15:13:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-22 15:13:51,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-22 15:13:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_timeout [2021-12-22 15:13:51,519 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_timeout [2021-12-22 15:13:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:13:51,519 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:13:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2021-12-22 15:13:51,520 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2021-12-22 15:13:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:13:51,520 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:13:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:13:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:13:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2021-12-22 15:13:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2021-12-22 15:13:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:13:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2021-12-22 15:13:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2021-12-22 15:13:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:13:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:13:51,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:13:51,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-22 15:13:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-22 15:13:51,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:13:51,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:13:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:13:51,524 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2021-12-22 15:13:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2021-12-22 15:13:51,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-22 15:13:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-22 15:13:51,524 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2021-12-22 15:13:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2021-12-22 15:13:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-22 15:13:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-22 15:13:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:13:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:13:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_features [2021-12-22 15:13:51,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_features [2021-12-22 15:13:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:13:51,528 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:13:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_eee_en [2021-12-22 15:13:51,528 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_eee_en [2021-12-22 15:13:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2021-12-22 15:13:51,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2021-12-22 15:13:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-22 15:13:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-22 15:13:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-22 15:13:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-22 15:13:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2021-12-22 15:13:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2021-12-22 15:13:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:13:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:13:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2021-12-22 15:13:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2021-12-22 15:13:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2021-12-22 15:13:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2021-12-22 15:13:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-22 15:13:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-22 15:13:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_get_eee [2021-12-22 15:13:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_get_eee [2021-12-22 15:13:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2021-12-22 15:13:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2021-12-22 15:13:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:13:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2021-12-22 15:13:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2021-12-22 15:13:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2021-12-22 15:13:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2021-12-22 15:13:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2021-12-22 15:13:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2021-12-22 15:13:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:13:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-22 15:13:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-22 15:13:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2021-12-22 15:13:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2021-12-22 15:13:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:13:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:13:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:13:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_size [2021-12-22 15:13:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_size [2021-12-22 15:13:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:13:51,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:13:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2021-12-22 15:13:51,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2021-12-22 15:13:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-22 15:13:51,538 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-22 15:13:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 15:13:51,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 15:13:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-22 15:13:51,538 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-22 15:13:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_coalesce [2021-12-22 15:13:51,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_coalesce [2021-12-22 15:13:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2021-12-22 15:13:51,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2021-12-22 15:13:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 15:13:51,539 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 15:13:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2021-12-22 15:13:51,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2021-12-22 15:13:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2021-12-22 15:13:51,540 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2021-12-22 15:13:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-22 15:13:51,540 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-22 15:13:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2021-12-22 15:13:51,540 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2021-12-22 15:13:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:13:51,540 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:13:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_change_mtu [2021-12-22 15:13:51,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_change_mtu [2021-12-22 15:13:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:13:51,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:13:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:13:51,541 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:13:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 15:13:51,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 15:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-22 15:13:51,542 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-22 15:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:13:51,542 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:13:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:13:51,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:13:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-22 15:13:51,543 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-22 15:13:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_cap_to_ethtool_sup_t [2021-12-22 15:13:51,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_cap_to_ethtool_sup_t [2021-12-22 15:13:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:13:51,543 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:13:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:13:51,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:13:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_disable [2021-12-22 15:13:51,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_disable [2021-12-22 15:13:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2021-12-22 15:13:51,544 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2021-12-22 15:13:51,544 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2021-12-22 15:13:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2021-12-22 15:13:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:13:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:13:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_set_eee [2021-12-22 15:13:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_set_eee [2021-12-22 15:13:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-22 15:13:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-22 15:13:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:13:51,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:13:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 15:13:51,546 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 15:13:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:13:51,546 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:13:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:13:51,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:13:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 15:13:51,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 15:13:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2021-12-22 15:13:51,547 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2021-12-22 15:13:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nway_reset [2021-12-22 15:13:51,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nway_reset [2021-12-22 15:13:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_coalesce [2021-12-22 15:13:51,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_coalesce [2021-12-22 15:13:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:13:51,547 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:13:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:13:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2021-12-22 15:13:51,548 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2021-12-22 15:13:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:13:51,548 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:13:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_features_check [2021-12-22 15:13:51,548 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_features_check [2021-12-22 15:13:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:13:51,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:13:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:13:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-22 15:13:51,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-22 15:13:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2021-12-22 15:13:51,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2021-12-22 15:13:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2021-12-22 15:13:51,549 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2021-12-22 15:13:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-22 15:13:51,550 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-22 15:13:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:13:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2021-12-22 15:13:51,550 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2021-12-22 15:13:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2021-12-22 15:13:51,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2021-12-22 15:13:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 15:13:51,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 15:13:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:13:51,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:13:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_start_rx [2021-12-22 15:13:51,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_start_rx [2021-12-22 15:13:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-22 15:13:51,551 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-22 15:13:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_indirect [2021-12-22 15:13:51,552 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_indirect [2021-12-22 15:13:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2021-12-22 15:13:51,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2021-12-22 15:13:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2021-12-22 15:13:51,552 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2021-12-22 15:13:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2021-12-22 15:13:51,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2021-12-22 15:13:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_stop_rx [2021-12-22 15:13:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_stop_rx [2021-12-22 15:13:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:13:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:13:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-22 15:13:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-22 15:13:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:13:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:13:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2021-12-22 15:13:51,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2021-12-22 15:13:51,554 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2021-12-22 15:13:51,554 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2021-12-22 15:13:51,554 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-22 15:13:51,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-22 15:13:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-22 15:13:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-22 15:13:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2021-12-22 15:13:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2021-12-22 15:13:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:13:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:13:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:13:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:13:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_read [2021-12-22 15:13:51,556 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_read [2021-12-22 15:13:51,556 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2021-12-22 15:13:51,556 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2021-12-22 15:13:51,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:13:51,556 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2021-12-22 15:13:51,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2021-12-22 15:13:51,556 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-22 15:13:51,556 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-22 15:13:51,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:13:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:13:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2021-12-22 15:13:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2021-12-22 15:13:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2021-12-22 15:13:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2021-12-22 15:13:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2021-12-22 15:13:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2021-12-22 15:13:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2021-12-22 15:13:51,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2021-12-22 15:13:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:13:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:13:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2021-12-22 15:13:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2021-12-22 15:13:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2021-12-22 15:13:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2021-12-22 15:13:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2021-12-22 15:13:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2021-12-22 15:13:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-22 15:13:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-22 15:13:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2021-12-22 15:13:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2021-12-22 15:13:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2021-12-22 15:13:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2021-12-22 15:13:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2021-12-22 15:13:51,559 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2021-12-22 15:13:51,559 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2021-12-22 15:13:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2021-12-22 15:13:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:13:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:13:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:13:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:13:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2021-12-22 15:13:51,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2021-12-22 15:13:51,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:13:51,561 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2021-12-22 15:13:51,561 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2021-12-22 15:13:52,333 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:13:52,337 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:13:52,470 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:14:31,889 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:14:31,906 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:14:31,907 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:14:31,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:14:31 BoogieIcfgContainer [2021-12-22 15:14:31,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:14:31,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:14:31,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:14:31,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:14:31,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:13:47" (1/3) ... [2021-12-22 15:14:31,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e5b3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:14:31, skipping insertion in model container [2021-12-22 15:14:31,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:13:50" (2/3) ... [2021-12-22 15:14:31,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e5b3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:14:31, skipping insertion in model container [2021-12-22 15:14:31,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:14:31" (3/3) ... [2021-12-22 15:14:31,917 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:14:31,921 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:14:31,921 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:14:31,967 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:14:31,972 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 [2021-12-22 15:14:31,973 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:14:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 2757 states, 1717 states have (on average 1.3104251601630752) internal successors, (2250), 1780 states have internal predecessors, (2250), 874 states have call successors, (874), 165 states have call predecessors, (874), 164 states have return successors, (868), 853 states have call predecessors, (868), 868 states have call successors, (868) [2021-12-22 15:14:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-12-22 15:14:32,046 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:14:32,047 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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] [2021-12-22 15:14:32,048 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:14:32,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:14:32,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1252519399, now seen corresponding path program 1 times [2021-12-22 15:14:32,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:14:32,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938820095] [2021-12-22 15:14:32,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:14:32,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:14:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:32,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:14:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:14:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:14:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:14:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:14:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:14:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:14:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:14:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:14:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:14:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-22 15:14:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-22 15:14:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-22 15:14:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-22 15:14:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-22 15:14:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-22 15:14:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-22 15:14:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-22 15:14:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:14:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 15:14:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-22 15:14:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-22 15:14:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:14:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-12-22 15:14:33,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:14:33,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938820095] [2021-12-22 15:14:33,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938820095] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:14:33,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:14:33,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:14:33,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686349399] [2021-12-22 15:14:33,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:14:33,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:14:33,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:14:33,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:14:33,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:14:33,907 INFO L87 Difference]: Start difference. First operand has 2757 states, 1717 states have (on average 1.3104251601630752) internal successors, (2250), 1780 states have internal predecessors, (2250), 874 states have call successors, (874), 165 states have call predecessors, (874), 164 states have return successors, (868), 853 states have call predecessors, (868), 868 states have call successors, (868) Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-22 15:14:35,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:14:38,302 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:14:40,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []