./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--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-32_7a-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 985d0b4f5410b7b86e22865d3848eb73c5be61726c7bc3b3417d51bbad9e6359 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:03:06,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:03:06,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:03:06,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:03:06,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:03:06,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:03:06,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:03:06,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:03:06,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:03:06,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:03:06,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:03:06,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:03:06,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:03:06,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:03:06,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:03:06,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:03:06,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:03:06,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:03:06,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:03:06,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:03:06,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:03:06,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:03:06,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:03:06,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:03:06,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:03:06,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:03:06,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:03:06,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:03:06,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:03:06,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:03:06,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:03:06,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:03:06,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:03:06,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:03:06,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:03:06,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:03:06,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:03:06,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:03:06,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:03:06,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:03:06,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:03:06,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:03:06,898 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:03:06,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:03:06,898 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:03:06,899 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:03:06,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:03:06,899 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:03:06,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:03:06,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:03:06,900 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:03:06,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:03:06,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:03:06,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:03:06,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:03:06,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:03:06,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:03:06,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:03:06,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:03:06,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:03:06,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:03:06,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:03:06,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:03:06,904 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:03:06,904 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:03:06,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:03:06,904 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:03:06,904 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 985d0b4f5410b7b86e22865d3848eb73c5be61726c7bc3b3417d51bbad9e6359 [2021-12-22 15:03:07,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:03:07,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:03:07,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:03:07,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:03:07,151 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:03:07,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:03:07,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba5d927b/3ef25fde1e0a456990747e96efa7c85f/FLAGda4404a60 [2021-12-22 15:03:08,038 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:03:08,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:03:08,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba5d927b/3ef25fde1e0a456990747e96efa7c85f/FLAGda4404a60 [2021-12-22 15:03:08,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba5d927b/3ef25fde1e0a456990747e96efa7c85f [2021-12-22 15:03:08,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:03:08,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:03:08,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:03:08,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:03:08,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:03:08,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:03:08" (1/1) ... [2021-12-22 15:03:08,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@598e1915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:08, skipping insertion in model container [2021-12-22 15:03:08,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:03:08" (1/1) ... [2021-12-22 15:03:08,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:03:08,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:03:11,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[381757,381770] [2021-12-22 15:03:11,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:03:11,827 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:03:12,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[381757,381770] [2021-12-22 15:03:12,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:03:12,552 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:03:12,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12 WrapperNode [2021-12-22 15:03:12,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:03:12,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:03:12,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:03:12,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:03:12,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,815 INFO L137 Inliner]: procedures = 504, calls = 2646, calls flagged for inlining = 220, calls inlined = 169, statements flattened = 5574 [2021-12-22 15:03:12,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:03:12,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:03:12,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:03:12,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:03:12,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:12,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:13,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:03:13,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:03:13,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:03:13,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:03:13,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (1/1) ... [2021-12-22 15:03:13,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:03:13,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:03:13,052 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 15:03:13,125 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 15:03:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2021-12-22 15:03:13,150 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2021-12-22 15:03:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-22 15:03:13,150 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-22 15:03:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-22 15:03:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-22 15:03:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2021-12-22 15:03:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2021-12-22 15:03:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2021-12-22 15:03:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2021-12-22 15:03:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:03:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:03:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-22 15:03:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-22 15:03:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:03:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:03:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2021-12-22 15:03:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2021-12-22 15:03:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:03:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:03:13,153 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rx_vlan_en [2021-12-22 15:03:13,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rx_vlan_en [2021-12-22 15:03:13,153 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_write [2021-12-22 15:03:13,153 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_write [2021-12-22 15:03:13,153 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2021-12-22 15:03:13,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2021-12-22 15:03:13,153 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:03:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:03:13,154 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2021-12-22 15:03:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2021-12-22 15:03:13,154 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-22 15:03:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-22 15:03:13,154 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2021-12-22 15:03:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2021-12-22 15:03:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-22 15:03:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-22 15:03:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2021-12-22 15:03:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2021-12-22 15:03:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-22 15:03:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-22 15:03:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-22 15:03:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-22 15:03:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:03:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:03:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2021-12-22 15:03:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2021-12-22 15:03:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_eee_en [2021-12-22 15:03:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_eee_en [2021-12-22 15:03:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2021-12-22 15:03:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2021-12-22 15:03:13,157 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:03:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:03:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2021-12-22 15:03:13,158 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2021-12-22 15:03:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2021-12-22 15:03:13,158 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2021-12-22 15:03:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2021-12-22 15:03:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2021-12-22 15:03:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mmd_eee_adv_t [2021-12-22 15:03:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mmd_eee_adv_t [2021-12-22 15:03:13,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-22 15:03:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-22 15:03:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2021-12-22 15:03:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2021-12-22 15:03:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:03:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:03:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:03:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:03:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:03:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:03:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:03:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:03:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2021-12-22 15:03:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2021-12-22 15:03:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:03:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:03:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2021-12-22 15:03:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2021-12-22 15:03:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:03:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2021-12-22 15:03:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2021-12-22 15:03:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-22 15:03:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-22 15:03:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_timeout [2021-12-22 15:03:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_timeout [2021-12-22 15:03:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:03:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:03:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2021-12-22 15:03:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2021-12-22 15:03:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:03:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:03:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:03:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:03:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2021-12-22 15:03:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2021-12-22 15:03:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:03:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2021-12-22 15:03:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2021-12-22 15:03:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:03:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:03:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:03:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-22 15:03:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-22 15:03:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:03:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:03:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:03:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2021-12-22 15:03:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2021-12-22 15:03:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-22 15:03:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-22 15:03:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2021-12-22 15:03:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2021-12-22 15:03:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-22 15:03:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-22 15:03:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_features [2021-12-22 15:03:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_features [2021-12-22 15:03:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:03:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:03:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_eee_en [2021-12-22 15:03:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_eee_en [2021-12-22 15:03:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2021-12-22 15:03:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2021-12-22 15:03:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-22 15:03:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-22 15:03:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-12-22 15:03:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-12-22 15:03:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2021-12-22 15:03:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2021-12-22 15:03:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:03:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:03:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2021-12-22 15:03:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2021-12-22 15:03:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2021-12-22 15:03:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2021-12-22 15:03:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-22 15:03:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-22 15:03:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_get_eee [2021-12-22 15:03:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_get_eee [2021-12-22 15:03:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2021-12-22 15:03:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2021-12-22 15:03:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:03:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2021-12-22 15:03:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2021-12-22 15:03:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2021-12-22 15:03:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2021-12-22 15:03:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2021-12-22 15:03:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2021-12-22 15:03:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:03:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-22 15:03:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-22 15:03:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2021-12-22 15:03:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2021-12-22 15:03:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:03:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:03:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:03:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:03:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:03:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_size [2021-12-22 15:03:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_size [2021-12-22 15:03:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:03:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:03:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2021-12-22 15:03:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2021-12-22 15:03:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-22 15:03:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-22 15:03:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 15:03:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 15:03:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-22 15:03:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-22 15:03:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_coalesce [2021-12-22 15:03:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_coalesce [2021-12-22 15:03:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2021-12-22 15:03:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2021-12-22 15:03:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 15:03:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 15:03:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2021-12-22 15:03:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2021-12-22 15:03:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2021-12-22 15:03:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2021-12-22 15:03:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-22 15:03:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-22 15:03:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2021-12-22 15:03:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2021-12-22 15:03:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:03:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:03:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_change_mtu [2021-12-22 15:03:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_change_mtu [2021-12-22 15:03:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:03:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:03:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:03:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:03:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 15:03:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 15:03:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-22 15:03:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-22 15:03:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:03:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:03:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:03:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:03:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:03:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:03:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-22 15:03:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-22 15:03:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_cap_to_ethtool_sup_t [2021-12-22 15:03:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_cap_to_ethtool_sup_t [2021-12-22 15:03:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:03:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:03:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:03:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:03:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_disable [2021-12-22 15:03:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_disable [2021-12-22 15:03:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2021-12-22 15:03:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2021-12-22 15:03:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-12-22 15:03:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-12-22 15:03:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2021-12-22 15:03:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2021-12-22 15:03:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:03:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:03:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_set_eee [2021-12-22 15:03:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_set_eee [2021-12-22 15:03:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-22 15:03:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-22 15:03:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:03:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:03:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 15:03:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 15:03:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:03:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:03:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:03:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:03:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 15:03:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 15:03:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-22 15:03:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-22 15:03:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2021-12-22 15:03:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2021-12-22 15:03:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nway_reset [2021-12-22 15:03:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nway_reset [2021-12-22 15:03:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_coalesce [2021-12-22 15:03:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_coalesce [2021-12-22 15:03:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:03:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:03:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:03:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2021-12-22 15:03:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2021-12-22 15:03:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:03:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:03:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_features_check [2021-12-22 15:03:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_features_check [2021-12-22 15:03:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:03:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:03:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:03:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2021-12-22 15:03:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2021-12-22 15:03:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2021-12-22 15:03:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2021-12-22 15:03:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-12-22 15:03:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-12-22 15:03:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:03:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2021-12-22 15:03:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2021-12-22 15:03:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2021-12-22 15:03:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2021-12-22 15:03:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:03:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:03:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:03:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:03:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_start_rx [2021-12-22 15:03:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_start_rx [2021-12-22 15:03:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-22 15:03:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-22 15:03:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_indirect [2021-12-22 15:03:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_indirect [2021-12-22 15:03:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2021-12-22 15:03:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2021-12-22 15:03:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2021-12-22 15:03:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2021-12-22 15:03:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2021-12-22 15:03:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2021-12-22 15:03:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_stop_rx [2021-12-22 15:03:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_stop_rx [2021-12-22 15:03:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-22 15:03:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-22 15:03:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_control_of_r8152 [2021-12-22 15:03:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_control_of_r8152 [2021-12-22 15:03:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:03:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:03:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-22 15:03:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-22 15:03:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:03:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:03:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2021-12-22 15:03:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2021-12-22 15:03:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2021-12-22 15:03:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2021-12-22 15:03:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-22 15:03:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-22 15:03:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-22 15:03:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-22 15:03:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2021-12-22 15:03:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2021-12-22 15:03:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:03:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:03:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:03:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:03:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_read [2021-12-22 15:03:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_read [2021-12-22 15:03:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2021-12-22 15:03:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2021-12-22 15:03:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:03:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2021-12-22 15:03:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2021-12-22 15:03:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-22 15:03:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-22 15:03:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:03:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:03:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2021-12-22 15:03:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2021-12-22 15:03:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2021-12-22 15:03:13,210 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2021-12-22 15:03:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2021-12-22 15:03:13,210 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2021-12-22 15:03:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2021-12-22 15:03:13,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2021-12-22 15:03:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:03:13,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:03:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2021-12-22 15:03:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2021-12-22 15:03:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_control_of_r8152 [2021-12-22 15:03:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_control_of_r8152 [2021-12-22 15:03:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2021-12-22 15:03:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2021-12-22 15:03:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2021-12-22 15:03:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2021-12-22 15:03:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_control_of_r8152 [2021-12-22 15:03:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_control_of_r8152 [2021-12-22 15:03:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-22 15:03:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-22 15:03:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2021-12-22 15:03:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2021-12-22 15:03:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2021-12-22 15:03:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2021-12-22 15:03:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2021-12-22 15:03:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2021-12-22 15:03:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2021-12-22 15:03:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2021-12-22 15:03:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:03:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:03:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:03:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:03:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2021-12-22 15:03:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2021-12-22 15:03:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:03:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2021-12-22 15:03:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2021-12-22 15:03:14,156 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:03:14,168 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:03:14,343 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:03:57,016 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:03:57,043 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:03:57,043 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:03:57,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:03:57 BoogieIcfgContainer [2021-12-22 15:03:57,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:03:57,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:03:57,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:03:57,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:03:57,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:03:08" (1/3) ... [2021-12-22 15:03:57,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e79c063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:03:57, skipping insertion in model container [2021-12-22 15:03:57,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:03:12" (2/3) ... [2021-12-22 15:03:57,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e79c063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:03:57, skipping insertion in model container [2021-12-22 15:03:57,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:03:57" (3/3) ... [2021-12-22 15:03:57,057 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2021-12-22 15:03:57,062 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:03:57,062 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:03:57,115 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:03:57,120 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 15:03:57,121 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:03:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 2824 states, 1741 states have (on average 1.3090178058587019) internal successors, (2279), 1807 states have internal predecessors, (2279), 912 states have call successors, (912), 170 states have call predecessors, (912), 169 states have return successors, (906), 892 states have call predecessors, (906), 906 states have call successors, (906) [2021-12-22 15:03:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-12-22 15:03:57,188 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:03:57,189 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] [2021-12-22 15:03:57,189 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:03:57,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:03:57,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1782154457, now seen corresponding path program 1 times [2021-12-22 15:03:57,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:03:57,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734400307] [2021-12-22 15:03:57,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:03:57,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:03:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:03:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:03:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:03:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:03:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:03:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:03:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:03:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:03:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:03:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:03:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-22 15:03:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-22 15:03:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-22 15:03:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-22 15:03:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-22 15:03:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-22 15:03:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-22 15:03:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-22 15:03:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:03:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:03:58,714 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 15:03:58,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:03:58,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734400307] [2021-12-22 15:03:58,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734400307] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:03:58,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:03:58,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:03:58,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669627993] [2021-12-22 15:03:58,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:03:58,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:03:58,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:03:58,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:03:58,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:03:58,755 INFO L87 Difference]: Start difference. First operand has 2824 states, 1741 states have (on average 1.3090178058587019) internal successors, (2279), 1807 states have internal predecessors, (2279), 912 states have call successors, (912), 170 states have call predecessors, (912), 169 states have return successors, (906), 892 states have call predecessors, (906), 906 states have call successors, (906) Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-22 15:04:00,831 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 15:04:03,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []