./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.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 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:53:39,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:53:39,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:53:39,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:53:39,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:53:39,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:53:39,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:53:39,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:53:39,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:53:39,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:53:39,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:53:39,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:53:39,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:53:39,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:53:39,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:53:39,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:53:39,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:53:39,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:53:39,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:53:39,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:53:39,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:53:39,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:53:39,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:53:39,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:53:39,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:53:39,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:53:39,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:53:39,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:53:39,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:53:39,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:53:39,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:53:39,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:53:39,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:53:39,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:53:39,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:53:39,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:53:39,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:53:39,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:53:39,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:53:39,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:53:39,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:53:39,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:53:39,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:53:39,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:53:39,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:53:39,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:53:39,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:53:39,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:53:39,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:53:39,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:53:39,137 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:53:39,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:53:39,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:53:39,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:53:39,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:53:39,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:53:39,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:53:39,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:53:39,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:53:39,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:53:39,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:53:39,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 [2021-12-28 04:53:39,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:53:39,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:53:39,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:53:39,487 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:53:39,488 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:53:39,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-28 04:53:39,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0f3096f/c58f50fd14a04006b7b9539551b7e3ba/FLAG75e858559 [2021-12-28 04:53:40,620 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:53:40,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-28 04:53:40,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0f3096f/c58f50fd14a04006b7b9539551b7e3ba/FLAG75e858559 [2021-12-28 04:53:41,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0f3096f/c58f50fd14a04006b7b9539551b7e3ba [2021-12-28 04:53:41,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:53:41,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:53:41,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:53:41,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:53:41,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:53:41,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:53:41" (1/1) ... [2021-12-28 04:53:41,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a060009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:41, skipping insertion in model container [2021-12-28 04:53:41,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:53:41" (1/1) ... [2021-12-28 04:53:41,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:53:41,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:53:47,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558285,558298] [2021-12-28 04:53:47,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558432,558445] [2021-12-28 04:53:47,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558571,558584] [2021-12-28 04:53:47,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558729,558742] [2021-12-28 04:53:47,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:53:47,772 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:53:48,631 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558285,558298] [2021-12-28 04:53:48,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558432,558445] [2021-12-28 04:53:48,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558571,558584] [2021-12-28 04:53:48,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558729,558742] [2021-12-28 04:53:48,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:53:48,956 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:53:48,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48 WrapperNode [2021-12-28 04:53:48,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:53:48,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:53:48,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:53:48,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:53:48,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,432 INFO L137 Inliner]: procedures = 710, calls = 5459, calls flagged for inlining = 409, calls inlined = 365, statements flattened = 11375 [2021-12-28 04:53:49,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:53:49,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:53:49,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:53:49,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:53:49,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:53:49,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:53:49,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:53:49,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:53:49,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (1/1) ... [2021-12-28 04:53:49,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:53:49,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:53:49,971 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) [2021-12-28 04:53:49,985 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 [2021-12-28 04:53:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 04:53:50,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 04:53:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:53:50,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:53:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-28 04:53:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-28 04:53:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 04:53:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 04:53:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-28 04:53:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-28 04:53:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-28 04:53:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-28 04:53:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:53:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:53:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-28 04:53:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-28 04:53:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-28 04:53:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-28 04:53:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 04:53:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 04:53:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-28 04:53:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-28 04:53:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-28 04:53:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-28 04:53:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-28 04:53:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-28 04:53:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 04:53:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 04:53:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-28 04:53:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-28 04:53:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:53:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:53:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-28 04:53:50,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-28 04:53:50,019 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-28 04:53:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-28 04:53:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 04:53:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 04:53:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-28 04:53:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-28 04:53:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-28 04:53:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-28 04:53:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-28 04:53:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-28 04:53:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-28 04:53:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-28 04:53:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-28 04:53:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-28 04:53:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 04:53:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 04:53:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 04:53:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 04:53:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 04:53:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 04:53:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-28 04:53:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-28 04:53:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 04:53:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 04:53:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-12-28 04:53:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-12-28 04:53:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 04:53:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 04:53:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-28 04:53:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-28 04:53:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:53:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:53:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 04:53:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 04:53:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-28 04:53:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-28 04:53:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:53:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 04:53:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 04:53:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-28 04:53:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-28 04:53:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-28 04:53:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-28 04:53:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-28 04:53:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-28 04:53:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 04:53:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 04:53:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-28 04:53:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-28 04:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-12-28 04:53:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-12-28 04:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 04:53:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 04:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:53:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:53:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-28 04:53:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-28 04:53:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-28 04:53:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-28 04:53:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-28 04:53:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-28 04:53:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:53:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 04:53:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 04:53:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-28 04:53:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-28 04:53:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:53:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 04:53:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 04:53:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-28 04:53:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-28 04:53:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:53:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 04:53:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 04:53:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-28 04:53:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-28 04:53:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:53:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:53:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-12-28 04:53:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-12-28 04:53:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 04:53:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 04:53:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 04:53:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 04:53:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 04:53:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 04:53:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-28 04:53:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-28 04:53:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 04:53:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 04:53:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-28 04:53:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-28 04:53:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-28 04:53:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-28 04:53:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-28 04:53:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-28 04:53:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 04:53:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 04:53:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-28 04:53:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-28 04:53:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 04:53:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 04:53:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-28 04:53:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-28 04:53:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-28 04:53:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-28 04:53:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:53:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 04:53:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 04:53:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 04:53:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 04:53:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-28 04:53:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-28 04:53:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-28 04:53:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-28 04:53:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-28 04:53:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-28 04:53:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-28 04:53:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-28 04:53:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-28 04:53:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-28 04:53:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-28 04:53:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-28 04:53:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:53:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-28 04:53:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-28 04:53:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-28 04:53:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-28 04:53:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-28 04:53:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-28 04:53:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-28 04:53:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-28 04:53:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 04:53:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 04:53:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:53:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:53:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:53:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:53:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:53:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:53:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-28 04:53:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-28 04:53:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:53:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:53:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-28 04:53:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-28 04:53:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 04:53:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 04:53:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-28 04:53:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-28 04:53:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-28 04:53:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-28 04:53:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-28 04:53:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-28 04:53:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-28 04:53:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-28 04:53:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 04:53:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 04:53:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 04:53:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 04:53:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:53:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:53:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-28 04:53:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-28 04:53:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-28 04:53:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-28 04:53:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-28 04:53:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-28 04:53:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-28 04:53:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-28 04:53:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-28 04:53:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-28 04:53:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-28 04:53:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-28 04:53:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 04:53:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 04:53:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-28 04:53:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-28 04:53:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:53:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:53:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-28 04:53:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-28 04:53:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:53:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:53:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-28 04:53:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-28 04:53:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-28 04:53:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-28 04:53:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-28 04:53:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-28 04:53:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 04:53:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 04:53:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:53:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:53:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:53:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:53:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-28 04:53:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-28 04:53:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 04:53:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 04:53:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-28 04:53:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-28 04:53:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-28 04:53:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-28 04:53:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-12-28 04:53:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-12-28 04:53:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 04:53:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 04:53:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-28 04:53:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-28 04:53:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 04:53:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 04:53:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-28 04:53:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-28 04:53:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-28 04:53:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-28 04:53:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-28 04:53:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-28 04:53:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 04:53:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-28 04:53:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-28 04:53:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 04:53:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 04:53:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 04:53:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 04:53:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-28 04:53:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-28 04:53:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-28 04:53:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-28 04:53:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-28 04:53:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-28 04:53:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 04:53:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 04:53:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-28 04:53:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-28 04:53:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-28 04:53:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-28 04:53:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-28 04:53:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-28 04:53:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-28 04:53:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-28 04:53:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 04:53:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 04:53:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-28 04:53:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-28 04:53:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-28 04:53:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-28 04:53:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 04:53:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 04:53:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:53:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:53:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-28 04:53:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-28 04:53:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-28 04:53:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-28 04:53:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 04:53:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 04:53:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-28 04:53:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-28 04:53:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-28 04:53:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-28 04:53:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 04:53:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 04:53:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-12-28 04:53:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-12-28 04:53:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-28 04:53:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-28 04:53:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-28 04:53:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-28 04:53:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-28 04:53:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-28 04:53:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 04:53:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 04:53:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 04:53:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 04:53:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:53:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:53:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:53:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 04:53:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 04:53:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-28 04:53:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-28 04:53:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:53:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:53:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-12-28 04:53:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-12-28 04:53:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 04:53:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 04:53:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 04:53:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 04:53:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-28 04:53:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-28 04:53:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-28 04:53:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-28 04:53:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 04:53:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 04:53:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-28 04:53:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-28 04:53:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-28 04:53:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-28 04:53:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 04:53:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 04:53:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-28 04:53:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-28 04:53:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 04:53:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 04:53:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-12-28 04:53:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-12-28 04:53:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-28 04:53:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-28 04:53:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-28 04:53:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-28 04:53:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-28 04:53:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-28 04:53:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 04:53:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 04:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-28 04:53:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-28 04:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-28 04:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 04:53:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 04:53:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-28 04:53:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-28 04:53:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-28 04:53:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-28 04:53:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-28 04:53:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:53:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-28 04:53:50,187 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-28 04:53:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-28 04:53:50,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-28 04:53:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 04:53:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 04:53:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-28 04:53:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-28 04:53:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-12-28 04:53:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-12-28 04:53:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 04:53:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-28 04:53:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-28 04:53:51,337 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:53:51,341 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:53:51,530 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:54:03,720 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 04:54:03,853 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:54:03,889 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:54:03,890 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-28 04:54:03,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:54:03 BoogieIcfgContainer [2021-12-28 04:54:03,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:54:03,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:54:03,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:54:03,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:54:03,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:53:41" (1/3) ... [2021-12-28 04:54:03,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2178d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:54:03, skipping insertion in model container [2021-12-28 04:54:03,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:53:48" (2/3) ... [2021-12-28 04:54:03,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2178d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:54:03, skipping insertion in model container [2021-12-28 04:54:03,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:54:03" (3/3) ... [2021-12-28 04:54:03,906 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-28 04:54:03,910 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:54:03,911 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-28 04:54:03,981 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:54:03,988 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 [2021-12-28 04:54:03,989 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-28 04:54:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 4328 states, 2899 states have (on average 1.2921697136943773) internal successors, (3746), 2979 states have internal predecessors, (3746), 1217 states have call successors, (1217), 212 states have call predecessors, (1217), 211 states have return successors, (1207), 1182 states have call predecessors, (1207), 1207 states have call successors, (1207) [2021-12-28 04:54:04,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-28 04:54:04,102 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:54:04,103 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 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] [2021-12-28 04:54:04,104 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:54:04,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:54:04,108 INFO L85 PathProgramCache]: Analyzing trace with hash -410904252, now seen corresponding path program 1 times [2021-12-28 04:54:04,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:54:04,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268608926] [2021-12-28 04:54:04,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:54:04,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:54:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 04:54:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 04:54:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 04:54:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 04:54:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 04:54:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 04:54:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 04:54:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 04:54:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 04:54:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 04:54:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 04:54:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 04:54:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 04:54:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:54:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 04:54:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 04:54:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:54:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:54:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:54:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:54:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:54:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 04:54:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 04:54:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 04:54:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 04:54:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 04:54:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 04:54:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 04:54:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 04:54:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 04:54:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 04:54:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:05,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 04:54:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:06,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:06,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-28 04:54:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:06,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-28 04:54:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-28 04:54:06,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:54:06,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268608926] [2021-12-28 04:54:06,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268608926] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:54:06,045 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:54:06,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:54:06,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523773998] [2021-12-28 04:54:06,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:54:06,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:54:06,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:54:06,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:54:06,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:54:06,089 INFO L87 Difference]: Start difference. First operand has 4328 states, 2899 states have (on average 1.2921697136943773) internal successors, (3746), 2979 states have internal predecessors, (3746), 1217 states have call successors, (1217), 212 states have call predecessors, (1217), 211 states have return successors, (1207), 1182 states have call predecessors, (1207), 1207 states have call successors, (1207) Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-28 04:54:20,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:54:20,357 INFO L93 Difference]: Finished difference Result 13144 states and 19132 transitions. [2021-12-28 04:54:20,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 04:54:20,361 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 381 [2021-12-28 04:54:20,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:54:20,447 INFO L225 Difference]: With dead ends: 13144 [2021-12-28 04:54:20,447 INFO L226 Difference]: Without dead ends: 8868 [2021-12-28 04:54:20,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:54:20,485 INFO L933 BasicCegarLoop]: 6349 mSDtfsCounter, 7610 mSDsluCounter, 5799 mSDsCounter, 0 mSdLazyCounter, 5208 mSolverCounterSat, 4099 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8742 SdHoareTripleChecker+Valid, 12148 SdHoareTripleChecker+Invalid, 9307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4099 IncrementalHoareTripleChecker+Valid, 5208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2021-12-28 04:54:20,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8742 Valid, 12148 Invalid, 9307 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4099 Valid, 5208 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2021-12-28 04:54:20,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2021-12-28 04:54:21,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 8338. [2021-12-28 04:54:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8338 states, 5567 states have (on average 1.279144961379558) internal successors, (7121), 5726 states have internal predecessors, (7121), 2350 states have call successors, (2350), 420 states have call predecessors, (2350), 419 states have return successors, (2347), 2297 states have call predecessors, (2347), 2347 states have call successors, (2347) [2021-12-28 04:54:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8338 states to 8338 states and 11818 transitions. [2021-12-28 04:54:21,081 INFO L78 Accepts]: Start accepts. Automaton has 8338 states and 11818 transitions. Word has length 381 [2021-12-28 04:54:21,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:54:21,083 INFO L470 AbstractCegarLoop]: Abstraction has 8338 states and 11818 transitions. [2021-12-28 04:54:21,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-28 04:54:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 8338 states and 11818 transitions. [2021-12-28 04:54:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-12-28 04:54:21,098 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:54:21,099 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 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] [2021-12-28 04:54:21,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:54:21,099 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:54:21,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:54:21,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1891555918, now seen corresponding path program 1 times [2021-12-28 04:54:21,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:54:21,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101568576] [2021-12-28 04:54:21,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:54:21,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:54:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 04:54:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 04:54:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 04:54:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 04:54:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 04:54:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 04:54:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 04:54:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 04:54:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 04:54:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 04:54:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 04:54:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 04:54:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 04:54:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:54:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 04:54:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 04:54:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:54:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:54:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:54:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:54:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:54:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 04:54:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 04:54:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 04:54:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:21,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 04:54:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 04:54:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 04:54:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 04:54:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 04:54:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 04:54:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 04:54:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 04:54:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:54:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-28 04:54:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-28 04:54:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 04:54:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:54:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-28 04:54:22,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:54:22,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101568576] [2021-12-28 04:54:22,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101568576] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:54:22,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:54:22,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:54:22,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303853670] [2021-12-28 04:54:22,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:54:22,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:54:22,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:54:22,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:54:22,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:54:22,258 INFO L87 Difference]: Start difference. First operand 8338 states and 11818 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)