./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:41:20,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:41:20,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:41:20,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:41:20,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:41:20,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:41:20,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:41:20,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:41:20,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:41:20,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:41:20,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:41:20,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:41:20,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:41:20,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:41:20,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:41:20,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:41:20,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:41:20,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:41:20,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:41:20,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:41:21,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:41:21,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:41:21,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:41:21,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:41:21,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:41:21,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:41:21,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:41:21,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:41:21,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:41:21,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:41:21,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:41:21,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:41:21,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:41:21,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:41:21,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:41:21,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:41:21,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:41:21,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:41:21,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:41:21,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:41:21,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:41:21,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:41:21,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:41:21,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:41:21,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:41:21,056 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:41:21,057 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:41:21,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:41:21,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:41:21,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:41:21,058 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:41:21,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:41:21,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:41:21,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:41:21,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:41:21,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:41:21,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:41:21,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:41:21,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:41:21,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:41:21,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:41:21,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:41:21,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:41:21,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:41:21,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:41:21,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:41:21,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:41:21,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:41:21,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:41:21,063 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:41:21,063 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:41:21,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:41:21,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:41:21,064 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 [2021-12-14 18:41:21,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:41:21,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:41:21,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:41:21,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:41:21,326 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:41:21,327 INFO L432 ainManager$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 [2021-12-14 18:41:21,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86515edb5/e907ebccc2c44308b46daa87c729a7e2/FLAG203b5717a [2021-12-14 18:41:22,271 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:41:22,272 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 [2021-12-14 18:41:22,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86515edb5/e907ebccc2c44308b46daa87c729a7e2/FLAG203b5717a [2021-12-14 18:41:22,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86515edb5/e907ebccc2c44308b46daa87c729a7e2 [2021-12-14 18:41:22,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:41:22,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:41:22,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:41:22,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:41:22,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:41:22,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:41:22" (1/1) ... [2021-12-14 18:41:22,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f50782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:22, skipping insertion in model container [2021-12-14 18:41:22,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:41:22" (1/1) ... [2021-12-14 18:41:22,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:41:22,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:41:27,280 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] [2021-12-14 18:41:27,283 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] [2021-12-14 18:41:27,284 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] [2021-12-14 18:41:27,284 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] [2021-12-14 18:41:27,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:41:27,377 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:41:27,995 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] [2021-12-14 18:41:27,996 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] [2021-12-14 18:41:27,997 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] [2021-12-14 18:41:27,998 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] [2021-12-14 18:41:28,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:41:28,329 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:41:28,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28 WrapperNode [2021-12-14 18:41:28,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:41:28,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:41:28,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:41:28,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:41:28,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,765 INFO L137 Inliner]: procedures = 710, calls = 5459, calls flagged for inlining = 409, calls inlined = 365, statements flattened = 11375 [2021-12-14 18:41:28,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:41:28,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:41:28,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:41:28,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:41:28,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:28,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:29,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:29,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:29,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:41:29,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:41:29,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:41:29,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:41:29,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (1/1) ... [2021-12-14 18:41:29,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:41:29,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:41:29,285 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) [2021-12-14 18:41:29,309 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 [2021-12-14 18:41:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 18:41:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 18:41:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:41:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:41:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-14 18:41:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-14 18:41:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 18:41:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 18:41:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-14 18:41:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-14 18:41:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-14 18:41:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-14 18:41:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:41:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:41:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-14 18:41:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-14 18:41:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-14 18:41:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-14 18:41:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 18:41:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 18:41:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-14 18:41:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-14 18:41:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-14 18:41:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-14 18:41:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-14 18:41:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-14 18:41:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 18:41:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 18:41:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-14 18:41:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-14 18:41:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 18:41:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 18:41:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-14 18:41:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-14 18:41:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-14 18:41:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-14 18:41:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 18:41:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 18:41:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-14 18:41:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-14 18:41:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-14 18:41:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-14 18:41:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-14 18:41:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-14 18:41:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-14 18:41:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-14 18:41:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-14 18:41:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-14 18:41:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 18:41:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 18:41:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:41:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 18:41:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 18:41:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 18:41:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-14 18:41:29,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-14 18:41:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 18:41:29,330 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 18:41:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-12-14 18:41:29,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-12-14 18:41:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 18:41:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 18:41:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-14 18:41:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-14 18:41:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:41:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:41:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 18:41:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 18:41:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-14 18:41:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-14 18:41:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:41:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:41:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:41:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-14 18:41:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-14 18:41:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-14 18:41:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-14 18:41:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-14 18:41:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-14 18:41:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 18:41:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 18:41:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-14 18:41:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-14 18:41:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-12-14 18:41:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-12-14 18:41:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 18:41:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 18:41:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:41:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:41:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-14 18:41:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-14 18:41:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-14 18:41:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-14 18:41:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 18:41:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 18:41:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:41:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 18:41:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 18:41:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-14 18:41:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-14 18:41:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:41:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 18:41:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 18:41:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-14 18:41:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-14 18:41:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:41:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 18:41:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 18:41:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-14 18:41:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-14 18:41:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:41:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:41:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-12-14 18:41:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-12-14 18:41:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-14 18:41:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-14 18:41:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-14 18:41:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-14 18:41:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-14 18:41:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-14 18:41:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-14 18:41:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-14 18:41:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-14 18:41:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-14 18:41:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-14 18:41:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-14 18:41:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-14 18:41:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-14 18:41:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-14 18:41:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-14 18:41:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 18:41:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 18:41:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-14 18:41:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-14 18:41:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 18:41:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 18:41:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-14 18:41:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-14 18:41:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-14 18:41:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-14 18:41:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:41:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-14 18:41:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-14 18:41:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-14 18:41:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-14 18:41:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-14 18:41:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-14 18:41:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-14 18:41:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-14 18:41:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-14 18:41:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-14 18:41:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-14 18:41:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-14 18:41:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-14 18:41:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-14 18:41:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-14 18:41:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-14 18:41:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:41:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-14 18:41:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-14 18:41:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-14 18:41:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-14 18:41:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-14 18:41:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-14 18:41:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-14 18:41:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-14 18:41:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 18:41:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 18:41:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:41:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:41:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:41:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:41:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:41:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:41:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-14 18:41:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-14 18:41:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:41:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:41:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-14 18:41:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-14 18:41:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:41:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:41:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-14 18:41:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-14 18:41:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-14 18:41:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-14 18:41:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-14 18:41:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-14 18:41:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-14 18:41:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-14 18:41:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-14 18:41:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-14 18:41:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-14 18:41:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-14 18:41:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:41:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:41:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-14 18:41:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-14 18:41:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-14 18:41:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-14 18:41:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-14 18:41:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-14 18:41:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-14 18:41:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-14 18:41:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-14 18:41:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-14 18:41:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-14 18:41:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-14 18:41:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 18:41:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 18:41:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-14 18:41:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-14 18:41:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:41:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:41:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-14 18:41:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-14 18:41:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:41:29,352 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:41:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 18:41:29,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 18:41:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-14 18:41:29,352 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-14 18:41:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-14 18:41:29,352 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-14 18:41:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 18:41:29,353 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 18:41:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:41:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:41:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:41:29,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:41:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-14 18:41:29,354 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-14 18:41:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 18:41:29,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 18:41:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-14 18:41:29,354 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-14 18:41:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-14 18:41:29,354 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-14 18:41:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-12-14 18:41:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-12-14 18:41:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 18:41:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 18:41:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-14 18:41:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-14 18:41:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 18:41:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 18:41:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-14 18:41:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-14 18:41:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-14 18:41:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-14 18:41:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-14 18:41:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-14 18:41:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 18:41:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-14 18:41:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-14 18:41:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-14 18:41:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-14 18:41:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-14 18:41:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-14 18:41:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-14 18:41:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-14 18:41:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-14 18:41:29,358 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-14 18:41:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-14 18:41:29,358 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-14 18:41:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-14 18:41:29,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-14 18:41:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-14 18:41:29,358 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-14 18:41:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-14 18:41:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-14 18:41:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-14 18:41:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-14 18:41:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-14 18:41:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-14 18:41:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 18:41:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 18:41:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-14 18:41:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-14 18:41:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-14 18:41:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-14 18:41:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-14 18:41:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-14 18:41:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:41:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:41:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-14 18:41:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-14 18:41:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-14 18:41:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-14 18:41:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 18:41:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 18:41:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-14 18:41:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-14 18:41:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-14 18:41:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-14 18:41:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-14 18:41:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-14 18:41:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-12-14 18:41:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-12-14 18:41:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-14 18:41:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-14 18:41:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-14 18:41:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-14 18:41:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-14 18:41:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-14 18:41:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-14 18:41:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-14 18:41:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 18:41:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 18:41:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:41:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:41:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:41:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 18:41:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 18:41:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-14 18:41:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-14 18:41:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:41:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:41:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-12-14 18:41:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-12-14 18:41:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-14 18:41:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-14 18:41:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-14 18:41:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-14 18:41:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-14 18:41:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-14 18:41:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-14 18:41:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-14 18:41:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-14 18:41:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-14 18:41:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-14 18:41:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-14 18:41:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-14 18:41:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-14 18:41:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 18:41:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 18:41:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-14 18:41:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-14 18:41:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 18:41:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 18:41:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-12-14 18:41:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-12-14 18:41:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-14 18:41:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-14 18:41:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-14 18:41:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-14 18:41:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-14 18:41:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-14 18:41:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 18:41:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 18:41:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-14 18:41:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-14 18:41:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-14 18:41:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-14 18:41:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-14 18:41:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-14 18:41:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-14 18:41:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-14 18:41:29,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-14 18:41:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-14 18:41:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-14 18:41:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-14 18:41:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 18:41:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 18:41:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-14 18:41:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-14 18:41:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-14 18:41:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-14 18:41:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-14 18:41:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-14 18:41:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 18:41:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 18:41:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-14 18:41:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-14 18:41:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-12-14 18:41:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-12-14 18:41:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-14 18:41:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-14 18:41:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:41:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:41:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:41:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:41:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:41:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-14 18:41:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-14 18:41:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-14 18:41:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-14 18:41:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:41:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:41:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-14 18:41:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-14 18:41:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-14 18:41:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-14 18:41:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-14 18:41:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-14 18:41:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 18:41:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 18:41:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-14 18:41:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-14 18:41:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-14 18:41:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-14 18:41:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-14 18:41:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-14 18:41:29,376 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-14 18:41:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-14 18:41:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-14 18:41:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-14 18:41:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-14 18:41:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-14 18:41:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 18:41:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 18:41:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-14 18:41:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-14 18:41:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-14 18:41:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-14 18:41:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:41:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:41:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-14 18:41:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-14 18:41:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-14 18:41:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-14 18:41:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-14 18:41:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-14 18:41:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 18:41:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 18:41:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-14 18:41:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-14 18:41:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-14 18:41:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-14 18:41:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:41:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-14 18:41:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-14 18:41:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-14 18:41:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-14 18:41:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 18:41:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 18:41:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-14 18:41:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-14 18:41:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-12-14 18:41:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-12-14 18:41:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 18:41:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-14 18:41:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-14 18:41:30,572 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:41:30,576 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:41:30,717 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:41:39,341 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-14 18:41:39,531 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:41:39,553 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:41:39,553 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-14 18:41:39,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:41:39 BoogieIcfgContainer [2021-12-14 18:41:39,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:41:39,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:41:39,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:41:39,565 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:41:39,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:41:22" (1/3) ... [2021-12-14 18:41:39,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5248adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:41:39, skipping insertion in model container [2021-12-14 18:41:39,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:41:28" (2/3) ... [2021-12-14 18:41:39,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5248adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:41:39, skipping insertion in model container [2021-12-14 18:41:39,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:41:39" (3/3) ... [2021-12-14 18:41:39,568 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-14 18:41:39,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:41:39,573 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-14 18:41:39,630 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:41:39,640 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 [2021-12-14 18:41:39,641 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-14 18:41:39,717 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) [2021-12-14 18:41:39,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-14 18:41:39,745 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:41:39,746 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] [2021-12-14 18:41:39,746 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] === [2021-12-14 18:41:39,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:41:39,750 INFO L85 PathProgramCache]: Analyzing trace with hash -410904252, now seen corresponding path program 1 times [2021-12-14 18:41:39,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:41:39,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491397605] [2021-12-14 18:41:39,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:41:39,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:41:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:41:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:41:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:41:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:41:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:41:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:41:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:41:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:41:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:41:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:41:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:41:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:41:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:41:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:41:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:41:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:41:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:41:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:41:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:41:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:40,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:41:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:41:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:41:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:41:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:41:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:41:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:41:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:41:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:41:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:41:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:41:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:41:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:41:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-14 18:41:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-14 18:41:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-14 18:41:41,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:41:41,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491397605] [2021-12-14 18:41:41,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491397605] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:41:41,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:41:41,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:41:41,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125859112] [2021-12-14 18:41:41,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:41:41,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:41:41,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:41:41,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:41:41,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:41:41,317 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) [2021-12-14 18:41:52,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:41:55,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:41:55,060 INFO L93 Difference]: Finished difference Result 13144 states and 19132 transitions. [2021-12-14 18:41:55,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 18:41:55,065 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 [2021-12-14 18:41:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:41:55,161 INFO L225 Difference]: With dead ends: 13144 [2021-12-14 18:41:55,161 INFO L226 Difference]: Without dead ends: 8868 [2021-12-14 18:41:55,193 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 [2021-12-14 18:41:55,198 INFO L933 BasicCegarLoop]: 6346 mSDtfsCounter, 7610 mSDsluCounter, 6750 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 4099 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8745 SdHoareTripleChecker+Valid, 13096 SdHoareTripleChecker+Invalid, 8353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4099 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2021-12-14 18:41:55,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8745 Valid, 13096 Invalid, 8353 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4099 Valid, 4253 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2021-12-14 18:41:55,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2021-12-14 18:41:55,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 8338. [2021-12-14 18:41:55,707 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) [2021-12-14 18:41:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8338 states to 8338 states and 11818 transitions. [2021-12-14 18:41:55,783 INFO L78 Accepts]: Start accepts. Automaton has 8338 states and 11818 transitions. Word has length 381 [2021-12-14 18:41:55,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:41:55,788 INFO L470 AbstractCegarLoop]: Abstraction has 8338 states and 11818 transitions. [2021-12-14 18:41:55,789 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) [2021-12-14 18:41:55,789 INFO L276 IsEmpty]: Start isEmpty. Operand 8338 states and 11818 transitions. [2021-12-14 18:41:55,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-12-14 18:41:55,803 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:41:55,804 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] [2021-12-14 18:41:55,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:41:55,804 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] === [2021-12-14 18:41:55,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:41:55,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1891555918, now seen corresponding path program 1 times [2021-12-14 18:41:55,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:41:55,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772251100] [2021-12-14 18:41:55,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:41:55,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:41:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 18:41:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 18:41:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 18:41:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 18:41:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 18:41:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 18:41:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 18:41:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 18:41:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 18:41:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:41:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 18:41:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 18:41:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 18:41:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:41:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 18:41:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:41:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:41:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:41:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:41:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:41:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:41:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:41:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:41:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:41:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:41:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:41:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:41:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:41:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:41:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:41:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:41:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:41:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:41:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-14 18:41:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-14 18:41:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 18:41:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:41:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-14 18:41:56,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:41:56,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772251100] [2021-12-14 18:41:56,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772251100] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:41:56,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:41:56,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 18:41:56,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792193224] [2021-12-14 18:41:56,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:41:56,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 18:41:56,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:41:56,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 18:41:56,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 18:41:56,800 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)