./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 e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:35:31,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:35:31,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:35:31,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:35:31,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:35:31,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:35:31,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:35:31,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:35:31,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:35:31,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:35:31,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:35:31,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:35:31,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:35:31,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:35:31,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:35:31,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:35:31,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:35:31,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:35:31,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:35:31,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:35:31,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:35:31,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:35:31,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:35:31,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:35:31,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:35:31,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:35:31,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:35:31,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:35:31,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:35:31,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:35:31,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:35:31,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:35:31,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:35:31,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:35:31,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:35:31,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:35:31,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:35:31,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:35:31,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:35:31,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:35:31,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:35:31,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:35:31,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:35:31,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:35:31,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:35:32,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:35:32,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:35:32,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:35:32,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:35:32,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:35:32,001 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:35:32,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:35:32,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:35:32,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:35:32,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:35:32,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:35:32,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:35:32,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:35:32,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:35:32,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:35:32,004 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:35:32,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:35:32,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:35:32,005 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 [2021-12-22 15:35:32,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:35:32,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:35:32,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:35:32,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:35:32,221 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:35:32,222 INFO L432 ainManager$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 [2021-12-22 15:35:32,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b065d2c1/330c24dc742f4cd09e3c6270eb0fd5f1/FLAG2dadbcf36 [2021-12-22 15:35:32,983 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:35:32,983 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 [2021-12-22 15:35:33,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b065d2c1/330c24dc742f4cd09e3c6270eb0fd5f1/FLAG2dadbcf36 [2021-12-22 15:35:33,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b065d2c1/330c24dc742f4cd09e3c6270eb0fd5f1 [2021-12-22 15:35:33,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:35:33,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:35:33,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:35:33,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:35:33,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:35:33,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:35:33" (1/1) ... [2021-12-22 15:35:33,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1466c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:33, skipping insertion in model container [2021-12-22 15:35:33,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:35:33" (1/1) ... [2021-12-22 15:35:33,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:35:33,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:35:37,668 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] [2021-12-22 15:35:37,670 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] [2021-12-22 15:35:37,670 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] [2021-12-22 15:35:37,671 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] [2021-12-22 15:35:37,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:35:37,783 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:35:38,333 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] [2021-12-22 15:35:38,334 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] [2021-12-22 15:35:38,334 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] [2021-12-22 15:35:38,334 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] [2021-12-22 15:35:38,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:35:38,659 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:35:38,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38 WrapperNode [2021-12-22 15:35:38,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:35:38,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:35:38,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:35:38,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:35:38,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:38,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,130 INFO L137 Inliner]: procedures = 710, calls = 5459, calls flagged for inlining = 409, calls inlined = 365, statements flattened = 11375 [2021-12-22 15:35:39,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:35:39,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:35:39,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:35:39,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:35:39,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:35:39,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:35:39,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:35:39,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:35:39,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (1/1) ... [2021-12-22 15:35:39,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:35:39,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:35:39,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:35:39,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:35:39,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:35:39,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:35:39,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:35:39,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:35:39,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-22 15:35:39,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-22 15:35:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:35:39,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:35:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-22 15:35:39,617 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-22 15:35:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-22 15:35:39,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-22 15:35:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:35:39,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:35:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-22 15:35:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-22 15:35:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-22 15:35:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-22 15:35:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:35:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:35:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-22 15:35:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-22 15:35:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-22 15:35:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-22 15:35:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-22 15:35:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-22 15:35:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:35:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:35:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-22 15:35:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-22 15:35:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:35:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:35:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-22 15:35:39,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-22 15:35:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-22 15:35:39,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-22 15:35:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:35:39,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:35:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-22 15:35:39,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-22 15:35:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-22 15:35:39,621 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-22 15:35:39,621 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-22 15:35:39,621 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-22 15:35:39,621 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-22 15:35:39,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-22 15:35:39,621 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-22 15:35:39,621 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-22 15:35:39,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:35:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:35:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:35:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:35:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:35:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:35:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-22 15:35:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-22 15:35:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:35:39,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:35:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-12-22 15:35:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-12-22 15:35:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:35:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:35:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-22 15:35:39,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-22 15:35:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:35:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:35:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 15:35:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 15:35:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-22 15:35:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-22 15:35:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:35:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 15:35:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 15:35:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-22 15:35:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-22 15:35:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-22 15:35:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-22 15:35:39,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-22 15:35:39,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-22 15:35:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-22 15:35:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-22 15:35:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-22 15:35:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-22 15:35:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-12-22 15:35:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-12-22 15:35:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:35:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:35:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:35:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:35:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-22 15:35:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-22 15:35:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-22 15:35:39,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-22 15:35:39,627 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-22 15:35:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-22 15:35:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:35:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:35:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:35:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-22 15:35:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-22 15:35:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:35:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:35:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:35:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-22 15:35:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-22 15:35:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:35:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:35:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:35:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-22 15:35:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-22 15:35:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:35:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:35:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-12-22 15:35:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-12-22 15:35:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 15:35:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 15:35:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-22 15:35:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-22 15:35:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-22 15:35:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-22 15:35:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-22 15:35:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-22 15:35:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:35:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-22 15:35:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-22 15:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-22 15:35:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-22 15:35:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-22 15:35:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-22 15:35:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 15:35:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 15:35:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-22 15:35:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-22 15:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:35:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-22 15:35:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-22 15:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-22 15:35:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-22 15:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:35:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:35:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:35:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:35:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-22 15:35:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-22 15:35:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:35:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:35:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:35:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:35:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-22 15:35:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-22 15:35:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-22 15:35:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-22 15:35:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:35:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:35:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:35:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-22 15:35:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-22 15:35:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-22 15:35:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-22 15:35:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-22 15:35:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-22 15:35:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-22 15:35:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-22 15:35:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:35:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:35:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:35:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:35:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-22 15:35:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:35:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:35:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-22 15:35:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-22 15:35:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:35:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:35:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-22 15:35:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-22 15:35:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-22 15:35:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-22 15:35:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-22 15:35:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-22 15:35:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-22 15:35:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-22 15:35:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-22 15:35:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-22 15:35:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 15:35:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 15:35:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:35:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:35:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-22 15:35:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-22 15:35:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-22 15:35:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-22 15:35:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-22 15:35:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-22 15:35:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-22 15:35:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-22 15:35:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-22 15:35:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-22 15:35:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-22 15:35:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-22 15:35:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:35:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:35:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-22 15:35:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-22 15:35:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:35:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:35:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-22 15:35:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-22 15:35:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:35:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:35:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-22 15:35:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-22 15:35:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-22 15:35:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-22 15:35:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-22 15:35:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-22 15:35:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:35:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:35:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:35:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:35:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:35:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:35:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-22 15:35:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-22 15:35:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 15:35:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 15:35:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:35:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:35:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-22 15:35:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-22 15:35:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-12-22 15:35:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-12-22 15:35:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:35:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:35:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-22 15:35:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-22 15:35:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:35:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:35:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-22 15:35:39,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-22 15:35:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-22 15:35:39,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-22 15:35:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-22 15:35:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-22 15:35:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-22 15:35:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-22 15:35:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-22 15:35:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-22 15:35:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-22 15:35:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-22 15:35:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-22 15:35:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-22 15:35:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 15:35:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 15:35:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-22 15:35:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-22 15:35:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-22 15:35:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-22 15:35:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-22 15:35:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-22 15:35:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-22 15:35:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-22 15:35:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 15:35:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 15:35:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-22 15:35:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-22 15:35:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-22 15:35:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-22 15:35:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-22 15:35:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-22 15:35:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:35:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:35:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-22 15:35:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-22 15:35:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-22 15:35:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-22 15:35:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-22 15:35:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-22 15:35:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-22 15:35:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-22 15:35:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-22 15:35:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-22 15:35:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-22 15:35:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-22 15:35:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-12-22 15:35:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-12-22 15:35:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-22 15:35:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-22 15:35:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-22 15:35:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-22 15:35:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-22 15:35:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-22 15:35:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:35:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 15:35:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:35:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:35:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-22 15:35:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-22 15:35:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-12-22 15:35:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:35:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-22 15:35:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-22 15:35:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-22 15:35:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-22 15:35:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-22 15:35:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-22 15:35:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-22 15:35:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 15:35:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 15:35:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-22 15:35:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-22 15:35:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:35:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:35:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-22 15:35:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-22 15:35:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:35:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:35:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-12-22 15:35:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-12-22 15:35:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-22 15:35:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-22 15:35:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 15:35:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 15:35:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-22 15:35:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-22 15:35:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:35:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:35:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-22 15:35:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-22 15:35:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-22 15:35:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-22 15:35:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-22 15:35:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-22 15:35:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-22 15:35:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-22 15:35:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-22 15:35:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-22 15:35:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-22 15:35:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-22 15:35:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:35:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:35:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-22 15:35:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-22 15:35:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-22 15:35:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-22 15:35:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-22 15:35:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-22 15:35:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-22 15:35:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-22 15:35:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-22 15:35:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-22 15:35:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-12-22 15:35:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-12-22 15:35:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-22 15:35:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-22 15:35:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:35:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:35:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:35:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-22 15:35:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-22 15:35:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:35:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-22 15:35:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-22 15:35:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-22 15:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-22 15:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 15:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-22 15:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-22 15:35:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-22 15:35:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-22 15:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-22 15:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-22 15:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-22 15:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-22 15:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-22 15:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-22 15:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:35:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-22 15:35:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-22 15:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 15:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-22 15:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-22 15:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-22 15:35:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-22 15:35:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-22 15:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-22 15:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-22 15:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-22 15:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-22 15:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-22 15:35:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-22 15:35:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-22 15:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-22 15:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-22 15:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-12-22 15:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-12-22 15:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-22 15:35:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-22 15:35:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-22 15:35:40,885 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:35:40,888 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:35:40,981 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:35:51,455 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:35:51,598 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:35:51,628 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:35:51,628 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-22 15:35:51,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:35:51 BoogieIcfgContainer [2021-12-22 15:35:51,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:35:51,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:35:51,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:35:51,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:35:51,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:35:33" (1/3) ... [2021-12-22 15:35:51,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fd6dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:35:51, skipping insertion in model container [2021-12-22 15:35:51,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:35:38" (2/3) ... [2021-12-22 15:35:51,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fd6dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:35:51, skipping insertion in model container [2021-12-22 15:35:51,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:35:51" (3/3) ... [2021-12-22 15:35:51,643 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-22 15:35:51,647 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:35:51,648 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 15:35:51,697 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:35:51,703 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:35:51,704 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-22 15:35:51,775 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) [2021-12-22 15:35:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-22 15:35:51,793 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:35:51,794 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] [2021-12-22 15:35:51,795 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] === [2021-12-22 15:35:51,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:35:51,800 INFO L85 PathProgramCache]: Analyzing trace with hash -410904252, now seen corresponding path program 1 times [2021-12-22 15:35:51,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:35:51,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902748284] [2021-12-22 15:35:51,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:35:51,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:35:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:35:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:35:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:35:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:35:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:35:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:35:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:35:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:35:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:35:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:35:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:35:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:35:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:35:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:35:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:35:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:35:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:35:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:35:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:35:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:35:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:35:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:35:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:35:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:35:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:35:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:35:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:35:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:35:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:35:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:35:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:35:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:35:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:35:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-22 15:35:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-22 15:35:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:35:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-22 15:35:53,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:35:53,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902748284] [2021-12-22 15:35:53,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902748284] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:35:53,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:35:53,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:35:53,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983848967] [2021-12-22 15:35:53,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:35:53,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:35:53,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:35:53,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:35:53,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:35:53,481 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) [2021-12-22 15:36:05,589 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 [] [2021-12-22 15:36:07,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:36:07,355 INFO L93 Difference]: Finished difference Result 13144 states and 19132 transitions. [2021-12-22 15:36:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:36:07,360 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 [2021-12-22 15:36:07,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:36:07,445 INFO L225 Difference]: With dead ends: 13144 [2021-12-22 15:36:07,446 INFO L226 Difference]: Without dead ends: 8868 [2021-12-22 15:36:07,476 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 [2021-12-22 15:36:07,479 INFO L933 BasicCegarLoop]: 6346 mSDtfsCounter, 7610 mSDsluCounter, 6749 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 4099 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8744 SdHoareTripleChecker+Valid, 13095 SdHoareTripleChecker+Invalid, 8353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4099 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-22 15:36:07,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8744 Valid, 13095 Invalid, 8353 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4099 Valid, 4253 Invalid, 1 Unknown, 0 Unchecked, 13.0s Time] [2021-12-22 15:36:07,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2021-12-22 15:36:07,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 8338. [2021-12-22 15:36:07,904 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) [2021-12-22 15:36:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8338 states to 8338 states and 11818 transitions. [2021-12-22 15:36:07,964 INFO L78 Accepts]: Start accepts. Automaton has 8338 states and 11818 transitions. Word has length 381 [2021-12-22 15:36:07,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:36:07,968 INFO L470 AbstractCegarLoop]: Abstraction has 8338 states and 11818 transitions. [2021-12-22 15:36:07,969 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) [2021-12-22 15:36:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 8338 states and 11818 transitions. [2021-12-22 15:36:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-12-22 15:36:07,983 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:36:07,983 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] [2021-12-22 15:36:07,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:36:07,984 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] === [2021-12-22 15:36:07,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:36:07,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1891555918, now seen corresponding path program 1 times [2021-12-22 15:36:07,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:36:07,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332840816] [2021-12-22 15:36:07,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:36:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:36:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:36:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:36:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:36:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:36:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:36:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:36:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:36:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:36:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:36:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:36:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:36:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:36:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:36:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:36:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:36:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:36:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:36:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:36:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:36:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:36:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:36:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:36:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:36:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:36:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:36:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:36:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:36:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:36:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:36:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:36:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:36:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:36:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-22 15:36:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-22 15:36:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:36:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-22 15:36:08,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:36:08,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332840816] [2021-12-22 15:36:08,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332840816] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:36:08,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:36:08,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:36:08,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833201763] [2021-12-22 15:36:08,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:36:08,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:36:08,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:36:08,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:36:08,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:36:08,953 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) [2021-12-22 15:36:20,158 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 [] [2021-12-22 15:36:21,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:36:21,283 INFO L93 Difference]: Finished difference Result 20802 states and 29671 transitions. [2021-12-22 15:36:21,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:36:21,284 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 402 [2021-12-22 15:36:21,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:36:21,361 INFO L225 Difference]: With dead ends: 20802 [2021-12-22 15:36:21,362 INFO L226 Difference]: Without dead ends: 12533 [2021-12-22 15:36:21,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:36:21,398 INFO L933 BasicCegarLoop]: 6277 mSDtfsCounter, 7100 mSDsluCounter, 6776 mSDsCounter, 0 mSdLazyCounter, 4183 mSolverCounterSat, 3980 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8151 SdHoareTripleChecker+Valid, 13053 SdHoareTripleChecker+Invalid, 8164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3980 IncrementalHoareTripleChecker+Valid, 4183 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2021-12-22 15:36:21,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8151 Valid, 13053 Invalid, 8164 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3980 Valid, 4183 Invalid, 1 Unknown, 0 Unchecked, 11.5s Time] [2021-12-22 15:36:21,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12533 states. [2021-12-22 15:36:21,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12533 to 11742. [2021-12-22 15:36:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11742 states, 7823 states have (on average 1.2757254250287613) internal successors, (9980), 8046 states have internal predecessors, (9980), 3305 states have call successors, (3305), 614 states have call predecessors, (3305), 612 states have return successors, (3302), 3224 states have call predecessors, (3302), 3302 states have call successors, (3302) [2021-12-22 15:36:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11742 states to 11742 states and 16587 transitions. [2021-12-22 15:36:21,864 INFO L78 Accepts]: Start accepts. Automaton has 11742 states and 16587 transitions. Word has length 402 [2021-12-22 15:36:21,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:36:21,866 INFO L470 AbstractCegarLoop]: Abstraction has 11742 states and 16587 transitions. [2021-12-22 15:36:21,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-22 15:36:21,868 INFO L276 IsEmpty]: Start isEmpty. Operand 11742 states and 16587 transitions. [2021-12-22 15:36:21,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2021-12-22 15:36:21,877 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:36:21,877 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:36:21,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:36:21,878 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:36:21,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:36:21,878 INFO L85 PathProgramCache]: Analyzing trace with hash 714959341, now seen corresponding path program 1 times [2021-12-22 15:36:21,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:36:21,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160288172] [2021-12-22 15:36:21,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:36:21,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:36:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:36:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:36:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:36:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:36:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:36:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:36:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:36:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:36:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:36:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:36:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:36:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:36:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:36:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:36:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:36:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:36:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:36:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:36:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:36:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:36:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:36:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:36:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:36:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:36:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:36:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:36:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:36:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:36:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:36:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:36:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:36:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:36:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-22 15:36:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-22 15:36:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:36:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:36:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 15:36:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2021-12-22 15:36:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:36:22,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4564 trivial. 0 not checked. [2021-12-22 15:36:22,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:36:22,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160288172] [2021-12-22 15:36:22,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160288172] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:36:22,847 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:36:22,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:36:22,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585549212] [2021-12-22 15:36:22,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:36:22,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:36:22,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:36:22,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:36:22,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:36:22,850 INFO L87 Difference]: Start difference. First operand 11742 states and 16587 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39)