./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_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-kernel-locking-mutex_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 7dbf506c9903667090aa317ba4c43233e9209527750742bd2153e2d0ab01acb9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:27:11,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:27:11,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:27:11,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:27:11,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:27:11,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:27:11,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:27:11,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:27:11,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:27:11,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:27:11,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:27:11,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:27:11,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:27:11,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:27:11,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:27:11,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:27:11,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:27:11,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:27:11,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:27:11,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:27:11,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:27:11,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:27:11,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:27:11,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:27:11,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:27:11,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:27:11,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:27:11,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:27:11,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:27:11,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:27:11,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:27:11,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:27:11,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:27:11,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:27:11,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:27:11,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:27:11,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:27:11,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:27:11,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:27:11,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:27:11,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:27:11,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:27:11,166 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:27:11,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:27:11,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:27:11,168 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:27:11,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:27:11,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:27:11,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:27:11,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:27:11,170 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:27:11,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:27:11,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:27:11,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:27:11,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:27:11,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:27:11,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:27:11,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:27:11,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:27:11,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:27:11,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:27:11,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:27:11,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:27:11,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:27:11,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:27:11,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:27:11,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:27:11,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:27:11,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:27:11,174 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:27:11,175 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:27:11,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:27:11,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:27:11,175 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dbf506c9903667090aa317ba4c43233e9209527750742bd2153e2d0ab01acb9 [2021-12-22 15:27:11,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:27:11,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:27:11,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:27:11,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:27:11,459 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:27:11,461 INFO L432 ainManager$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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-22 15:27:11,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed57191f9/6cfdddd87bad4325aeeaa837f8784ac0/FLAGfe3469b1d [2021-12-22 15:27:12,468 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:27:12,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-22 15:27:12,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed57191f9/6cfdddd87bad4325aeeaa837f8784ac0/FLAGfe3469b1d [2021-12-22 15:27:12,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed57191f9/6cfdddd87bad4325aeeaa837f8784ac0 [2021-12-22 15:27:12,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:27:12,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:27:12,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:27:12,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:27:12,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:27:12,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:27:12" (1/1) ... [2021-12-22 15:27:12,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbfb9c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:12, skipping insertion in model container [2021-12-22 15:27:12,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:27:12" (1/1) ... [2021-12-22 15:27:12,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:27:13,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:27:18,750 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[560852,560865] [2021-12-22 15:27:18,754 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561018,561031] [2021-12-22 15:27:18,755 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561182,561195] [2021-12-22 15:27:18,760 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561347,561360] [2021-12-22 15:27:18,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:27:18,897 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:27:19,524 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[560852,560865] [2021-12-22 15:27:19,525 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561018,561031] [2021-12-22 15:27:19,525 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561182,561195] [2021-12-22 15:27:19,525 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-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i[561347,561360] [2021-12-22 15:27:19,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:27:19,930 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:27:19,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19 WrapperNode [2021-12-22 15:27:19,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:27:19,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:27:19,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:27:19,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:27:19,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,468 INFO L137 Inliner]: procedures = 713, calls = 5459, calls flagged for inlining = 409, calls inlined = 361, statements flattened = 11347 [2021-12-22 15:27:20,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:27:20,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:27:20,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:27:20,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:27:20,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:20,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:21,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:27:21,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:27:21,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:27:21,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:27:21,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (1/1) ... [2021-12-22 15:27:21,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:27:21,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:27:21,060 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 15:27:21,079 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 15:27:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:27:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:27:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:27:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:27:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-22 15:27:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-22 15:27:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:27:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:27:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-22 15:27:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-22 15:27:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-22 15:27:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-22 15:27:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:27:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:27:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-22 15:27:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-22 15:27:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-22 15:27:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-22 15:27:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:27:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:27:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-22 15:27:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-22 15:27:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-22 15:27:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-22 15:27:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-22 15:27:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-22 15:27:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:27:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:27:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-22 15:27:21,104 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-22 15:27:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:27:21,104 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:27:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-22 15:27:21,105 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-22 15:27:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-22 15:27:21,105 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-22 15:27:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:27:21,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:27:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-22 15:27:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-22 15:27:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-22 15:27:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-22 15:27:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-22 15:27:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-22 15:27:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-22 15:27:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-22 15:27:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-22 15:27:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-22 15:27:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:27:21,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:27:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:27:21,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:27:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:27:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:27:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-22 15:27:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-22 15:27:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:27:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:27:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-12-22 15:27:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-12-22 15:27:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:27:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:27:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-22 15:27:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-22 15:27:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:27:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:27:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:27:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:27:21,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 15:27:21,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 15:27:21,111 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-22 15:27:21,111 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-22 15:27:21,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:27:21,111 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 15:27:21,112 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 15:27:21,112 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-22 15:27:21,112 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-22 15:27:21,112 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-22 15:27:21,112 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-22 15:27:21,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-22 15:27:21,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-22 15:27:21,113 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-22 15:27:21,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-22 15:27:21,113 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-22 15:27:21,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-22 15:27:21,113 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-12-22 15:27:21,113 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-12-22 15:27:21,114 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:27:21,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:27:21,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:27:21,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:27:21,114 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-22 15:27:21,114 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-22 15:27:21,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-22 15:27:21,115 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-22 15:27:21,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-22 15:27:21,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-22 15:27:21,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:27:21,115 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:27:21,115 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:27:21,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-22 15:27:21,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-22 15:27:21,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:27:21,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:27:21,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:27:21,116 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-22 15:27:21,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-22 15:27:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:27:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:27:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:27:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-22 15:27:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-22 15:27:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:27:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:27:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-12-22 15:27:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-12-22 15:27:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 15:27:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 15:27:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-22 15:27:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-22 15:27:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-22 15:27:21,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-22 15:27:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-22 15:27:21,119 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-22 15:27:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:27:21,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:27:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-22 15:27:21,120 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-22 15:27:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-22 15:27:21,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-22 15:27:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-22 15:27:21,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-22 15:27:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 15:27:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 15:27:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-22 15:27:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-22 15:27:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:27:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:27:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-22 15:27:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-22 15:27:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-22 15:27:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-22 15:27:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:27:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:27:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:27:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:27:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:27:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-22 15:27:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-22 15:27:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:27:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:27:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:27:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:27:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-22 15:27:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-22 15:27:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-22 15:27:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-22 15:27:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:27:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:27:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:27:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-22 15:27:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-22 15:27:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-22 15:27:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-22 15:27:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-22 15:27:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-22 15:27:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-22 15:27:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-22 15:27:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:27:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:27:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:27:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:27:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:27:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:27:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:27:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:27:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-22 15:27:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-22 15:27:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:27:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:27:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-22 15:27:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-22 15:27:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:27:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:27:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-22 15:27:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-22 15:27:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-22 15:27:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-22 15:27:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-22 15:27:21,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-22 15:27:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-22 15:27:21,129 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-22 15:27:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-22 15:27:21,129 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-22 15:27:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 15:27:21,129 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 15:27:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:27:21,130 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:27:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-22 15:27:21,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-22 15:27:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-22 15:27:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-22 15:27:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-22 15:27:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-22 15:27:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-22 15:27:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-22 15:27:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-22 15:27:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-22 15:27:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-22 15:27:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-22 15:27:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:27:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:27:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-22 15:27:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-22 15:27:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:27:21,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:27:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-22 15:27:21,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-22 15:27:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:27:21,133 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:27:21,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-22 15:27:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-22 15:27:21,134 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-22 15:27:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-22 15:27:21,134 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-22 15:27:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-22 15:27:21,134 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:27:21,134 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:27:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:27:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:27:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:27:21,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:27:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-22 15:27:21,135 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-22 15:27:21,135 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 15:27:21,136 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 15:27:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:27:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:27:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-22 15:27:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-22 15:27:21,136 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-12-22 15:27:21,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-12-22 15:27:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:27:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:27:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-22 15:27:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-22 15:27:21,137 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:27:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:27:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-22 15:27:21,138 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-22 15:27:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-22 15:27:21,138 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-22 15:27:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-22 15:27:21,138 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-22 15:27:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-22 15:27:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-22 15:27:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-22 15:27:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-22 15:27:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-22 15:27:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-22 15:27:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-22 15:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-22 15:27:21,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-22 15:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-22 15:27:21,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-22 15:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-22 15:27:21,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-22 15:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 15:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 15:27:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-22 15:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-22 15:27:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-22 15:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-22 15:27:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-22 15:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-22 15:27:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-22 15:27:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-22 15:27:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 15:27:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 15:27:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-22 15:27:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-22 15:27:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-22 15:27:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-22 15:27:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-22 15:27:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-22 15:27:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:27:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:27:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-22 15:27:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-22 15:27:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-22 15:27:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-22 15:27:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-22 15:27:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-22 15:27:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-22 15:27:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-22 15:27:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-22 15:27:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-22 15:27:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-22 15:27:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-22 15:27:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-12-22 15:27:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-12-22 15:27:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-22 15:27:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-22 15:27:21,146 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-22 15:27:21,146 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-22 15:27:21,146 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-22 15:27:21,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-22 15:27:21,146 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:27:21,146 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:27:21,146 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 15:27:21,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 15:27:21,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:27:21,147 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:27:21,147 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:27:21,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:27:21,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:27:21,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:27:21,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:27:21,148 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-12-22 15:27:21,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-12-22 15:27:21,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:27:21,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:27:21,148 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-22 15:27:21,148 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-22 15:27:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-22 15:27:21,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-22 15:27:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-22 15:27:21,149 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-22 15:27:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-22 15:27:21,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-22 15:27:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 15:27:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 15:27:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-22 15:27:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-22 15:27:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:27:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:27:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-22 15:27:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-22 15:27:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:27:21,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:27:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-12-22 15:27:21,151 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-12-22 15:27:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-22 15:27:21,151 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-22 15:27:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 15:27:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 15:27:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-22 15:27:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-22 15:27:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:27:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:27:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-22 15:27:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-22 15:27:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-22 15:27:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-22 15:27:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-22 15:27:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-22 15:27:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-22 15:27:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-22 15:27:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-22 15:27:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-22 15:27:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-22 15:27:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-22 15:27:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:27:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:27:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-22 15:27:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-22 15:27:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-22 15:27:21,155 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-22 15:27:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-22 15:27:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-22 15:27:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-22 15:27:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-22 15:27:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-22 15:27:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-22 15:27:21,158 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-12-22 15:27:21,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-12-22 15:27:21,158 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-22 15:27:21,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-22 15:27:21,158 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:27:21,158 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:27:21,159 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:27:21,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:27:21,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:27:21,159 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-22 15:27:21,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-22 15:27:21,159 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-22 15:27:21,159 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-22 15:27:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:27:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:27:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-22 15:27:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-22 15:27:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-22 15:27:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-22 15:27:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-22 15:27:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-22 15:27:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 15:27:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 15:27:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-22 15:27:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-22 15:27:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-22 15:27:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-22 15:27:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-22 15:27:21,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-22 15:27:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-22 15:27:21,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-22 15:27:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-22 15:27:21,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-22 15:27:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-22 15:27:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-22 15:27:21,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:27:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:27:21,163 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-22 15:27:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-22 15:27:21,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-22 15:27:21,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-22 15:27:21,164 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 15:27:21,164 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 15:27:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-22 15:27:21,164 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-22 15:27:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-22 15:27:21,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-22 15:27:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-22 15:27:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-22 15:27:21,165 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:27:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:27:21,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-22 15:27:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-22 15:27:21,165 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-22 15:27:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-22 15:27:21,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:27:21,166 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-22 15:27:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-22 15:27:21,166 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-22 15:27:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-22 15:27:21,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:27:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:27:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-22 15:27:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-22 15:27:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-12-22 15:27:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-12-22 15:27:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-22 15:27:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-22 15:27:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-22 15:27:22,480 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:27:22,486 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:27:22,612 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:27:34,317 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:27:34,419 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:27:34,447 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:27:34,448 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-22 15:27:34,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:27:34 BoogieIcfgContainer [2021-12-22 15:27:34,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:27:34,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:27:34,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:27:34,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:27:34,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:27:12" (1/3) ... [2021-12-22 15:27:34,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ffe6a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:27:34, skipping insertion in model container [2021-12-22 15:27:34,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:27:19" (2/3) ... [2021-12-22 15:27:34,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ffe6a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:27:34, skipping insertion in model container [2021-12-22 15:27:34,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:27:34" (3/3) ... [2021-12-22 15:27:34,460 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-22 15:27:34,464 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:27:34,464 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:27:34,525 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:27:34,531 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 15:27:34,531 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:27:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 4319 states, 2890 states have (on average 1.2920415224913495) internal successors, (3734), 2969 states have internal predecessors, (3734), 1218 states have call successors, (1218), 212 states have call predecessors, (1218), 211 states have return successors, (1208), 1183 states have call predecessors, (1208), 1208 states have call successors, (1208) [2021-12-22 15:27:34,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-12-22 15:27:34,641 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:27:34,642 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] [2021-12-22 15:27:34,643 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:27:34,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:27:34,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1630414275, now seen corresponding path program 1 times [2021-12-22 15:27:34,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:27:34,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340845291] [2021-12-22 15:27:34,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:27:34,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:27:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:27:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:27:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:27:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:27:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:27:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:27:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:27:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:27:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:27:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:27:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:27:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:27:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:27:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:27:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:27:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:27:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:35,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:27:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:27:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:27:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:27:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:27:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:27:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:27:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:27:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:27:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:27:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:27:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:27:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:27:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:27:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:27:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:27:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-22 15:27:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-22 15:27:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:36,577 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 15:27:36,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:27:36,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340845291] [2021-12-22 15:27:36,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340845291] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:27:36,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:27:36,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:27:36,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253941890] [2021-12-22 15:27:36,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:27:36,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:27:36,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:27:36,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:27:36,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:27:36,632 INFO L87 Difference]: Start difference. First operand has 4319 states, 2890 states have (on average 1.2920415224913495) internal successors, (3734), 2969 states have internal predecessors, (3734), 1218 states have call successors, (1218), 212 states have call predecessors, (1218), 211 states have return successors, (1208), 1183 states have call predecessors, (1208), 1208 states have call successors, (1208) 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-22 15:27:49,110 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 15:27:50,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:27:50,742 INFO L93 Difference]: Finished difference Result 13113 states and 19095 transitions. [2021-12-22 15:27:50,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:27:50,747 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 382 [2021-12-22 15:27:50,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:27:50,844 INFO L225 Difference]: With dead ends: 13113 [2021-12-22 15:27:50,845 INFO L226 Difference]: Without dead ends: 8847 [2021-12-22 15:27:50,886 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 15:27:50,891 INFO L933 BasicCegarLoop]: 6327 mSDtfsCounter, 7584 mSDsluCounter, 6745 mSDsCounter, 0 mSdLazyCounter, 4247 mSolverCounterSat, 4099 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8720 SdHoareTripleChecker+Valid, 13072 SdHoareTripleChecker+Invalid, 8347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4099 IncrementalHoareTripleChecker+Valid, 4247 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2021-12-22 15:27:50,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8720 Valid, 13072 Invalid, 8347 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4099 Valid, 4247 Invalid, 1 Unknown, 0 Unchecked, 13.3s Time] [2021-12-22 15:27:50,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states. [2021-12-22 15:27:51,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 8319. [2021-12-22 15:27:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8319 states, 5551 states have (on average 1.2794091154746892) internal successors, (7102), 5710 states have internal predecessors, (7102), 2349 states have call successors, (2349), 419 states have call predecessors, (2349), 418 states have return successors, (2345), 2295 states have call predecessors, (2345), 2345 states have call successors, (2345) [2021-12-22 15:27:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8319 states to 8319 states and 11796 transitions. [2021-12-22 15:27:51,492 INFO L78 Accepts]: Start accepts. Automaton has 8319 states and 11796 transitions. Word has length 382 [2021-12-22 15:27:51,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:27:51,498 INFO L470 AbstractCegarLoop]: Abstraction has 8319 states and 11796 transitions. [2021-12-22 15:27:51,499 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-22 15:27:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 8319 states and 11796 transitions. [2021-12-22 15:27:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-12-22 15:27:51,524 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:27:51,525 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 33, 33, 33, 33, 33, 33, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-22 15:27:51,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:27:51,526 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:27:51,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:27:51,527 INFO L85 PathProgramCache]: Analyzing trace with hash -832272358, now seen corresponding path program 1 times [2021-12-22 15:27:51,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:27:51,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876941064] [2021-12-22 15:27:51,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:27:51,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:27:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:27:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:27:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:27:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:27:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:27:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:27:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:27:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:27:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:27:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:27:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:27:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:27:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:27:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:27:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:27:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:27:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:27:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:27:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:27:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:27:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:27:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:27:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:27:52,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:27:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:27:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:27:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:27:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:27:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:27:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:27:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:27:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:27:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-22 15:27:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-22 15:27:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-12-22 15:27:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-12-22 15:27:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-12-22 15:27:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:27:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:27:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-22 15:27:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-22 15:27:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-22 15:27:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:27:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5202 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5190 trivial. 0 not checked. [2021-12-22 15:27:52,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:27:52,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876941064] [2021-12-22 15:27:52,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876941064] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:27:52,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:27:52,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:27:52,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156219416] [2021-12-22 15:27:52,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:27:52,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:27:52,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:27:52,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:27:52,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:27:52,859 INFO L87 Difference]: Start difference. First operand 8319 states and 11796 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43)