./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.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 94867669cf1037f9ebf7a9580fb65be142666320c562569f1de3b4aaa2680fd1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-23 04:17:50,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 04:17:50,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 04:17:51,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 04:17:51,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 04:17:51,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 04:17:51,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 04:17:51,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 04:17:51,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 04:17:51,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 04:17:51,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 04:17:51,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 04:17:51,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 04:17:51,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 04:17:51,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 04:17:51,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 04:17:51,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 04:17:51,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 04:17:51,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 04:17:51,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 04:17:51,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 04:17:51,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 04:17:51,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 04:17:51,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 04:17:51,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 04:17:51,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 04:17:51,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 04:17:51,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 04:17:51,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 04:17:51,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 04:17:51,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 04:17:51,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 04:17:51,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 04:17:51,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 04:17:51,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 04:17:51,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 04:17:51,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 04:17:51,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 04:17:51,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 04:17:51,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 04:17:51,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 04:17:51,063 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 04:17:51,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 04:17:51,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 04:17:51,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 04:17:51,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 04:17:51,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 04:17:51,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 04:17:51,092 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 04:17:51,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 04:17:51,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 04:17:51,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 04:17:51,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 04:17:51,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:17:51,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 04:17:51,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 04:17:51,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 04:17:51,095 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 04:17:51,095 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 04:17:51,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 04:17:51,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 04:17:51,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94867669cf1037f9ebf7a9580fb65be142666320c562569f1de3b4aaa2680fd1 [2021-11-23 04:17:51,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 04:17:51,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 04:17:51,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 04:17:51,334 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 04:17:51,335 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 04:17:51,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-23 04:17:51,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe6117d9/bf00ebd0854a41968e824e148dc8a906/FLAG1fe8b2d21 [2021-11-23 04:17:52,424 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 04:17:52,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-23 04:17:52,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe6117d9/bf00ebd0854a41968e824e148dc8a906/FLAG1fe8b2d21 [2021-11-23 04:17:52,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe6117d9/bf00ebd0854a41968e824e148dc8a906 [2021-11-23 04:17:52,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 04:17:52,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 04:17:52,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 04:17:52,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 04:17:52,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 04:17:52,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:17:52" (1/1) ... [2021-11-23 04:17:52,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767d4098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:52, skipping insertion in model container [2021-11-23 04:17:52,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:17:52" (1/1) ... [2021-11-23 04:17:52,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 04:17:53,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 04:18:15,763 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1137789,1137802] [2021-11-23 04:18:15,766 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1137958,1137971] [2021-11-23 04:18:15,766 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1138125,1138138] [2021-11-23 04:18:15,766 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1138293,1138306] [2021-11-23 04:18:15,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:18:15,898 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 04:18:17,388 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1137789,1137802] [2021-11-23 04:18:17,400 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1137958,1137971] [2021-11-23 04:18:17,401 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1138125,1138138] [2021-11-23 04:18:17,401 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i[1138293,1138306] [2021-11-23 04:18:17,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:18:17,986 INFO L208 MainTranslator]: Completed translation [2021-11-23 04:18:17,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17 WrapperNode [2021-11-23 04:18:17,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 04:18:17,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 04:18:17,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 04:18:17,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 04:18:17,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:18,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:25,715 INFO L137 Inliner]: procedures = 1476, calls = 13600, calls flagged for inlining = 4104, calls inlined = 58353, statements flattened = 570835 [2021-11-23 04:18:25,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 04:18:25,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 04:18:25,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 04:18:25,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 04:18:25,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:25,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:27,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:27,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:32,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:34,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:34,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:37,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 04:18:37,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 04:18:37,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 04:18:37,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 04:18:37,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (1/1) ... [2021-11-23 04:18:37,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:18:37,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:18:37,128 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) [2021-11-23 04:18:37,159 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 [2021-11-23 04:18:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 04:18:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure t3_adap_check_task [2021-11-23 04:18:37,172 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_adap_check_task [2021-11-23 04:18:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_redirect [2021-11-23 04:18:37,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_redirect [2021-11-23 04:18:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure offload_open [2021-11-23 04:18:37,172 INFO L138 BoogieDeclarations]: Found implementation of procedure offload_open [2021-11-23 04:18:37,173 INFO L130 BoogieDeclarations]: Found specification of procedure set_settings [2021-11-23 04:18:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure set_settings [2021-11-23 04:18:37,174 INFO L130 BoogieDeclarations]: Found specification of procedure process_responses_gts [2021-11-23 04:18:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure process_responses_gts [2021-11-23 04:18:37,174 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_neigh_update [2021-11-23 04:18:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_neigh_update [2021-11-23 04:18:37,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2021-11-23 04:18:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2021-11-23 04:18:37,174 INFO L130 BoogieDeclarations]: Found specification of procedure t3_resume_ports [2021-11-23 04:18:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_resume_ports [2021-11-23 04:18:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 04:18:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 04:18:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure rx_offload [2021-11-23 04:18:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_offload [2021-11-23 04:18:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure t3_replay_prep_adapter [2021-11-23 04:18:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_replay_prep_adapter [2021-11-23 04:18:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure ael2020_intr_enable [2021-11-23 04:18:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ael2020_intr_enable [2021-11-23 04:18:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 04:18:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure process_responses [2021-11-23 04:18:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure process_responses [2021-11-23 04:18:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure check_t3b2_mac [2021-11-23 04:18:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure check_t3b2_mac [2021-11-23 04:18:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_23_3 [2021-11-23 04:18:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_23_3 [2021-11-23 04:18:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 04:18:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-23 04:18:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-23 04:18:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure t3_eth_xmit [2021-11-23 04:18:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_eth_xmit [2021-11-23 04:18:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_95 [2021-11-23 04:18:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_95 [2021-11-23 04:18:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 04:18:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_offload_activate [2021-11-23 04:18:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_offload_activate [2021-11-23 04:18:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure t3_sge_intr_msix [2021-11-23 04:18:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_sge_intr_msix [2021-11-23 04:18:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 04:18:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 04:18:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup_l2e_send_pending [2021-11-23 04:18:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_l2e_send_pending [2021-11-23 04:18:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 04:18:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 04:18:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure t3_os_link_changed [2021-11-23 04:18:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_os_link_changed [2021-11-23 04:18:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 04:18:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_clear [2021-11-23 04:18:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_clear [2021-11-23 04:18:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_remove_clients [2021-11-23 04:18:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_remove_clients [2021-11-23 04:18:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure t3_prep_adapter [2021-11-23 04:18:37,180 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_prep_adapter [2021-11-23 04:18:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 04:18:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 04:18:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure init_one [2021-11-23 04:18:37,180 INFO L138 BoogieDeclarations]: Found implementation of procedure init_one [2021-11-23 04:18:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_netpoll [2021-11-23 04:18:37,180 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_netpoll [2021-11-23 04:18:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure fatal_error_task [2021-11-23 04:18:37,181 INFO L138 BoogieDeclarations]: Found implementation of procedure fatal_error_task [2021-11-23 04:18:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_ofld_send [2021-11-23 04:18:37,181 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_ofld_send [2021-11-23 04:18:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure t3_phy_intr_handler [2021-11-23 04:18:37,181 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_phy_intr_handler [2021-11-23 04:18:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_register_client [2021-11-23 04:18:37,181 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_register_client [2021-11-23 04:18:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure process_rx [2021-11-23 04:18:37,181 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rx [2021-11-23 04:18:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 04:18:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_38_4 [2021-11-23 04:18:37,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_38_4 [2021-11-23 04:18:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_40_2 [2021-11-23 04:18:37,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_40_2 [2021-11-23 04:18:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure check_link_status [2021-11-23 04:18:37,182 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link_status [2021-11-23 04:18:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 04:18:37,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 04:18:37,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2021-11-23 04:18:37,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2021-11-23 04:18:37,183 INFO L130 BoogieDeclarations]: Found specification of procedure ext_intr_task [2021-11-23 04:18:37,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_intr_task [2021-11-23 04:18:37,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_notifier_block_dummy_resourceless_instance_23 [2021-11-23 04:18:37,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_notifier_block_dummy_resourceless_instance_23 [2021-11-23 04:18:37,183 INFO L130 BoogieDeclarations]: Found specification of procedure t3_link_changed [2021-11-23 04:18:37,183 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_link_changed [2021-11-23 04:18:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netevent_notifier [2021-11-23 04:18:37,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netevent_notifier [2021-11-23 04:18:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure t3_adapter_error [2021-11-23 04:18:37,184 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_adapter_error [2021-11-23 04:18:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_open [2021-11-23 04:18:37,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_open [2021-11-23 04:18:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr [2021-11-23 04:18:37,184 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr [2021-11-23 04:18:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_44_2 [2021-11-23 04:18:37,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_44_2 [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-23 04:18:37,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 04:18:37,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 04:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_58 [2021-11-23 04:18:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_58 [2021-11-23 04:18:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-23 04:18:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2021-11-23 04:18:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_unregister_client [2021-11-23 04:18:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_unregister_client [2021-11-23 04:18:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure remove_one [2021-11-23 04:18:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_one [2021-11-23 04:18:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure offload_close [2021-11-23 04:18:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure offload_close [2021-11-23 04:18:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure link_start [2021-11-23 04:18:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure link_start [2021-11-23 04:18:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure rx_eth [2021-11-23 04:18:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_eth [2021-11-23 04:18:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_add_clients [2021-11-23 04:18:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_add_clients [2021-11-23 04:18:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 04:18:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 04:18:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 04:18:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 04:18:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb3_process_iscsi_prov_pack [2021-11-23 04:18:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb3_process_iscsi_prov_pack [2021-11-23 04:18:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netevent_notifier_104 [2021-11-23 04:18:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netevent_notifier_104 [2021-11-23 04:18:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_resolution [2021-11-23 04:18:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_resolution [2021-11-23 04:18:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_55 [2021-11-23 04:18:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_55 [2021-11-23 04:18:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_47 [2021-11-23 04:18:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_47 [2021-11-23 04:18:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_45 [2021-11-23 04:18:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_45 [2021-11-23 04:18:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_38_6 [2021-11-23 04:18:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_38_6 [2021-11-23 04:18:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_39 [2021-11-23 04:18:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_39 [2021-11-23 04:18:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 04:18:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure t3_l2t_update [2021-11-23 04:18:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_l2t_update [2021-11-23 04:18:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure t3_process_tid_release_list [2021-11-23 04:18:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_process_tid_release_list [2021-11-23 04:18:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_partial_bundle [2021-11-23 04:18:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_partial_bundle [2021-11-23 04:18:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure skb_orphan [2021-11-23 04:18:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_orphan [2021-11-23 04:18:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure t3_link_start [2021-11-23 04:18:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_link_start [2021-11-23 04:18:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_up [2021-11-23 04:18:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_up [2021-11-23 04:18:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure t3_io_resume [2021-11-23 04:18:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_io_resume [2021-11-23 04:18:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 04:18:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 04:18:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure restart_autoneg [2021-11-23 04:18:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_autoneg [2021-11-23 04:18:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure do_abort_req_rss [2021-11-23 04:18:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure do_abort_req_rss [2021-11-23 04:18:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 04:18:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_enable [2021-11-23 04:18:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_enable [2021-11-23 04:18:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb_close [2021-11-23 04:18:37,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb_close [2021-11-23 04:18:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure ofld_poll [2021-11-23 04:18:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ofld_poll [2021-11-23 04:18:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr_clear [2021-11-23 04:18:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr_clear [2021-11-23 04:18:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_l2t_ix [2021-11-23 04:18:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_l2t_ix [2021-11-23 04:18:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure __cxgb_close [2021-11-23 04:18:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __cxgb_close [2021-11-23 04:18:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure napi_rx_handler [2021-11-23 04:18:37,193 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_rx_handler [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure t3b_intr [2021-11-23 04:18:37,194 INFO L138 BoogieDeclarations]: Found implementation of procedure t3b_intr [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_pauseparam [2021-11-23 04:18:37,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pauseparam [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure t3_port_intr_disable [2021-11-23 04:18:37,194 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_port_intr_disable [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 04:18:37,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 04:18:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 04:18:37,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 04:18:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure t3_intr_msi [2021-11-23 04:18:37,195 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_intr_msi [2021-11-23 04:18:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure t3_reenable_adapter [2021-11-23 04:18:37,195 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_reenable_adapter [2021-11-23 04:18:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure nb_callback [2021-11-23 04:18:37,195 INFO L138 BoogieDeclarations]: Found implementation of procedure nb_callback [2021-11-23 04:18:41,952 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 04:18:41,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 04:31:39,152 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_pci_pci_instance_2_switch_break#1: call ULTIMATE.dealloc(ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.offset);havoc ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.offset; [2021-11-23 04:31:39,156 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_45_returnLabel#1: assume { :end_inline_ldv_entry_EMGentry_45 } true;main_#res#1 := 0; [2021-11-23 04:31:39,157 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-23 04:31:39,158 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L15658: #t~ret5941#1 := main_#res#1;assume { :end_inline_main } true; [2021-11-23 04:31:39,182 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 04:31:39,335 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 04:31:39,335 INFO L301 CfgBuilder]: Removed 177 assume(true) statements. [2021-11-23 04:31:39,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:31:39 BoogieIcfgContainer [2021-11-23 04:31:39,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 04:31:39,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 04:31:39,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 04:31:39,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 04:31:39,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:17:52" (1/3) ... [2021-11-23 04:31:39,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65971afe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:31:39, skipping insertion in model container [2021-11-23 04:31:39,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:17" (2/3) ... [2021-11-23 04:31:39,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65971afe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:31:39, skipping insertion in model container [2021-11-23 04:31:39,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:31:39" (3/3) ... [2021-11-23 04:31:39,402 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-chelsio-cxgb3-cxgb3.cil.i [2021-11-23 04:31:39,405 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 04:31:39,406 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 553 error locations. [2021-11-23 04:31:39,620 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 04:31:39,629 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 [2021-11-23 04:31:39,629 INFO L340 AbstractCegarLoop]: Starting to check reachability of 553 error locations. [2021-11-23 04:31:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 94727 states, 93919 states have (on average 1.2418360502134818) internal successors, (116632), 94499 states have internal predecessors, (116632), 166 states have call successors, (166), 89 states have call predecessors, (166), 89 states have return successors, (166), 154 states have call predecessors, (166), 166 states have call successors, (166) [2021-11-23 04:31:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 04:31:40,633 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:31:40,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:31:40,634 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_adap_check_taskErr0ASSERT_VIOLATIONERROR_FUNCTION, t3_adap_check_taskErr1ASSERT_VIOLATIONERROR_FUNCTION, t3_adap_check_taskErr2ASSERT_VIOLATIONERROR_FUNCTION (and 550 more)] === [2021-11-23 04:31:40,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:31:40,642 INFO L85 PathProgramCache]: Analyzing trace with hash -390414162, now seen corresponding path program 1 times [2021-11-23 04:31:40,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:31:40,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987072639] [2021-11-23 04:31:40,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:31:40,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:31:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:31:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:31:41,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:31:41,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987072639] [2021-11-23 04:31:41,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987072639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:31:41,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:31:41,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:31:41,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95595128] [2021-11-23 04:31:41,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:31:41,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:31:41,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:31:41,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:31:41,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:31:41,697 INFO L87 Difference]: Start difference. First operand has 94727 states, 93919 states have (on average 1.2418360502134818) internal successors, (116632), 94499 states have internal predecessors, (116632), 166 states have call successors, (166), 89 states have call predecessors, (166), 89 states have return successors, (166), 154 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Killed by 15