./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa --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 0ab88e12de9c5503adf0c7ed9c8ff654ccf58f2fbada077f01d3ec932256d582 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:01:29,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:01:29,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:01:29,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:01:29,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:01:29,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:01:29,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:01:29,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:01:29,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:01:29,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:01:29,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:01:29,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:01:29,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:01:29,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:01:29,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:01:29,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:01:29,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:01:29,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:01:29,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:01:29,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:01:29,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:01:29,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:01:29,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:01:29,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:01:29,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:01:29,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:01:29,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:01:29,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:01:29,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:01:29,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:01:29,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:01:29,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:01:29,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:01:29,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:01:29,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:01:29,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:01:29,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:01:29,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:01:29,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:01:29,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:01:29,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:01:29,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 22:01:29,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:01:29,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:01:29,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:01:29,980 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:01:29,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:01:29,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:01:29,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:01:29,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:01:29,982 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:01:29,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:01:29,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:01:29,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:01:29,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:01:29,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:01:29,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:01:29,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:01:29,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:01:29,985 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ab88e12de9c5503adf0c7ed9c8ff654ccf58f2fbada077f01d3ec932256d582 [2021-12-06 22:01:30,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:01:30,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:01:30,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:01:30,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:01:30,179 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:01:30,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-12-06 22:01:30,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/data/3c38d1b31/f94c387dadd741768a5456d45afa298a/FLAGad5b704e3 [2021-12-06 22:01:30,959 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:01:30,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-12-06 22:01:30,996 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/data/3c38d1b31/f94c387dadd741768a5456d45afa298a/FLAGad5b704e3 [2021-12-06 22:01:31,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/data/3c38d1b31/f94c387dadd741768a5456d45afa298a [2021-12-06 22:01:31,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:01:31,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:01:31,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:01:31,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:01:31,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:01:31,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:01:31" (1/1) ... [2021-12-06 22:01:31,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bcb28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:31, skipping insertion in model container [2021-12-06 22:01:31,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:01:31" (1/1) ... [2021-12-06 22:01:31,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:01:31,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:01:31,756 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5452] [2021-12-06 22:01:31,757 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5453-5454] [2021-12-06 22:01:32,377 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i[173020,173033] [2021-12-06 22:01:34,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:01:34,437 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:01:34,514 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5452] [2021-12-06 22:01:34,514 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5453-5454] [2021-12-06 22:01:34,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i[173020,173033] [2021-12-06 22:01:34,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:01:34,944 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:01:34,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34 WrapperNode [2021-12-06 22:01:34,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:01:34,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:01:34,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:01:34,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:01:34,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,251 INFO L137 Inliner]: procedures = 499, calls = 5609, calls flagged for inlining = 232, calls inlined = 225, statements flattened = 12056 [2021-12-06 22:01:35,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:01:35,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:01:35,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:01:35,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:01:35,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:01:35,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:01:35,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:01:35,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:01:35,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (1/1) ... [2021-12-06 22:01:35,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:01:35,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:01:35,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 22:01:35,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c90c80a9-1e67-4004-88f0-c900962e073b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 22:01:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2021-12-06 22:01:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2021-12-06 22:01:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-06 22:01:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-06 22:01:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2021-12-06 22:01:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2021-12-06 22:01:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2021-12-06 22:01:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2021-12-06 22:01:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2021-12-06 22:01:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2021-12-06 22:01:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-06 22:01:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-06 22:01:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-06 22:01:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-06 22:01:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 22:01:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 22:01:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2021-12-06 22:01:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2021-12-06 22:01:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-06 22:01:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-06 22:01:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 22:01:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 22:01:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 22:01:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 22:01:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2021-12-06 22:01:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2021-12-06 22:01:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2021-12-06 22:01:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2021-12-06 22:01:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2021-12-06 22:01:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2021-12-06 22:01:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 22:01:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 22:01:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 22:01:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 22:01:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-06 22:01:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-06 22:01:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 22:01:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 22:01:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2021-12-06 22:01:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2021-12-06 22:01:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2021-12-06 22:01:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2021-12-06 22:01:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2021-12-06 22:01:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2021-12-06 22:01:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-06 22:01:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-06 22:01:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 22:01:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 22:01:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure nv_change_mtu [2021-12-06 22:01:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_change_mtu [2021-12-06 22:01:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2021-12-06 22:01:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2021-12-06 22:01:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2021-12-06 22:01:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2021-12-06 22:01:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-06 22:01:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-06 22:01:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2021-12-06 22:01:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2021-12-06 22:01:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 22:01:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 22:01:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2021-12-06 22:01:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2021-12-06 22:01:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 22:01:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 22:01:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 22:01:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 22:01:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-06 22:01:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 22:01:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 22:01:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-06 22:01:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2021-12-06 22:01:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-06 22:01:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2021-12-06 22:01:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2021-12-06 22:01:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2021-12-06 22:01:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-06 22:01:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-06 22:01:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 22:01:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 22:01:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 22:01:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 22:01:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 22:01:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 22:01:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-06 22:01:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-06 22:01:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2021-12-06 22:01:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2021-12-06 22:01:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 22:01:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-06 22:01:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-06 22:01:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 22:01:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 22:01:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 22:01:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 22:01:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2021-12-06 22:01:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2021-12-06 22:01:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 22:01:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2021-12-06 22:01:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2021-12-06 22:01:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:01:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 22:01:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 22:01:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 22:01:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 22:01:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2021-12-06 22:01:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2021-12-06 22:01:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-06 22:01:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-06 22:01:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2021-12-06 22:01:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2021-12-06 22:01:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2021-12-06 22:01:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2021-12-06 22:01:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-06 22:01:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-06 22:01:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-06 22:01:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-06 22:01:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-06 22:01:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-06 22:01:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2021-12-06 22:01:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2021-12-06 22:01:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2021-12-06 22:01:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2021-12-06 22:01:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2021-12-06 22:01:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2021-12-06 22:01:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2021-12-06 22:01:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2021-12-06 22:01:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2021-12-06 22:01:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-06 22:01:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-06 22:01:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 22:01:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2021-12-06 22:01:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2021-12-06 22:01:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2021-12-06 22:01:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2021-12-06 22:01:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 22:01:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 22:01:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 22:01:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 22:01:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-06 22:01:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-06 22:01:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2021-12-06 22:01:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2021-12-06 22:01:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-06 22:01:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-06 22:01:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2021-12-06 22:01:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2021-12-06 22:01:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-06 22:01:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-06 22:01:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2021-12-06 22:01:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2021-12-06 22:01:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2021-12-06 22:01:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2021-12-06 22:01:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 22:01:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 22:01:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 22:01:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 22:01:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 22:01:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 22:01:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2021-12-06 22:01:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2021-12-06 22:01:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2021-12-06 22:01:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2021-12-06 22:01:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 22:01:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 22:01:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2021-12-06 22:01:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2021-12-06 22:01:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-06 22:01:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-06 22:01:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2021-12-06 22:01:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2021-12-06 22:01:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-06 22:01:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-06 22:01:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 22:01:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 22:01:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2021-12-06 22:01:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2021-12-06 22:01:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-06 22:01:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-06 22:01:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2021-12-06 22:01:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2021-12-06 22:01:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:01:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:01:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2021-12-06 22:01:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2021-12-06 22:01:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-06 22:01:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-06 22:01:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure nv_fix_features [2021-12-06 22:01:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_fix_features [2021-12-06 22:01:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 22:01:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 22:01:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2021-12-06 22:01:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 22:01:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 22:01:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2021-12-06 22:01:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2021-12-06 22:01:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-06 22:01:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-06 22:01:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 22:01:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 22:01:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2021-12-06 22:01:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2021-12-06 22:01:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2021-12-06 22:01:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2021-12-06 22:01:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 22:01:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2021-12-06 22:01:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2021-12-06 22:01:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-06 22:01:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-06 22:01:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 22:01:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 22:01:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 22:01:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 22:01:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-12-06 22:01:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-12-06 22:01:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2021-12-06 22:01:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 22:01:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-06 22:01:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2021-12-06 22:01:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 22:01:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-06 22:01:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-06 22:01:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 22:01:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 22:01:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2021-12-06 22:01:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2021-12-06 22:01:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-12-06 22:01:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-12-06 22:01:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 22:01:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 22:01:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2021-12-06 22:01:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2021-12-06 22:01:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-06 22:01:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-06 22:01:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2021-12-06 22:01:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2021-12-06 22:01:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_mac_address [2021-12-06 22:01:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_mac_address [2021-12-06 22:01:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-06 22:01:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-06 22:01:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 22:01:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 22:01:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-06 22:01:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-06 22:01:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-06 22:01:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 22:01:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2021-12-06 22:01:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2021-12-06 22:01:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2021-12-06 22:01:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 22:01:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-06 22:01:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2021-12-06 22:01:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2021-12-06 22:01:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2021-12-06 22:01:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 22:01:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2021-12-06 22:01:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2021-12-06 22:01:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-06 22:01:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-06 22:01:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2021-12-06 22:01:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2021-12-06 22:01:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-06 22:01:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-06 22:01:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 22:01:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 22:01:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2021-12-06 22:01:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2021-12-06 22:01:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2021-12-06 22:01:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-12-06 22:01:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-12-06 22:01:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 22:01:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2021-12-06 22:01:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2021-12-06 22:01:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2021-12-06 22:01:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_features [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_features [2021-12-06 22:01:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 22:01:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-06 22:01:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-06 22:01:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2021-12-06 22:01:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-12-06 22:01:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 22:01:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 22:01:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-12-06 22:01:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2021-12-06 22:01:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 22:01:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2021-12-06 22:01:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2021-12-06 22:01:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2021-12-06 22:01:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2021-12-06 22:01:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2021-12-06 22:01:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-12-06 22:01:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-12-06 22:01:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 22:01:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 22:01:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 22:01:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 22:01:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2021-12-06 22:01:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2021-12-06 22:01:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2021-12-06 22:01:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2021-12-06 22:01:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-06 22:01:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-06 22:01:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2021-12-06 22:01:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2021-12-06 22:01:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 22:01:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 22:01:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-06 22:01:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2021-12-06 22:01:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2021-12-06 22:01:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2021-12-06 22:01:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 22:01:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2021-12-06 22:01:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2021-12-06 22:01:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-06 22:01:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-06 22:01:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2021-12-06 22:01:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2021-12-06 22:01:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2021-12-06 22:01:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2021-12-06 22:01:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2021-12-06 22:01:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2021-12-06 22:01:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_stats64 [2021-12-06 22:01:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_stats64 [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2021-12-06 22:01:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:01:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-06 22:01:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2021-12-06 22:01:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2021-12-06 22:01:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2021-12-06 22:01:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-06 22:01:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-06 22:01:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 22:01:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2021-12-06 22:01:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2021-12-06 22:01:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2021-12-06 22:01:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2021-12-06 22:01:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-06 22:01:35,899 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-06 22:01:36,657 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:01:36,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:01:37,275 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 22:14:20,084 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:14:20,111 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:14:20,111 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 22:14:20,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:14:20 BoogieIcfgContainer [2021-12-06 22:14:20,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:14:20,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 22:14:20,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 22:14:20,120 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 22:14:20,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 10:01:31" (1/3) ... [2021-12-06 22:14:20,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b59a081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:14:20, skipping insertion in model container [2021-12-06 22:14:20,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:01:34" (2/3) ... [2021-12-06 22:14:20,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b59a081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:14:20, skipping insertion in model container [2021-12-06 22:14:20,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:14:20" (3/3) ... [2021-12-06 22:14:20,122 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-12-06 22:14:20,125 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 22:14:20,126 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 22:14:20,186 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 22:14:20,193 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 [2021-12-06 22:14:20,193 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 22:14:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 4918 states, 3163 states have (on average 1.3471387922858047) internal successors, (4261), 3290 states have internal predecessors, (4261), 1558 states have call successors, (1558), 196 states have call predecessors, (1558), 195 states have return successors, (1545), 1522 states have call predecessors, (1545), 1545 states have call successors, (1545) [2021-12-06 22:14:20,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-12-06 22:14:20,309 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:14:20,310 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:14:20,311 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:14:20,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:14:20,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1564374492, now seen corresponding path program 1 times [2021-12-06 22:14:20,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:14:20,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710818383] [2021-12-06 22:14:20,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:14:20,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:14:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:14:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 22:14:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 22:14:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 22:14:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 22:14:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 22:14:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 22:14:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 22:14:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:21,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 22:14:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 22:14:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 22:14:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 22:14:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 22:14:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 22:14:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-06 22:14:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 22:14:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-06 22:14:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-06 22:14:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-06 22:14:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 22:14:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-06 22:14:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-06 22:14:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 22:14:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 22:14:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 22:14:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 22:14:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-06 22:14:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 22:14:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-06 22:14:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:14:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2021-12-06 22:14:22,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:14:22,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710818383] [2021-12-06 22:14:22,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710818383] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:14:22,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:14:22,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 22:14:22,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47073920] [2021-12-06 22:14:22,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:14:22,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 22:14:22,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:14:22,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 22:14:22,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 22:14:22,285 INFO L87 Difference]: Start difference. First operand has 4918 states, 3163 states have (on average 1.3471387922858047) internal successors, (4261), 3290 states have internal predecessors, (4261), 1558 states have call successors, (1558), 196 states have call predecessors, (1558), 195 states have return successors, (1545), 1522 states have call predecessors, (1545), 1545 states have call successors, (1545) Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-06 22:14:24,455 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 22:14:26,772 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 22:15:35,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:15:35,655 INFO L93 Difference]: Finished difference Result 15407 states and 23398 transitions. [2021-12-06 22:15:35,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 22:15:35,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 205 [2021-12-06 22:15:35,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:15:35,742 INFO L225 Difference]: With dead ends: 15407 [2021-12-06 22:15:35,742 INFO L226 Difference]: Without dead ends: 10430 [2021-12-06 22:15:35,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2021-12-06 22:15:35,778 INFO L933 BasicCegarLoop]: 8436 mSDtfsCounter, 11550 mSDsluCounter, 25412 mSDsCounter, 0 mSdLazyCounter, 14492 mSolverCounterSat, 8779 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12644 SdHoareTripleChecker+Valid, 33848 SdHoareTripleChecker+Invalid, 23273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8779 IncrementalHoareTripleChecker+Valid, 14492 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.7s IncrementalHoareTripleChecker+Time [2021-12-06 22:15:35,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12644 Valid, 33848 Invalid, 23273 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8779 Valid, 14492 Invalid, 2 Unknown, 0 Unchecked, 71.7s Time] [2021-12-06 22:15:35,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10430 states. [2021-12-06 22:15:36,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10430 to 9725. [2021-12-06 22:15:36,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9725 states, 6266 states have (on average 1.3418448771145866) internal successors, (8408), 6494 states have internal predecessors, (8408), 3069 states have call successors, (3069), 390 states have call predecessors, (3069), 389 states have return successors, (3068), 3018 states have call predecessors, (3068), 3068 states have call successors, (3068) [2021-12-06 22:15:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9725 states to 9725 states and 14545 transitions. [2021-12-06 22:15:36,472 INFO L78 Accepts]: Start accepts. Automaton has 9725 states and 14545 transitions. Word has length 205 [2021-12-06 22:15:36,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:15:36,473 INFO L470 AbstractCegarLoop]: Abstraction has 9725 states and 14545 transitions. [2021-12-06 22:15:36,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-06 22:15:36,474 INFO L276 IsEmpty]: Start isEmpty. Operand 9725 states and 14545 transitions. [2021-12-06 22:15:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-12-06 22:15:36,494 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:15:36,494 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:15:36,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 22:15:36,495 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:15:36,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:15:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1880809653, now seen corresponding path program 1 times [2021-12-06 22:15:36,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:15:36,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514049026] [2021-12-06 22:15:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:15:36,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:15:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:15:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 22:15:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 22:15:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 22:15:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 22:15:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 22:15:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 22:15:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 22:15:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 22:15:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 22:15:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 22:15:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 22:15:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 22:15:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 22:15:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-06 22:15:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 22:15:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-06 22:15:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-06 22:15:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-06 22:15:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 22:15:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 22:15:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 22:15:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 22:15:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-06 22:15:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-06 22:15:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-06 22:15:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-06 22:15:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 22:15:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 22:15:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:15:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2021-12-06 22:15:37,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:15:37,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514049026] [2021-12-06 22:15:37,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514049026] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:15:37,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:15:37,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 22:15:37,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402502253] [2021-12-06 22:15:37,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:15:37,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 22:15:37,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:15:37,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 22:15:37,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 22:15:37,835 INFO L87 Difference]: Start difference. First operand 9725 states and 14545 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-06 22:15:39,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 22:15:42,303 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []