./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y --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 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:00:27,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:00:27,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:00:27,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:00:27,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:00:27,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:00:27,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:00:27,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:00:27,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:00:27,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:00:27,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:00:27,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:00:27,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:00:27,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:00:27,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:00:27,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:00:27,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:00:27,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:00:27,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:00:27,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:00:27,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:00:27,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:00:27,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:00:27,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:00:27,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:00:27,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:00:27,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:00:27,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:00:27,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:00:27,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:00:27,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:00:27,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:00:27,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:00:27,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:00:27,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:00:27,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:00:27,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:00:27,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:00:27,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:00:27,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:00:27,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:00:27,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:00:27,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:00:27,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:00:27,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:00:27,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:00:27,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:00:27,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:00:27,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:00:27,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:00:27,359 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:00:27,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:00:27,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:00:27,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:00:27,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:00:27,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:00:27,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:00:27,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:00:27,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:00:27,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:00:27,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:00:27,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:00:27,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:00:27,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:00:27,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:00:27,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:00:27,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:00:27,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:00:27,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:00:27,367 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:00:27,367 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:00:27,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:00:27,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:00:27,371 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_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 [2021-11-13 18:00:27,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:00:27,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:00:27,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:00:27,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:00:27,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:00:27,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2021-11-13 18:00:27,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/data/e48c6cb38/9c9db91c2be843acaba2747b1f37f6ba/FLAGe277a13f0 [2021-11-13 18:00:29,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:00:29,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2021-11-13 18:00:29,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/data/e48c6cb38/9c9db91c2be843acaba2747b1f37f6ba/FLAGe277a13f0 [2021-11-13 18:00:29,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/data/e48c6cb38/9c9db91c2be843acaba2747b1f37f6ba [2021-11-13 18:00:29,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:00:29,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:00:29,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:00:29,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:00:29,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:00:29,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:00:29" (1/1) ... [2021-11-13 18:00:29,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a48a117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:29, skipping insertion in model container [2021-11-13 18:00:29,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:00:29" (1/1) ... [2021-11-13 18:00:29,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:00:30,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:00:31,266 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2021-11-13 18:00:31,267 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2021-11-13 18:00:32,252 WARN L228 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_d5336ca3-6a59-40b6-94f1-170d17e33760/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i[206918,206931] [2021-11-13 18:00:40,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:00:40,551 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:00:40,722 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2021-11-13 18:00:40,722 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2021-11-13 18:00:40,735 WARN L228 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_d5336ca3-6a59-40b6-94f1-170d17e33760/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i[206918,206931] [2021-11-13 18:00:41,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:00:42,689 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:00:42,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42 WrapperNode [2021-11-13 18:00:42,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:00:42,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:00:42,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:00:42,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:00:42,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:43,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:44,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:00:44,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:00:44,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:00:44,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:00:44,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:44,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:44,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:44,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:45,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:45,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:46,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:46,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:00:46,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:00:46,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:00:46,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:00:46,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (1/1) ... [2021-11-13 18:00:46,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:00:46,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:00:46,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:00:46,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:00:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2021-11-13 18:00:46,444 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2021-11-13 18:00:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-13 18:00:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-13 18:00:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2021-11-13 18:00:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2021-11-13 18:00:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-13 18:00:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-13 18:00:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2021-11-13 18:00:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2021-11-13 18:00:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2021-11-13 18:00:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2021-11-13 18:00:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 18:00:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 18:00:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2021-11-13 18:00:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2021-11-13 18:00:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 18:00:46,448 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 18:00:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-13 18:00:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-13 18:00:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-13 18:00:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-13 18:00:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-11-13 18:00:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-11-13 18:00:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2021-11-13 18:00:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2021-11-13 18:00:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2021-11-13 18:00:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2021-11-13 18:00:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-13 18:00:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-13 18:00:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-13 18:00:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-13 18:00:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2021-11-13 18:00:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2021-11-13 18:00:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2021-11-13 18:00:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2021-11-13 18:00:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-13 18:00:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 18:00:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 18:00:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2021-11-13 18:00:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2021-11-13 18:00:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2021-11-13 18:00:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2021-11-13 18:00:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-13 18:00:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-13 18:00:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2021-11-13 18:00:46,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2021-11-13 18:00:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-13 18:00:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-13 18:00:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2021-11-13 18:00:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2021-11-13 18:00:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2021-11-13 18:00:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2021-11-13 18:00:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2021-11-13 18:00:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2021-11-13 18:00:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 18:00:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 18:00:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2021-11-13 18:00:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2021-11-13 18:00:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_operation_mode [2021-11-13 18:00:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_operation_mode [2021-11-13 18:00:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2021-11-13 18:00:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2021-11-13 18:00:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2021-11-13 18:00:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2021-11-13 18:00:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2021-11-13 18:00:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2021-11-13 18:00:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:00:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-13 18:00:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-13 18:00:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2021-11-13 18:00:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2021-11-13 18:00:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2021-11-13 18:00:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2021-11-13 18:00:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-13 18:00:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-13 18:00:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2021-11-13 18:00:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2021-11-13 18:00:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2021-11-13 18:00:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2021-11-13 18:00:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2021-11-13 18:00:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2021-11-13 18:00:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-13 18:00:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-13 18:00:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2021-11-13 18:00:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2021-11-13 18:00:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-11-13 18:00:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-11-13 18:00:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:00:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2021-11-13 18:00:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2021-11-13 18:00:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2021-11-13 18:00:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2021-11-13 18:00:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 18:00:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 18:00:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2021-11-13 18:00:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2021-11-13 18:00:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:00:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2021-11-13 18:00:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2021-11-13 18:00:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 18:00:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-13 18:00:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-13 18:00:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-13 18:00:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-13 18:00:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-13 18:00:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-13 18:00:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2021-11-13 18:00:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2021-11-13 18:00:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-13 18:00:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-13 18:00:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2021-11-13 18:00:46,470 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2021-11-13 18:00:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-13 18:00:46,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-13 18:00:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2021-11-13 18:00:46,471 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2021-11-13 18:00:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-13 18:00:46,472 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-13 18:00:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm___0 [2021-11-13 18:00:46,472 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm___0 [2021-11-13 18:00:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-13 18:00:46,472 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-13 18:00:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 18:00:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 18:00:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2021-11-13 18:00:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2021-11-13 18:00:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2021-11-13 18:00:46,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2021-11-13 18:00:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-13 18:00:46,474 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-13 18:00:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2021-11-13 18:00:46,475 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2021-11-13 18:00:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-13 18:00:46,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-13 18:00:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2021-11-13 18:00:46,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2021-11-13 18:00:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2021-11-13 18:00:46,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2021-11-13 18:00:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-13 18:00:46,476 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-13 18:00:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2021-11-13 18:00:46,477 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2021-11-13 18:00:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2021-11-13 18:00:46,477 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2021-11-13 18:00:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2021-11-13 18:00:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2021-11-13 18:00:46,478 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2021-11-13 18:00:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2021-11-13 18:00:46,478 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2021-11-13 18:00:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2021-11-13 18:00:46,479 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2021-11-13 18:00:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2021-11-13 18:00:46,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:00:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:00:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2021-11-13 18:00:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2021-11-13 18:00:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-13 18:00:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-13 18:00:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2021-11-13 18:00:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2021-11-13 18:00:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2021-11-13 18:00:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2021-11-13 18:00:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-11-13 18:00:46,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-11-13 18:00:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2021-11-13 18:00:46,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2021-11-13 18:00:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 18:00:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 18:00:46,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 18:00:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2021-11-13 18:00:46,487 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2021-11-13 18:00:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-11-13 18:00:46,488 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-11-13 18:00:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-13 18:00:46,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-13 18:00:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_init [2021-11-13 18:00:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_init [2021-11-13 18:00:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm___0 [2021-11-13 18:00:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm___0 [2021-11-13 18:00:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-13 18:00:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2021-11-13 18:00:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2021-11-13 18:00:46,490 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2021-11-13 18:00:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2021-11-13 18:00:46,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-11-13 18:00:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-11-13 18:00:46,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:00:46,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:00:46,491 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2021-11-13 18:00:46,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2021-11-13 18:00:46,491 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2021-11-13 18:00:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2021-11-13 18:00:46,492 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-13 18:00:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-13 18:00:46,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-13 18:00:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-13 18:00:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2021-11-13 18:00:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2021-11-13 18:00:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 18:00:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 18:00:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-11-13 18:00:46,494 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-11-13 18:00:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2021-11-13 18:00:46,494 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2021-11-13 18:00:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2021-11-13 18:00:46,495 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2021-11-13 18:00:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-13 18:00:46,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-13 18:00:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-11-13 18:00:46,495 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-11-13 18:00:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-13 18:00:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-13 18:00:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_dma_regs [2021-11-13 18:00:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_dma_regs [2021-11-13 18:00:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-13 18:00:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-13 18:00:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:00:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2021-11-13 18:00:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2021-11-13 18:00:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2021-11-13 18:00:46,498 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2021-11-13 18:00:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 18:00:46,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 18:00:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:00:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-13 18:00:46,499 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-13 18:00:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2021-11-13 18:00:46,499 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2021-11-13 18:00:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-13 18:00:46,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-13 18:00:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2021-11-13 18:00:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2021-11-13 18:00:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2021-11-13 18:00:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2021-11-13 18:00:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2021-11-13 18:00:46,501 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2021-11-13 18:00:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2021-11-13 18:00:46,501 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2021-11-13 18:00:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2021-11-13 18:00:46,501 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2021-11-13 18:00:46,502 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 18:00:46,502 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 18:00:46,502 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2021-11-13 18:00:46,505 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2021-11-13 18:00:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-13 18:00:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-13 18:00:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2021-11-13 18:00:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2021-11-13 18:00:46,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 18:00:46,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 18:00:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2021-11-13 18:00:46,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2021-11-13 18:00:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2021-11-13 18:00:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2021-11-13 18:00:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2021-11-13 18:00:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2021-11-13 18:00:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2021-11-13 18:00:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2021-11-13 18:00:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-13 18:00:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-13 18:00:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-13 18:00:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-13 18:00:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-13 18:00:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-13 18:00:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2021-11-13 18:00:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2021-11-13 18:00:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 18:00:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 18:00:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2021-11-13 18:00:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2021-11-13 18:00:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2021-11-13 18:00:46,521 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2021-11-13 18:00:46,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:00:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2021-11-13 18:00:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2021-11-13 18:00:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2021-11-13 18:00:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2021-11-13 18:00:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-13 18:00:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-13 18:00:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 18:00:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 18:00:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2021-11-13 18:00:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2021-11-13 18:00:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-13 18:00:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-13 18:00:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2021-11-13 18:00:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2021-11-13 18:00:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-13 18:00:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-13 18:00:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2021-11-13 18:00:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2021-11-13 18:00:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2021-11-13 18:00:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2021-11-13 18:00:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-13 18:00:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-13 18:00:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-13 18:00:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-13 18:00:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-13 18:00:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-13 18:00:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2021-11-13 18:00:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2021-11-13 18:00:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2021-11-13 18:00:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2021-11-13 18:00:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2021-11-13 18:00:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2021-11-13 18:00:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2021-11-13 18:00:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2021-11-13 18:00:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-13 18:00:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-13 18:00:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2021-11-13 18:00:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2021-11-13 18:00:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2021-11-13 18:00:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2021-11-13 18:00:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2021-11-13 18:00:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2021-11-13 18:00:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2021-11-13 18:00:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2021-11-13 18:00:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2021-11-13 18:00:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2021-11-13 18:00:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2021-11-13 18:00:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2021-11-13 18:00:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2021-11-13 18:00:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2021-11-13 18:00:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-13 18:00:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-13 18:00:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2021-11-13 18:00:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2021-11-13 18:00:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2021-11-13 18:00:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2021-11-13 18:00:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2021-11-13 18:00:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2021-11-13 18:00:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-13 18:00:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-13 18:00:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:00:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:00:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2021-11-13 18:00:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2021-11-13 18:00:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2021-11-13 18:00:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2021-11-13 18:00:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-13 18:00:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-13 18:00:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2021-11-13 18:00:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2021-11-13 18:00:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2021-11-13 18:00:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2021-11-13 18:00:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2021-11-13 18:00:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2021-11-13 18:00:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 18:00:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 18:00:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3___0 [2021-11-13 18:00:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3___0 [2021-11-13 18:00:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2021-11-13 18:00:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2021-11-13 18:00:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2021-11-13 18:00:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2021-11-13 18:00:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-13 18:00:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-13 18:00:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-13 18:00:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-13 18:00:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2021-11-13 18:00:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2021-11-13 18:00:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2021-11-13 18:00:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2021-11-13 18:00:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:00:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2021-11-13 18:00:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2021-11-13 18:00:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-13 18:00:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-13 18:00:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-13 18:00:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-13 18:00:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2021-11-13 18:00:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2021-11-13 18:00:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2021-11-13 18:00:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2021-11-13 18:00:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2021-11-13 18:00:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2021-11-13 18:00:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-13 18:00:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-13 18:00:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2021-11-13 18:00:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2021-11-13 18:00:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2021-11-13 18:00:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2021-11-13 18:00:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 18:00:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 18:00:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 18:00:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2021-11-13 18:00:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2021-11-13 18:00:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2021-11-13 18:00:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2021-11-13 18:00:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2021-11-13 18:00:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2021-11-13 18:00:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-13 18:00:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-13 18:00:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2021-11-13 18:00:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2021-11-13 18:00:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-13 18:00:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-13 18:00:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:00:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2021-11-13 18:00:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2021-11-13 18:00:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-13 18:00:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-13 18:00:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2021-11-13 18:00:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2021-11-13 18:00:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 18:00:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 18:00:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2021-11-13 18:00:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2021-11-13 18:00:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2021-11-13 18:00:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2021-11-13 18:00:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2021-11-13 18:00:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2021-11-13 18:00:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-11-13 18:00:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-11-13 18:00:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-13 18:00:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-13 18:00:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2021-11-13 18:00:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2021-11-13 18:00:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-13 18:00:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-13 18:00:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2021-11-13 18:00:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2021-11-13 18:00:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2021-11-13 18:00:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2021-11-13 18:00:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2021-11-13 18:00:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2021-11-13 18:00:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2021-11-13 18:00:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2021-11-13 18:00:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2021-11-13 18:00:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2021-11-13 18:00:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2021-11-13 18:00:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2021-11-13 18:00:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2021-11-13 18:00:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2021-11-13 18:00:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2021-11-13 18:00:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2021-11-13 18:00:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-11-13 18:00:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-11-13 18:00:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-13 18:00:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-13 18:00:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2021-11-13 18:00:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2021-11-13 18:00:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2021-11-13 18:00:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2021-11-13 18:00:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2021-11-13 18:00:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2021-11-13 18:00:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-13 18:00:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-13 18:00:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2021-11-13 18:00:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2021-11-13 18:00:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2021-11-13 18:00:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2021-11-13 18:00:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2021-11-13 18:00:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2021-11-13 18:00:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2021-11-13 18:00:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2021-11-13 18:00:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2021-11-13 18:00:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2021-11-13 18:00:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2021-11-13 18:00:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2021-11-13 18:00:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:00:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:00:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2021-11-13 18:00:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2021-11-13 18:00:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2021-11-13 18:00:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2021-11-13 18:00:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2021-11-13 18:00:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2021-11-13 18:00:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:00:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:00:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2021-11-13 18:00:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2021-11-13 18:00:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure socfpga_dwmac_probe [2021-11-13 18:00:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure socfpga_dwmac_probe [2021-11-13 18:00:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2021-11-13 18:00:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2021-11-13 18:00:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2021-11-13 18:00:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2021-11-13 18:00:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2021-11-13 18:00:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2021-11-13 18:00:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2021-11-13 18:00:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2021-11-13 18:00:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2021-11-13 18:00:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2021-11-13 18:00:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2021-11-13 18:00:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2021-11-13 18:00:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2021-11-13 18:00:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2021-11-13 18:00:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-13 18:00:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-13 18:00:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2021-11-13 18:00:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2021-11-13 18:00:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-13 18:00:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-13 18:00:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-13 18:00:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-13 18:00:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_fix_features [2021-11-13 18:00:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_fix_features [2021-11-13 18:00:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2021-11-13 18:00:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2021-11-13 18:00:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2021-11-13 18:00:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2021-11-13 18:00:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2021-11-13 18:00:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2021-11-13 18:00:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2021-11-13 18:00:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2021-11-13 18:00:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-13 18:00:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-13 18:00:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 18:00:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:00:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:00:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_8 [2021-11-13 18:00:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_8 [2021-11-13 18:00:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2021-11-13 18:00:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2021-11-13 18:00:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-13 18:00:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-13 18:00:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-13 18:00:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-13 18:00:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-13 18:00:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-13 18:00:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2021-11-13 18:00:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2021-11-13 18:00:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2021-11-13 18:00:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2021-11-13 18:00:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2021-11-13 18:00:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2021-11-13 18:00:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2021-11-13 18:00:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2021-11-13 18:00:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:00:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:00:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-13 18:00:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-13 18:00:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2021-11-13 18:00:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2021-11-13 18:00:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2021-11-13 18:00:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2021-11-13 18:00:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2021-11-13 18:00:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2021-11-13 18:00:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2021-11-13 18:00:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2021-11-13 18:00:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-13 18:00:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-13 18:00:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-11-13 18:00:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-11-13 18:00:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-13 18:00:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-13 18:00:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2021-11-13 18:00:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2021-11-13 18:00:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2021-11-13 18:00:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2021-11-13 18:00:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2021-11-13 18:00:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2021-11-13 18:00:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-13 18:00:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-13 18:00:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:00:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2021-11-13 18:00:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2021-11-13 18:00:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 18:00:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 18:00:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2021-11-13 18:00:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2021-11-13 18:00:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2021-11-13 18:00:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2021-11-13 18:00:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2021-11-13 18:00:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2021-11-13 18:00:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-13 18:00:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-13 18:00:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-11-13 18:00:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-11-13 18:00:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-13 18:00:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-13 18:00:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2021-11-13 18:00:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2021-11-13 18:00:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2021-11-13 18:00:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2021-11-13 18:00:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2021-11-13 18:00:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2021-11-13 18:00:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-13 18:00:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-13 18:00:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 18:00:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 18:00:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2021-11-13 18:00:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2021-11-13 18:00:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-13 18:00:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-13 18:00:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2021-11-13 18:00:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2021-11-13 18:00:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2021-11-13 18:00:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2021-11-13 18:00:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-13 18:00:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-13 18:00:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-11-13 18:00:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-11-13 18:00:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2021-11-13 18:00:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2021-11-13 18:00:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2021-11-13 18:00:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2021-11-13 18:00:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-13 18:00:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-13 18:00:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2021-11-13 18:00:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2021-11-13 18:00:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-13 18:00:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-13 18:00:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2021-11-13 18:00:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2021-11-13 18:00:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2021-11-13 18:00:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2021-11-13 18:00:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-13 18:00:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-13 18:00:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2021-11-13 18:00:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2021-11-13 18:00:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2021-11-13 18:00:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2021-11-13 18:00:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-13 18:00:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-13 18:00:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2021-11-13 18:00:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2021-11-13 18:00:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2021-11-13 18:00:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2021-11-13 18:00:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-13 18:00:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-13 18:00:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2021-11-13 18:00:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2021-11-13 18:00:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-13 18:00:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-13 18:00:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 18:00:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 18:00:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2021-11-13 18:00:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2021-11-13 18:00:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-13 18:00:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-13 18:00:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2021-11-13 18:00:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2021-11-13 18:00:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2021-11-13 18:00:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2021-11-13 18:00:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2021-11-13 18:00:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2021-11-13 18:00:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:00:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 18:00:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 18:00:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-13 18:00:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-13 18:00:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2021-11-13 18:00:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2021-11-13 18:00:49,550 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:03:17,556 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:03:17,556 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:03:17,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:03:17 BoogieIcfgContainer [2021-11-13 18:03:17,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:03:17,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:03:17,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:03:17,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:03:17,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:00:29" (1/3) ... [2021-11-13 18:03:17,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2acf15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:03:17, skipping insertion in model container [2021-11-13 18:03:17,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:42" (2/3) ... [2021-11-13 18:03:17,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2acf15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:03:17, skipping insertion in model container [2021-11-13 18:03:17,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:03:17" (3/3) ... [2021-11-13 18:03:17,586 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2021-11-13 18:03:17,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:03:17,596 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:03:17,708 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:03:17,732 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:03:17,733 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:03:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand has 5989 states, 4158 states have (on average 1.3677248677248677) internal successors, (5687), 4282 states have internal predecessors, (5687), 1516 states have call successors, (1516), 314 states have call predecessors, (1516), 313 states have return successors, (1490), 1430 states have call predecessors, (1490), 1490 states have call successors, (1490) [2021-11-13 18:03:18,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 18:03:18,018 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:03:18,019 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:18,020 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:03:18,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:18,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1471190724, now seen corresponding path program 1 times [2021-11-13 18:03:18,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:18,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832905917] [2021-11-13 18:03:18,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:18,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:19,886 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:03:19,893 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [406634963] [2021-11-13 18:03:19,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:19,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:03:19,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:03:19,896 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:03:19,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:03:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:27,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 18453 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 18:03:27,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:03:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 18:03:28,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:03:28,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:28,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832905917] [2021-11-13 18:03:28,093 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 18:03:28,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406634963] [2021-11-13 18:03:28,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406634963] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:28,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:28,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:03:28,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410662586] [2021-11-13 18:03:28,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:28,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:03:28,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:28,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:03:28,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:03:28,162 INFO L87 Difference]: Start difference. First operand has 5989 states, 4158 states have (on average 1.3677248677248677) internal successors, (5687), 4282 states have internal predecessors, (5687), 1516 states have call successors, (1516), 314 states have call predecessors, (1516), 313 states have return successors, (1490), 1430 states have call predecessors, (1490), 1490 states have call successors, (1490) Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-13 18:03:30,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:03:30,273 INFO L93 Difference]: Finished difference Result 17749 states and 26598 transitions. [2021-11-13 18:03:30,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:03:30,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 131 [2021-11-13 18:03:30,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:03:30,478 INFO L225 Difference]: With dead ends: 17749 [2021-11-13 18:03:30,478 INFO L226 Difference]: Without dead ends: 11677 [2021-11-13 18:03:30,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:03:30,563 INFO L933 BasicCegarLoop]: 10548 mSDtfsCounter, 8517 mSDsluCounter, 8668 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 979.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8517 SdHoareTripleChecker+Valid, 19216 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 127.13ms SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1094.82ms IncrementalHoareTripleChecker+Time [2021-11-13 18:03:30,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8517 Valid, 19216 Invalid, 148 Unknown, 0 Unchecked, 127.13ms Time], IncrementalHoareTripleChecker [32 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 1094.82ms Time] [2021-11-13 18:03:30,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11677 states. [2021-11-13 18:03:31,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11677 to 11658. [2021-11-13 18:03:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11658 states, 8120 states have (on average 1.3583743842364533) internal successors, (11030), 8314 states have internal predecessors, (11030), 2917 states have call successors, (2917), 623 states have call predecessors, (2917), 620 states have return successors, (3175), 2791 states have call predecessors, (3175), 2916 states have call successors, (3175) [2021-11-13 18:03:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11658 states to 11658 states and 17122 transitions. [2021-11-13 18:03:31,863 INFO L78 Accepts]: Start accepts. Automaton has 11658 states and 17122 transitions. Word has length 131 [2021-11-13 18:03:31,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:03:31,866 INFO L470 AbstractCegarLoop]: Abstraction has 11658 states and 17122 transitions. [2021-11-13 18:03:31,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-13 18:03:31,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11658 states and 17122 transitions. [2021-11-13 18:03:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 18:03:31,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:03:31,923 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 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] [2021-11-13 18:03:32,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:03:32,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:03:32,150 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:03:32,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:32,152 INFO L85 PathProgramCache]: Analyzing trace with hash -474517760, now seen corresponding path program 1 times [2021-11-13 18:03:32,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:32,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213547209] [2021-11-13 18:03:32,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:32,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:03:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:03:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:03:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:03:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-13 18:03:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:03:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:03:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-13 18:03:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-13 18:03:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-13 18:03:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-13 18:03:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-13 18:03:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:03:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:03:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-13 18:03:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:34,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-11-13 18:03:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:35,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-13 18:03:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:35,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-11-13 18:03:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:35,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-13 18:03:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:35,086 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-13 18:03:35,087 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:35,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213547209] [2021-11-13 18:03:35,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213547209] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:35,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:35,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:03:35,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264977066] [2021-11-13 18:03:35,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:35,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:03:35,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:35,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:03:35,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:03:35,091 INFO L87 Difference]: Start difference. First operand 11658 states and 17122 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-13 18:03:37,717 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:03:39,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:03:42,003 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:04:14,250 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:04:16,274 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:04:22,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:04:32,911 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:04:34,936 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:01,083 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:03,109 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:13,051 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:15,097 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:18,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:05:18,337 INFO L93 Difference]: Finished difference Result 42854 states and 67712 transitions. [2021-11-13 18:05:18,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:05:18,338 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 160 [2021-11-13 18:05:18,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:05:18,708 INFO L225 Difference]: With dead ends: 42854 [2021-11-13 18:05:18,708 INFO L226 Difference]: Without dead ends: 31215 [2021-11-13 18:05:18,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:05:18,825 INFO L933 BasicCegarLoop]: 8478 mSDtfsCounter, 29076 mSDsluCounter, 14598 mSDsCounter, 0 mSdLazyCounter, 18259 mSolverCounterSat, 23192 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90664.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 30552 SdHoareTripleChecker+Valid, 23076 SdHoareTripleChecker+Invalid, 41463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 462.80ms SdHoareTripleChecker+Time, 23192 IncrementalHoareTripleChecker+Valid, 18259 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100043.60ms IncrementalHoareTripleChecker+Time [2021-11-13 18:05:18,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30552 Valid, 23076 Invalid, 41463 Unknown, 0 Unchecked, 462.80ms Time], IncrementalHoareTripleChecker [23192 Valid, 18259 Invalid, 12 Unknown, 0 Unchecked, 100043.60ms Time] [2021-11-13 18:05:18,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31215 states. [2021-11-13 18:05:21,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31215 to 24134. [2021-11-13 18:05:21,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24134 states, 16738 states have (on average 1.3509379854223922) internal successors, (22612), 17182 states have internal predecessors, (22612), 6007 states have call successors, (6007), 1245 states have call predecessors, (6007), 1388 states have return successors, (7037), 5848 states have call predecessors, (7037), 6006 states have call successors, (7037) [2021-11-13 18:05:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24134 states to 24134 states and 35656 transitions. [2021-11-13 18:05:21,831 INFO L78 Accepts]: Start accepts. Automaton has 24134 states and 35656 transitions. Word has length 160 [2021-11-13 18:05:21,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:05:21,833 INFO L470 AbstractCegarLoop]: Abstraction has 24134 states and 35656 transitions. [2021-11-13 18:05:21,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-13 18:05:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 24134 states and 35656 transitions. [2021-11-13 18:05:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-13 18:05:21,870 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:05:21,870 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:05:21,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:05:21,871 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:05:21,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:05:21,872 INFO L85 PathProgramCache]: Analyzing trace with hash -109524888, now seen corresponding path program 1 times [2021-11-13 18:05:21,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:05:21,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465894381] [2021-11-13 18:05:21,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:05:21,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:05:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:23,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:05:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:23,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-13 18:05:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:23,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:05:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:23,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:05:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:23,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-13 18:05:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:05:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:05:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-13 18:05:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-13 18:05:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:05:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-13 18:05:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:05:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-13 18:05:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-13 18:05:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-13 18:05:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:05:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-13 18:05:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-13 18:05:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-13 18:05:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:05:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:05:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-13 18:05:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:24,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-11-13 18:05:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:05:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2021-11-13 18:05:25,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:05:25,017 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465894381] [2021-11-13 18:05:25,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465894381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:05:25,018 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:05:25,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:05:25,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166995474] [2021-11-13 18:05:25,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:05:25,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:05:25,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:05:25,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:05:25,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:05:25,021 INFO L87 Difference]: Start difference. First operand 24134 states and 35656 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-13 18:05:27,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:29,773 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:31,912 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:39,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:41,757 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:05:44,635 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:04,901 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:06,928 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:12,457 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:18,806 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:20,095 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:06:54,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:06:54,054 INFO L93 Difference]: Finished difference Result 86332 states and 136454 transitions. [2021-11-13 18:06:54,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:06:54,055 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 173 [2021-11-13 18:06:54,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:06:54,866 INFO L225 Difference]: With dead ends: 86332 [2021-11-13 18:06:54,866 INFO L226 Difference]: Without dead ends: 62217 [2021-11-13 18:06:55,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:06:55,025 INFO L933 BasicCegarLoop]: 8639 mSDtfsCounter, 29127 mSDsluCounter, 15075 mSDsCounter, 0 mSdLazyCounter, 18311 mSolverCounterSat, 23128 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76861.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 30633 SdHoareTripleChecker+Valid, 23714 SdHoareTripleChecker+Invalid, 41449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 328.72ms SdHoareTripleChecker+Time, 23128 IncrementalHoareTripleChecker+Valid, 18311 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85518.42ms IncrementalHoareTripleChecker+Time [2021-11-13 18:06:55,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30633 Valid, 23714 Invalid, 41449 Unknown, 0 Unchecked, 328.72ms Time], IncrementalHoareTripleChecker [23128 Valid, 18311 Invalid, 10 Unknown, 0 Unchecked, 85518.42ms Time] [2021-11-13 18:06:55,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62217 states. [2021-11-13 18:06:59,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62217 to 48084. [2021-11-13 18:07:00,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48084 states, 33342 states have (on average 1.3507887949133226) internal successors, (45038), 34228 states have internal predecessors, (45038), 11967 states have call successors, (11967), 2489 states have call predecessors, (11967), 2774 states have return successors, (14002), 11650 states have call predecessors, (14002), 11966 states have call successors, (14002) [2021-11-13 18:07:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48084 states to 48084 states and 71007 transitions. [2021-11-13 18:07:00,660 INFO L78 Accepts]: Start accepts. Automaton has 48084 states and 71007 transitions. Word has length 173 [2021-11-13 18:07:00,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:07:00,661 INFO L470 AbstractCegarLoop]: Abstraction has 48084 states and 71007 transitions. [2021-11-13 18:07:00,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-13 18:07:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 48084 states and 71007 transitions. [2021-11-13 18:07:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-13 18:07:00,976 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:07:00,977 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:07:00,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:07:00,977 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:07:00,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:07:00,978 INFO L85 PathProgramCache]: Analyzing trace with hash 888858173, now seen corresponding path program 1 times [2021-11-13 18:07:00,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:07:00,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705521968] [2021-11-13 18:07:00,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:07:00,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:07:01,980 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:07:01,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [896249589] [2021-11-13 18:07:01,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:07:01,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:07:01,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:07:01,987 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:07:02,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5336ca3-6a59-40b6-94f1-170d17e33760/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process