./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c25ee40b84da0e037e1d80db414ed17491ea7807f66e1b888adc8df58baa009c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:45:30,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:45:30,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:45:30,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:45:30,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:45:30,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:45:30,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:45:30,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:45:30,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:45:30,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:45:30,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:45:30,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:45:30,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:45:30,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:45:30,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:45:30,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:45:30,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:45:30,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:45:30,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:45:30,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:45:30,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:45:30,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:45:30,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:45:30,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:45:30,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:45:30,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:45:30,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:45:30,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:45:30,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:45:30,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:45:30,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:45:30,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:45:30,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:45:30,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:45:30,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:45:30,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:45:30,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:45:30,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:45:30,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:45:30,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:45:30,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:45:30,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:45:30,436 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:45:30,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:45:30,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:45:30,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:45:30,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:45:30,439 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:45:30,439 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:45:30,439 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:45:30,440 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:45:30,440 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:45:30,441 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:45:30,441 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:45:30,441 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:45:30,442 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:45:30,442 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:45:30,442 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:45:30,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:45:30,443 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:45:30,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:45:30,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:45:30,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:45:30,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:45:30,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:45:30,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:45:30,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:45:30,445 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:45:30,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:45:30,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:45:30,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:45:30,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:45:30,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:45:30,447 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:45:30,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:45:30,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:45:30,448 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:45:30,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:45:30,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:45:30,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:45:30,449 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_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c25ee40b84da0e037e1d80db414ed17491ea7807f66e1b888adc8df58baa009c [2022-11-22 01:45:30,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:45:30,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:45:30,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:45:30,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:45:30,845 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:45:30,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 01:45:33,852 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:45:34,855 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:45:34,856 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 01:45:34,949 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/data/309f408a9/68b818f2bca9450fbe7118bdf8adfa86/FLAGc9eb8b3cc [2022-11-22 01:45:34,969 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/data/309f408a9/68b818f2bca9450fbe7118bdf8adfa86 [2022-11-22 01:45:34,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:45:34,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:45:34,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:45:34,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:45:34,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:45:34,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:45:34" (1/1) ... [2022-11-22 01:45:34,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2253965d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:34, skipping insertion in model container [2022-11-22 01:45:34,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:45:34" (1/1) ... [2022-11-22 01:45:34,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:45:35,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:45:45,839 WARN L237 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_d7cf6b3e-c78b-40e7-a9db-39911c053042/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[887989,888002] [2022-11-22 01:45:45,850 WARN L237 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_d7cf6b3e-c78b-40e7-a9db-39911c053042/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[888134,888147] [2022-11-22 01:45:45,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:45:46,025 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:45:46,824 WARN L237 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_d7cf6b3e-c78b-40e7-a9db-39911c053042/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[887989,888002] [2022-11-22 01:45:46,824 WARN L237 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_d7cf6b3e-c78b-40e7-a9db-39911c053042/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[888134,888147] [2022-11-22 01:45:46,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:45:47,618 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:45:47,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47 WrapperNode [2022-11-22 01:45:47,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:45:47,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:45:47,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:45:47,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:45:47,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:47,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:49,780 INFO L138 Inliner]: procedures = 1122, calls = 12859, calls flagged for inlining = 622, calls inlined = 583, statements flattened = 22705 [2022-11-22 01:45:49,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:45:49,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:45:49,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:45:49,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:45:49,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:49,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:50,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:50,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:51,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:51,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:52,373 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:52,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:52,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:45:52,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:45:52,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:45:52,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:45:52,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (1/1) ... [2022-11-22 01:45:52,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:45:52,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:45:52,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:45:52,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:45:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2022-11-22 01:45:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2022-11-22 01:45:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 01:45:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 01:45:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2022-11-22 01:45:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2022-11-22 01:45:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 01:45:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 01:45:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2022-11-22 01:45:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2022-11-22 01:45:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_130 [2022-11-22 01:45:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_130 [2022-11-22 01:45:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2022-11-22 01:45:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2022-11-22 01:45:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:45:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:45:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2022-11-22 01:45:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2022-11-22 01:45:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 01:45:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 01:45:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 01:45:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 01:45:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 01:45:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 01:45:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 01:45:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 01:45:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2022-11-22 01:45:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2022-11-22 01:45:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2022-11-22 01:45:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2022-11-22 01:45:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:45:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:45:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 01:45:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 01:45:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2022-11-22 01:45:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2022-11-22 01:45:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2022-11-22 01:45:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2022-11-22 01:45:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:45:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:45:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2022-11-22 01:45:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2022-11-22 01:45:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2022-11-22 01:45:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2022-11-22 01:45:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-11-22 01:45:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-11-22 01:45:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_115 [2022-11-22 01:45:53,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_115 [2022-11-22 01:45:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 01:45:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 01:45:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-11-22 01:45:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-11-22 01:45:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2022-11-22 01:45:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2022-11-22 01:45:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2022-11-22 01:45:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2022-11-22 01:45:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:45:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:45:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 01:45:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 01:45:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2022-11-22 01:45:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2022-11-22 01:45:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2022-11-22 01:45:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2022-11-22 01:45:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:45:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:45:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:45:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 01:45:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 01:45:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:45:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:45:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2022-11-22 01:45:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2022-11-22 01:45:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2022-11-22 01:45:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2022-11-22 01:45:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:45:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:45:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2022-11-22 01:45:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2022-11-22 01:45:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2022-11-22 01:45:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2022-11-22 01:45:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2022-11-22 01:45:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2022-11-22 01:45:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 01:45:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 01:45:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2022-11-22 01:45:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2022-11-22 01:45:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-22 01:45:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-22 01:45:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:45:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 01:45:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 01:45:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 01:45:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 01:45:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-22 01:45:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-22 01:45:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 01:45:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 01:45:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-22 01:45:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-22 01:45:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 01:45:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 01:45:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 01:45:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 01:45:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2022-11-22 01:45:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2022-11-22 01:45:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2022-11-22 01:45:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2022-11-22 01:45:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_8 [2022-11-22 01:45:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_8 [2022-11-22 01:45:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:45:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:45:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:45:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:45:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:45:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2022-11-22 01:45:53,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2022-11-22 01:45:53,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:45:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2022-11-22 01:45:53,106 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2022-11-22 01:45:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:45:53,106 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 01:45:53,107 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 01:45:53,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 01:45:53,107 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 01:45:53,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_stmmac_priv [2022-11-22 01:45:53,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_stmmac_priv [2022-11-22 01:45:53,107 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2022-11-22 01:45:53,107 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2022-11-22 01:45:53,108 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 01:45:53,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 01:45:53,108 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2022-11-22 01:45:53,108 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2022-11-22 01:45:53,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:45:53,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:45:53,108 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2022-11-22 01:45:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2022-11-22 01:45:53,109 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 01:45:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 01:45:53,109 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:45:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:45:53,109 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2022-11-22 01:45:53,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2022-11-22 01:45:53,109 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2022-11-22 01:45:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2022-11-22 01:45:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 01:45:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 01:45:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-22 01:45:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-22 01:45:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2022-11-22 01:45:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2022-11-22 01:45:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2022-11-22 01:45:53,111 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2022-11-22 01:45:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2022-11-22 01:45:53,111 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2022-11-22 01:45:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 01:45:53,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 01:45:53,111 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2022-11-22 01:45:53,112 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2022-11-22 01:45:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2022-11-22 01:45:53,127 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2022-11-22 01:45:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2022-11-22 01:45:53,127 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2022-11-22 01:45:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2022-11-22 01:45:53,128 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2022-11-22 01:45:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2022-11-22 01:45:53,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2022-11-22 01:45:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2022-11-22 01:45:53,128 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2022-11-22 01:45:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:45:53,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:45:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2022-11-22 01:45:53,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2022-11-22 01:45:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 01:45:53,129 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 01:45:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2022-11-22 01:45:53,129 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2022-11-22 01:45:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2022-11-22 01:45:53,129 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2022-11-22 01:45:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-11-22 01:45:53,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-11-22 01:45:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2022-11-22 01:45:53,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2022-11-22 01:45:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:45:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:45:53,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:45:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2022-11-22 01:45:53,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2022-11-22 01:45:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-11-22 01:45:53,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-11-22 01:45:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 01:45:53,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 01:45:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:45:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2022-11-22 01:45:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2022-11-22 01:45:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 01:45:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 01:45:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_stmmac_priv [2022-11-22 01:45:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_stmmac_priv [2022-11-22 01:45:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2022-11-22 01:45:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2022-11-22 01:45:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2022-11-22 01:45:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2022-11-22 01:45:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2022-11-22 01:45:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2022-11-22 01:45:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 01:45:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 01:45:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 01:45:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 01:45:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2022-11-22 01:45:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2022-11-22 01:45:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:45:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:45:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2022-11-22 01:45:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2022-11-22 01:45:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 01:45:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 01:45:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2022-11-22 01:45:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2022-11-22 01:45:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-22 01:45:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-22 01:45:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 01:45:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 01:45:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 01:45:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 01:45:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:45:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2022-11-22 01:45:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2022-11-22 01:45:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2022-11-22 01:45:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2022-11-22 01:45:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:45:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:45:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:45:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-22 01:45:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-22 01:45:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_array_109 [2022-11-22 01:45:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_array_109 [2022-11-22 01:45:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2022-11-22 01:45:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2022-11-22 01:45:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2022-11-22 01:45:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2022-11-22 01:45:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-22 01:45:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-22 01:45:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2022-11-22 01:45:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2022-11-22 01:45:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2022-11-22 01:45:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2022-11-22 01:45:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_85 [2022-11-22 01:45:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_85 [2022-11-22 01:45:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2022-11-22 01:45:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2022-11-22 01:45:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2022-11-22 01:45:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2022-11-22 01:45:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:45:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:45:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2022-11-22 01:45:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2022-11-22 01:45:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:45:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:45:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 01:45:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 01:45:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2022-11-22 01:45:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2022-11-22 01:45:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2022-11-22 01:45:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2022-11-22 01:45:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2022-11-22 01:45:53,147 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2022-11-22 01:45:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2022-11-22 01:45:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2022-11-22 01:45:53,148 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 01:45:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 01:45:53,148 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 01:45:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 01:45:53,148 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2022-11-22 01:45:53,148 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2022-11-22 01:45:53,148 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 01:45:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 01:45:53,149 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2022-11-22 01:45:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2022-11-22 01:45:53,149 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2022-11-22 01:45:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2022-11-22 01:45:53,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:45:53,149 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2022-11-22 01:45:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2022-11-22 01:45:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2022-11-22 01:45:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2022-11-22 01:45:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:45:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:45:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2022-11-22 01:45:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2022-11-22 01:45:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_freq [2022-11-22 01:45:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_freq [2022-11-22 01:45:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2022-11-22 01:45:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2022-11-22 01:45:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-22 01:45:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-22 01:45:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 01:45:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 01:45:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 01:45:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 01:45:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-22 01:45:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-22 01:45:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2022-11-22 01:45:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2022-11-22 01:45:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2022-11-22 01:45:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2022-11-22 01:45:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 01:45:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 01:45:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2022-11-22 01:45:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2022-11-22 01:45:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 01:45:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 01:45:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2022-11-22 01:45:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2022-11-22 01:45:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2022-11-22 01:45:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2022-11-22 01:45:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2022-11-22 01:45:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2022-11-22 01:45:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2022-11-22 01:45:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2022-11-22 01:45:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2022-11-22 01:45:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2022-11-22 01:45:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2022-11-22 01:45:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2022-11-22 01:45:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2022-11-22 01:45:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2022-11-22 01:45:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:45:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:45:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:45:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:45:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2022-11-22 01:45:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2022-11-22 01:45:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2022-11-22 01:45:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2022-11-22 01:45:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2022-11-22 01:45:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2022-11-22 01:45:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-11-22 01:45:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-11-22 01:45:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:45:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:45:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2022-11-22 01:45:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2022-11-22 01:45:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_129 [2022-11-22 01:45:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_129 [2022-11-22 01:45:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 01:45:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 01:45:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:45:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:45:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2022-11-22 01:45:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2022-11-22 01:45:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_86 [2022-11-22 01:45:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_86 [2022-11-22 01:45:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2022-11-22 01:45:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2022-11-22 01:45:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2022-11-22 01:45:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2022-11-22 01:45:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:45:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:45:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2022-11-22 01:45:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2022-11-22 01:45:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-11-22 01:45:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-11-22 01:45:53,160 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-22 01:45:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-22 01:45:53,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:45:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:45:53,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:45:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:45:53,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:45:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:45:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2022-11-22 01:45:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2022-11-22 01:45:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2022-11-22 01:45:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2022-11-22 01:45:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:45:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2022-11-22 01:45:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2022-11-22 01:45:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-22 01:45:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-22 01:45:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 01:45:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 01:45:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2022-11-22 01:45:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2022-11-22 01:45:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 01:45:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 01:45:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2022-11-22 01:45:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2022-11-22 01:45:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2022-11-22 01:45:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2022-11-22 01:45:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:45:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:45:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2022-11-22 01:45:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2022-11-22 01:45:53,165 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2022-11-22 01:45:53,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2022-11-22 01:45:53,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:45:53,165 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 01:45:53,165 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 01:45:53,165 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2022-11-22 01:45:53,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2022-11-22 01:45:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2022-11-22 01:45:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2022-11-22 01:45:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2022-11-22 01:45:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2022-11-22 01:45:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-22 01:45:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-22 01:45:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_link [2022-11-22 01:45:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_link [2022-11-22 01:45:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2022-11-22 01:45:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2022-11-22 01:45:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:45:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:45:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:45:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2022-11-22 01:45:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2022-11-22 01:45:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:45:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:45:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 01:45:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 01:45:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2022-11-22 01:45:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2022-11-22 01:45:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:45:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:45:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 01:45:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 01:45:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2022-11-22 01:45:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2022-11-22 01:45:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 01:45:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 01:45:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 01:45:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 01:45:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2022-11-22 01:45:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2022-11-22 01:45:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2022-11-22 01:45:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2022-11-22 01:45:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2022-11-22 01:45:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2022-11-22 01:45:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2022-11-22 01:45:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2022-11-22 01:45:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-22 01:45:53,171 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-22 01:45:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2022-11-22 01:45:53,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2022-11-22 01:45:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2022-11-22 01:45:53,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2022-11-22 01:45:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2022-11-22 01:45:53,171 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2022-11-22 01:45:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 01:45:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 01:45:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 01:45:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 01:45:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2022-11-22 01:45:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2022-11-22 01:45:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2022-11-22 01:45:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2022-11-22 01:45:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2022-11-22 01:45:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2022-11-22 01:45:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 01:45:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 01:45:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2022-11-22 01:45:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2022-11-22 01:45:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2022-11-22 01:45:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2022-11-22 01:45:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2022-11-22 01:45:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2022-11-22 01:45:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2022-11-22 01:45:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2022-11-22 01:45:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2022-11-22 01:45:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2022-11-22 01:45:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2022-11-22 01:45:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2022-11-22 01:45:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:45:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:45:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2022-11-22 01:45:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2022-11-22 01:45:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2022-11-22 01:45:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2022-11-22 01:45:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:45:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:45:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2022-11-22 01:45:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2022-11-22 01:45:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-22 01:45:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-22 01:45:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2022-11-22 01:45:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2022-11-22 01:45:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-22 01:45:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-22 01:45:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2022-11-22 01:45:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2022-11-22 01:45:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2022-11-22 01:45:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2022-11-22 01:45:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2022-11-22 01:45:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2022-11-22 01:45:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2022-11-22 01:45:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2022-11-22 01:45:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2022-11-22 01:45:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2022-11-22 01:45:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2022-11-22 01:45:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2022-11-22 01:45:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-22 01:45:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-22 01:45:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 01:45:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 01:45:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2022-11-22 01:45:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2022-11-22 01:45:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 01:45:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 01:45:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 01:45:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 01:45:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2022-11-22 01:45:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2022-11-22 01:45:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2022-11-22 01:45:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2022-11-22 01:45:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2022-11-22 01:45:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2022-11-22 01:45:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2022-11-22 01:45:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2022-11-22 01:45:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:45:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:45:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:45:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2022-11-22 01:45:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2022-11-22 01:45:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 01:45:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 01:45:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 01:45:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 01:45:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 01:45:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 01:45:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2022-11-22 01:45:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2022-11-22 01:45:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-11-22 01:45:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-11-22 01:45:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2022-11-22 01:45:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2022-11-22 01:45:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2022-11-22 01:45:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2022-11-22 01:45:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 01:45:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 01:45:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2022-11-22 01:45:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2022-11-22 01:45:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2022-11-22 01:45:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2022-11-22 01:45:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2022-11-22 01:45:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2022-11-22 01:45:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2022-11-22 01:45:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2022-11-22 01:45:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-22 01:45:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-22 01:45:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 01:45:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 01:45:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-22 01:45:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-22 01:45:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 01:45:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 01:45:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2022-11-22 01:45:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2022-11-22 01:45:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2022-11-22 01:45:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2022-11-22 01:45:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 01:45:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 01:45:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2022-11-22 01:45:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2022-11-22 01:45:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:45:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2022-11-22 01:45:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2022-11-22 01:45:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 01:45:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 01:45:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2022-11-22 01:45:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2022-11-22 01:45:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 01:45:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 01:45:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 01:45:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 01:45:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:45:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:45:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-11-22 01:45:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-11-22 01:45:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 01:45:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 01:45:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2022-11-22 01:45:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2022-11-22 01:45:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 01:45:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 01:45:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:45:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:45:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 01:45:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 01:45:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-22 01:45:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-22 01:45:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2022-11-22 01:45:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2022-11-22 01:45:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2022-11-22 01:45:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2022-11-22 01:45:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2022-11-22 01:45:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2022-11-22 01:45:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 01:45:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 01:45:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:45:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:45:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2022-11-22 01:45:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2022-11-22 01:45:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-22 01:45:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-22 01:45:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2022-11-22 01:45:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2022-11-22 01:45:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2022-11-22 01:45:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2022-11-22 01:45:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 01:45:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 01:45:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2022-11-22 01:45:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2022-11-22 01:45:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2022-11-22 01:45:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2022-11-22 01:45:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 01:45:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 01:45:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2022-11-22 01:45:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2022-11-22 01:45:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 01:45:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 01:45:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2022-11-22 01:45:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2022-11-22 01:45:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2022-11-22 01:45:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2022-11-22 01:45:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 01:45:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 01:45:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2022-11-22 01:45:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2022-11-22 01:45:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2022-11-22 01:45:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2022-11-22 01:45:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:45:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:45:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 01:45:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 01:45:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2022-11-22 01:45:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2022-11-22 01:45:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2022-11-22 01:45:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2022-11-22 01:45:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 01:45:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 01:45:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2022-11-22 01:45:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2022-11-22 01:45:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 01:45:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 01:45:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:45:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:45:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2022-11-22 01:45:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2022-11-22 01:45:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 01:45:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 01:45:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2022-11-22 01:45:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2022-11-22 01:45:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2022-11-22 01:45:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2022-11-22 01:45:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2022-11-22 01:45:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2022-11-22 01:45:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:45:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:45:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:45:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config [2022-11-22 01:45:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config [2022-11-22 01:45:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 01:45:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 01:45:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_time [2022-11-22 01:45:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_time [2022-11-22 01:45:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 01:45:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 01:45:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-22 01:45:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-22 01:45:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2022-11-22 01:45:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2022-11-22 01:45:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptp_lock_of_stmmac_priv [2022-11-22 01:45:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptp_lock_of_stmmac_priv [2022-11-22 01:45:55,774 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:45:55,780 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:45:56,008 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:46:41,243 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 01:46:41,766 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:46:49,701 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:46:49,701 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-22 01:46:49,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:46:49 BoogieIcfgContainer [2022-11-22 01:46:49,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:46:49,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:46:49,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:46:49,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:46:49,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:45:34" (1/3) ... [2022-11-22 01:46:49,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcb6b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:46:49, skipping insertion in model container [2022-11-22 01:46:49,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:45:47" (2/3) ... [2022-11-22 01:46:49,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcb6b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:46:49, skipping insertion in model container [2022-11-22 01:46:49,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:46:49" (3/3) ... [2022-11-22 01:46:49,719 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 01:46:49,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:46:49,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:46:49,899 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:46:49,905 INFO L357 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=FINITE_AUTOMATA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c368bb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:46:49,905 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:46:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand has 5121 states, 3059 states have (on average 1.3200392285060478) internal successors, (4038), 3155 states have internal predecessors, (4038), 1735 states have call successors, (1735), 327 states have call predecessors, (1735), 326 states have return successors, (1721), 1663 states have call predecessors, (1721), 1721 states have call successors, (1721) [2022-11-22 01:46:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2022-11-22 01:46:50,023 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:46:50,024 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:46:50,025 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:46:50,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:46:50,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1620642756, now seen corresponding path program 1 times [2022-11-22 01:46:50,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:46:50,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123710998] [2022-11-22 01:46:50,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:46:50,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:46:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:46:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25440 trivial. 0 not checked. [2022-11-22 01:46:53,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:46:53,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123710998] [2022-11-22 01:46:53,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123710998] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:46:53,729 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:46:53,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:46:53,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625357473] [2022-11-22 01:46:53,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:46:53,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:46:53,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:46:53,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:46:53,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:46:53,796 INFO L87 Difference]: Start difference. First operand has 5121 states, 3059 states have (on average 1.3200392285060478) internal successors, (4038), 3155 states have internal predecessors, (4038), 1735 states have call successors, (1735), 327 states have call predecessors, (1735), 326 states have return successors, (1721), 1663 states have call predecessors, (1721), 1721 states have call successors, (1721) Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-11-22 01:46:56,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:00,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:10,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:47:10,468 INFO L93 Difference]: Finished difference Result 14938 states and 22148 transitions. [2022-11-22 01:47:10,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:47:10,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) Word has length 874 [2022-11-22 01:47:10,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:47:10,576 INFO L225 Difference]: With dead ends: 14938 [2022-11-22 01:47:10,577 INFO L226 Difference]: Without dead ends: 9902 [2022-11-22 01:47:10,621 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:47:10,624 INFO L413 NwaCegarLoop]: 8031 mSDtfsCounter, 7106 mSDsluCounter, 6319 mSDsCounter, 0 mSdLazyCounter, 2313 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7110 SdHoareTripleChecker+Valid, 14350 SdHoareTripleChecker+Invalid, 2331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 2313 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:47:10,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7110 Valid, 14350 Invalid, 2331 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 2313 Invalid, 1 Unknown, 0 Unchecked, 15.7s Time] [2022-11-22 01:47:10,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9902 states. [2022-11-22 01:47:11,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9902 to 9897. [2022-11-22 01:47:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9897 states, 5964 states have (on average 1.3197518443997318) internal successors, (7871), 6156 states have internal predecessors, (7871), 3286 states have call successors, (3286), 647 states have call predecessors, (3286), 646 states have return successors, (3286), 3167 states have call predecessors, (3286), 3286 states have call successors, (3286) [2022-11-22 01:47:11,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9897 states to 9897 states and 14443 transitions. [2022-11-22 01:47:11,527 INFO L78 Accepts]: Start accepts. Automaton has 9897 states and 14443 transitions. Word has length 874 [2022-11-22 01:47:11,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:47:11,534 INFO L495 AbstractCegarLoop]: Abstraction has 9897 states and 14443 transitions. [2022-11-22 01:47:11,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-11-22 01:47:11,535 INFO L276 IsEmpty]: Start isEmpty. Operand 9897 states and 14443 transitions. [2022-11-22 01:47:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 876 [2022-11-22 01:47:11,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:47:11,619 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:47:11,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:47:11,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:47:11,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:47:11,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1155826009, now seen corresponding path program 1 times [2022-11-22 01:47:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:47:11,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287175057] [2022-11-22 01:47:11,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:47:11,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:47:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:47:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25440 trivial. 0 not checked. [2022-11-22 01:47:14,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:47:14,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287175057] [2022-11-22 01:47:14,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287175057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:47:14,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:47:14,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:47:14,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4895835] [2022-11-22 01:47:14,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:47:14,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:47:14,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:47:14,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:47:14,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:47:14,187 INFO L87 Difference]: Start difference. First operand 9897 states and 14443 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-11-22 01:47:17,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:19,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:22,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:31,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:31,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:47:31,507 INFO L93 Difference]: Finished difference Result 29150 states and 42523 transitions. [2022-11-22 01:47:31,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:47:31,508 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) Word has length 875 [2022-11-22 01:47:31,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:47:31,635 INFO L225 Difference]: With dead ends: 29150 [2022-11-22 01:47:31,635 INFO L226 Difference]: Without dead ends: 19414 [2022-11-22 01:47:31,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:47:31,689 INFO L413 NwaCegarLoop]: 7935 mSDtfsCounter, 6943 mSDsluCounter, 6217 mSDsCounter, 0 mSdLazyCounter, 2337 mSolverCounterSat, 29 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6947 SdHoareTripleChecker+Valid, 14152 SdHoareTripleChecker+Invalid, 2367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 2337 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:47:31,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6947 Valid, 14152 Invalid, 2367 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 2337 Invalid, 1 Unknown, 0 Unchecked, 16.5s Time] [2022-11-22 01:47:31,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19414 states. [2022-11-22 01:47:32,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19414 to 19407. [2022-11-22 01:47:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19407 states, 11689 states have (on average 1.3177346222944648) internal successors, (15403), 12077 states have internal predecessors, (15403), 6428 states have call successors, (6428), 1292 states have call predecessors, (6428), 1289 states have return successors, (6428), 6185 states have call predecessors, (6428), 6428 states have call successors, (6428) [2022-11-22 01:47:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19407 states to 19407 states and 28259 transitions. [2022-11-22 01:47:33,126 INFO L78 Accepts]: Start accepts. Automaton has 19407 states and 28259 transitions. Word has length 875 [2022-11-22 01:47:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:47:33,128 INFO L495 AbstractCegarLoop]: Abstraction has 19407 states and 28259 transitions. [2022-11-22 01:47:33,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (86), 3 states have call predecessors, (86), 3 states have call successors, (86) [2022-11-22 01:47:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 19407 states and 28259 transitions. [2022-11-22 01:47:33,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2022-11-22 01:47:33,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:47:33,220 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:47:33,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:47:33,220 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:47:33,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:47:33,222 INFO L85 PathProgramCache]: Analyzing trace with hash -516170830, now seen corresponding path program 1 times [2022-11-22 01:47:33,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:47:33,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094582450] [2022-11-22 01:47:33,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:47:33,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:47:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:47:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25440 trivial. 0 not checked. [2022-11-22 01:47:35,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:47:35,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094582450] [2022-11-22 01:47:35,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094582450] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:47:35,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:47:35,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:47:35,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556105704] [2022-11-22 01:47:35,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:47:35,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:47:35,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:47:35,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:47:35,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:47:35,795 INFO L87 Difference]: Start difference. First operand 19407 states and 28259 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (87), 3 states have call predecessors, (87), 3 states have call successors, (87) [2022-11-22 01:47:38,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:42,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:52,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:47:54,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:47:54,245 INFO L93 Difference]: Finished difference Result 57638 states and 83893 transitions. [2022-11-22 01:47:54,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:47:54,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (87), 3 states have call predecessors, (87), 3 states have call successors, (87) Word has length 883 [2022-11-22 01:47:54,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:47:54,498 INFO L225 Difference]: With dead ends: 57638 [2022-11-22 01:47:54,498 INFO L226 Difference]: Without dead ends: 38392 [2022-11-22 01:47:54,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:47:54,634 INFO L413 NwaCegarLoop]: 8153 mSDtfsCounter, 7016 mSDsluCounter, 6244 mSDsCounter, 0 mSdLazyCounter, 2350 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7022 SdHoareTripleChecker+Valid, 14397 SdHoareTripleChecker+Invalid, 2364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2350 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:47:54,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7022 Valid, 14397 Invalid, 2364 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 2350 Invalid, 2 Unknown, 0 Unchecked, 17.1s Time] [2022-11-22 01:47:54,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38392 states. [2022-11-22 01:47:57,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38392 to 38377. [2022-11-22 01:47:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38377 states, 23123 states have (on average 1.3170868831898974) internal successors, (30455), 23911 states have internal predecessors, (30455), 12680 states have call successors, (12680), 2580 states have call predecessors, (12680), 2573 states have return successors, (12686), 12181 states have call predecessors, (12686), 12680 states have call successors, (12686) [2022-11-22 01:47:57,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38377 states to 38377 states and 55821 transitions. [2022-11-22 01:47:57,635 INFO L78 Accepts]: Start accepts. Automaton has 38377 states and 55821 transitions. Word has length 883 [2022-11-22 01:47:57,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:47:57,637 INFO L495 AbstractCegarLoop]: Abstraction has 38377 states and 55821 transitions. [2022-11-22 01:47:57,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (91), 2 states have call predecessors, (91), 1 states have return successors, (87), 3 states have call predecessors, (87), 3 states have call successors, (87) [2022-11-22 01:47:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 38377 states and 55821 transitions. [2022-11-22 01:47:57,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2022-11-22 01:47:57,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:47:57,778 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:47:57,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:47:57,779 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:47:57,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:47:57,780 INFO L85 PathProgramCache]: Analyzing trace with hash 225364781, now seen corresponding path program 1 times [2022-11-22 01:47:57,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:47:57,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663475211] [2022-11-22 01:47:57,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:47:57,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:47:58,838 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:47:58,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1570766491] [2022-11-22 01:47:58,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:47:58,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:47:58,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:47:58,846 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:47:58,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:48:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:48:05,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 21670 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 01:48:05,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:48:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 25280 trivial. 0 not checked. [2022-11-22 01:48:05,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:48:05,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:48:05,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663475211] [2022-11-22 01:48:05,466 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:48:05,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570766491] [2022-11-22 01:48:05,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570766491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:48:05,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:48:05,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:48:05,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446809359] [2022-11-22 01:48:05,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:48:05,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:48:05,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:48:05,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:48:05,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:05,471 INFO L87 Difference]: Start difference. First operand 38377 states and 55821 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2022-11-22 01:48:09,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:11,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:17,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:19,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:21,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:27,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:48:27,032 INFO L93 Difference]: Finished difference Result 113488 states and 165037 transitions. [2022-11-22 01:48:27,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:48:27,032 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) Word has length 899 [2022-11-22 01:48:27,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:48:27,478 INFO L225 Difference]: With dead ends: 113488 [2022-11-22 01:48:27,478 INFO L226 Difference]: Without dead ends: 75272 [2022-11-22 01:48:27,655 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 898 GetRequests, 897 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:27,658 INFO L413 NwaCegarLoop]: 7837 mSDtfsCounter, 6885 mSDsluCounter, 6269 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6891 SdHoareTripleChecker+Valid, 14106 SdHoareTripleChecker+Invalid, 2258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:48:27,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6891 Valid, 14106 Invalid, 2258 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2255 Invalid, 2 Unknown, 0 Unchecked, 18.4s Time] [2022-11-22 01:48:27,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75272 states. [2022-11-22 01:48:31,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75272 to 75253. [2022-11-22 01:48:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75253 states, 45355 states have (on average 1.3190827913129755) internal successors, (59827), 46947 states have internal predecessors, (59827), 24784 states have call successors, (24784), 5128 states have call predecessors, (24784), 5113 states have return successors, (24820), 23769 states have call predecessors, (24820), 24784 states have call successors, (24820) [2022-11-22 01:48:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75253 states to 75253 states and 109431 transitions. [2022-11-22 01:48:32,659 INFO L78 Accepts]: Start accepts. Automaton has 75253 states and 109431 transitions. Word has length 899 [2022-11-22 01:48:32,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:48:32,660 INFO L495 AbstractCegarLoop]: Abstraction has 75253 states and 109431 transitions. [2022-11-22 01:48:32,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 3 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2022-11-22 01:48:32,661 INFO L276 IsEmpty]: Start isEmpty. Operand 75253 states and 109431 transitions. [2022-11-22 01:48:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-11-22 01:48:32,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:48:32,821 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:48:32,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:48:33,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7cf6b3e-c78b-40e7-a9db-39911c053042/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:48:33,043 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:48:33,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:48:33,044 INFO L85 PathProgramCache]: Analyzing trace with hash -414225565, now seen corresponding path program 1 times [2022-11-22 01:48:33,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:48:33,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319684051] [2022-11-22 01:48:33,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:48:33,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:48:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:48:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 25442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25442 trivial. 0 not checked. [2022-11-22 01:48:35,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:48:35,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319684051] [2022-11-22 01:48:35,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319684051] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:48:35,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:48:35,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:48:35,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666606112] [2022-11-22 01:48:35,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:48:35,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:48:35,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:48:35,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:48:35,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:35,725 INFO L87 Difference]: Start difference. First operand 75253 states and 109431 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (88), 3 states have call predecessors, (88), 3 states have call successors, (88) [2022-11-22 01:48:38,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:41,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:42,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:48,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:48:48,360 INFO L93 Difference]: Finished difference Result 106911 states and 155014 transitions. [2022-11-22 01:48:48,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:48:48,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (88), 3 states have call predecessors, (88), 3 states have call successors, (88) Word has length 900 [2022-11-22 01:48:48,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:48:48,605 INFO L225 Difference]: With dead ends: 106911 [2022-11-22 01:48:48,606 INFO L226 Difference]: Without dead ends: 31819 [2022-11-22 01:48:48,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:48,967 INFO L413 NwaCegarLoop]: 5192 mSDtfsCounter, 5880 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5883 SdHoareTripleChecker+Valid, 5447 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:48:48,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5883 Valid, 5447 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 969 Invalid, 1 Unknown, 0 Unchecked, 10.4s Time] [2022-11-22 01:48:49,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31819 states. [2022-11-22 01:48:51,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31819 to 31803. [2022-11-22 01:48:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31803 states, 19117 states have (on average 1.3170476539205942) internal successors, (25178), 19849 states have internal predecessors, (25178), 10292 states have call successors, (10292), 2400 states have call predecessors, (10292), 2393 states have return successors, (10298), 9817 states have call predecessors, (10298), 10292 states have call successors, (10298) [2022-11-22 01:48:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31803 states to 31803 states and 45768 transitions. [2022-11-22 01:48:51,473 INFO L78 Accepts]: Start accepts. Automaton has 31803 states and 45768 transitions. Word has length 900 [2022-11-22 01:48:51,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:48:51,474 INFO L495 AbstractCegarLoop]: Abstraction has 31803 states and 45768 transitions. [2022-11-22 01:48:51,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (88), 3 states have call predecessors, (88), 3 states have call successors, (88) [2022-11-22 01:48:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 31803 states and 45768 transitions. [2022-11-22 01:48:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 898 [2022-11-22 01:48:51,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:48:51,563 INFO L195 NwaCegarLoop]: trace histogram [82, 80, 80, 80, 80, 80, 80, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:48:51,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:48:51,564 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:48:51,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:48:51,565 INFO L85 PathProgramCache]: Analyzing trace with hash 825483730, now seen corresponding path program 1 times [2022-11-22 01:48:51,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:48:51,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535769402] [2022-11-22 01:48:51,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:48:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:48:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:48:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 25605 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 25602 trivial. 0 not checked. [2022-11-22 01:48:53,809 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:48:53,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535769402] [2022-11-22 01:48:53,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535769402] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:48:53,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:48:53,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:48:53,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093585449] [2022-11-22 01:48:53,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:48:53,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:48:53,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:48:53,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:48:53,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:53,812 INFO L87 Difference]: Start difference. First operand 31803 states and 45768 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (88), 3 states have call predecessors, (88), 3 states have call successors, (88) [2022-11-22 01:48:56,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:59,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:00,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:05,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []