./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/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_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/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_8443220e-6741-4b92-a0b0-8c4f6546981a/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 55cf09ea68be24a0d5f8c9dde4ef5a1b06b863f1db24b654d3cf43a34972c685 --- 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 01:23:49,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:23:49,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:23:49,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:23:49,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:23:49,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:23:49,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:23:49,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:23:49,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:23:49,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:23:49,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:23:49,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:23:49,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:23:49,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:23:49,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:23:49,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:23:49,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:23:49,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:23:49,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:23:49,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:23:49,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:23:49,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:23:49,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:23:49,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:23:49,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:23:49,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:23:49,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:23:49,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:23:49,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:23:49,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:23:49,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:23:49,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:23:49,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:23:49,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:23:49,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:23:49,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:23:49,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:23:49,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:23:49,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:23:50,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:23:50,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:23:50,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:23:50,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:23:50,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:23:50,041 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:23:50,041 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:23:50,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:23:50,042 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:23:50,042 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:23:50,043 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:23:50,043 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:23:50,043 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:23:50,044 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:23:50,045 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:23:50,045 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:23:50,045 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:23:50,045 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:23:50,045 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:23:50,046 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:23:50,046 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:23:50,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:23:50,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:23:50,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:23:50,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:23:50,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:23:50,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:23:50,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:23:50,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:23:50,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:23:50,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:23:50,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:23:50,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:23:50,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:23:50,050 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:23:50,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:23:50,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:23:50,050 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:23:50,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:23:50,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:23:50,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:23:50,051 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_8443220e-6741-4b92-a0b0-8c4f6546981a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55cf09ea68be24a0d5f8c9dde4ef5a1b06b863f1db24b654d3cf43a34972c685 [2022-11-22 01:23:50,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:23:50,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:23:50,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:23:50,382 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:23:50,382 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:23:50,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-22 01:23:53,540 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:23:54,383 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:23:54,384 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-22 01:23:54,448 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/data/68a327e77/05027830c64749d7b4ac1667ac0d1a88/FLAGd5cebbadc [2022-11-22 01:23:54,464 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/data/68a327e77/05027830c64749d7b4ac1667ac0d1a88 [2022-11-22 01:23:54,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:23:54,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:23:54,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:23:54,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:23:54,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:23:54,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:23:54" (1/1) ... [2022-11-22 01:23:54,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd36c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:23:54, skipping insertion in model container [2022-11-22 01:23:54,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:23:54" (1/1) ... [2022-11-22 01:23:54,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:23:54,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:23:59,383 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_8443220e-6741-4b92-a0b0-8c4f6546981a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i[530939,530952] [2022-11-22 01:23:59,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:23:59,574 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:24:00,255 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_8443220e-6741-4b92-a0b0-8c4f6546981a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i[530939,530952] [2022-11-22 01:24:00,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:24:00,633 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:24:00,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00 WrapperNode [2022-11-22 01:24:00,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:24:00,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:24:00,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:24:00,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:24:00,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:00,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,292 INFO L138 Inliner]: procedures = 564, calls = 5888, calls flagged for inlining = 283, calls inlined = 275, statements flattened = 12162 [2022-11-22 01:24:01,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:24:01,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:24:01,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:24:01,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:24:01,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,880 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:01,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:02,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:24:02,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:24:02,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:24:02,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:24:02,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (1/1) ... [2022-11-22 01:24:02,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:24:02,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:24:02,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:24:02,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8443220e-6741-4b92-a0b0-8c4f6546981a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:24:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2022-11-22 01:24:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2022-11-22 01:24:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nway_reset [2022-11-22 01:24:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nway_reset [2022-11-22 01:24:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 01:24:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 01:24:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2022-11-22 01:24:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2022-11-22 01:24:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2022-11-22 01:24:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2022-11-22 01:24:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2022-11-22 01:24:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2022-11-22 01:24:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:24:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:24:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:24:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:24:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-22 01:24:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-22 01:24:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 01:24:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 01:24:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2022-11-22 01:24:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2022-11-22 01:24:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:24:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:24:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_7_2 [2022-11-22 01:24:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_7_2 [2022-11-22 01:24:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:24:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:24:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2022-11-22 01:24:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2022-11-22 01:24:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2022-11-22 01:24:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2022-11-22 01:24:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-22 01:24:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-22 01:24:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:24:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:24:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-22 01:24:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-22 01:24:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 01:24:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 01:24:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2022-11-22 01:24:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2022-11-22 01:24:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2022-11-22 01:24:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2022-11-22 01:24:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2022-11-22 01:24:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2022-11-22 01:24:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-22 01:24:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-22 01:24:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_7 [2022-11-22 01:24:02,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_7 [2022-11-22 01:24:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:24:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:24:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_29 [2022-11-22 01:24:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_29 [2022-11-22 01:24:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2022-11-22 01:24:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2022-11-22 01:24:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2022-11-22 01:24:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2022-11-22 01:24:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2022-11-22 01:24:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2022-11-22 01:24:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:24:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:24:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:24:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:24:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2022-11-22 01:24:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2022-11-22 01:24:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 01:24:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 01:24:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2022-11-22 01:24:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2022-11-22 01:24:02,218 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:24:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:24:02,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2022-11-22 01:24:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2022-11-22 01:24:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_16 [2022-11-22 01:24:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_16 [2022-11-22 01:24:02,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2022-11-22 01:24:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2022-11-22 01:24:02,221 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 01:24:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 01:24:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2022-11-22 01:24:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2022-11-22 01:24:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:24:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:24:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2022-11-22 01:24:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2022-11-22 01:24:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:24:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:24:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 01:24:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 01:24:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-22 01:24:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-22 01:24:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:24:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-22 01:24:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-22 01:24:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2022-11-22 01:24:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2022-11-22 01:24:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2022-11-22 01:24:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2022-11-22 01:24:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 01:24:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 01:24:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-11-22 01:24:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-11-22 01:24:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 01:24:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 01:24:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_stats_poll [2022-11-22 01:24:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_stats_poll [2022-11-22 01:24:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:24:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:24:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 01:24:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 01:24:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 01:24:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 01:24:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2022-11-22 01:24:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2022-11-22 01:24:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:24:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 01:24:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 01:24:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:24:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:24:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:24:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:24:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2022-11-22 01:24:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2022-11-22 01:24:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:24:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:24:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:24:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:24:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:24:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:24:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:24:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:24:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 01:24:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 01:24:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 01:24:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 01:24:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:24:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:24:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2022-11-22 01:24:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2022-11-22 01:24:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2022-11-22 01:24:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2022-11-22 01:24:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-22 01:24:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-22 01:24:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-22 01:24:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-22 01:24:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 01:24:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 01:24:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:24:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:24:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2022-11-22 01:24:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2022-11-22 01:24:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2022-11-22 01:24:02,248 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2022-11-22 01:24:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2022-11-22 01:24:02,248 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2022-11-22 01:24:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2022-11-22 01:24:02,248 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2022-11-22 01:24:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:24:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-11-22 01:24:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-11-22 01:24:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2022-11-22 01:24:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2022-11-22 01:24:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 01:24:02,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 01:24:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure nv_shutdown [2022-11-22 01:24:02,250 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_shutdown [2022-11-22 01:24:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:24:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 01:24:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 01:24:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2022-11-22 01:24:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2022-11-22 01:24:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:24:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:24:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:24:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:24:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:24:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:24:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2022-11-22 01:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2022-11-22 01:24:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:24:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 01:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 01:24:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-22 01:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-22 01:24:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-22 01:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-22 01:24:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:24:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:24:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2022-11-22 01:24:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2022-11-22 01:24:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-22 01:24:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-22 01:24:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2022-11-22 01:24:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2022-11-22 01:24:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 01:24:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 01:24:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2022-11-22 01:24:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2022-11-22 01:24:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2022-11-22 01:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2022-11-22 01:24:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 01:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 01:24:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:24:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 01:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 01:24:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 01:24:02,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 01:24:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2022-11-22 01:24:02,257 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2022-11-22 01:24:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-22 01:24:02,257 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-22 01:24:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 01:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 01:24:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2022-11-22 01:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2022-11-22 01:24:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-22 01:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-22 01:24:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2022-11-22 01:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2022-11-22 01:24:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 01:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 01:24:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 01:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 01:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2022-11-22 01:24:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2022-11-22 01:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 01:24:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 01:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2022-11-22 01:24:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2022-11-22 01:24:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:24:02,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:24:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 01:24:02,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 01:24:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2022-11-22 01:24:02,263 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2022-11-22 01:24:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 01:24:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 01:24:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2022-11-22 01:24:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2022-11-22 01:24:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:24:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:24:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:24:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:24:02,268 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 01:24:02,269 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 01:24:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2022-11-22 01:24:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2022-11-22 01:24:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 01:24:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 01:24:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 01:24:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 01:24:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2022-11-22 01:24:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2022-11-22 01:24:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2022-11-22 01:24:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2022-11-22 01:24:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:24:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2022-11-22 01:24:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2022-11-22 01:24:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-22 01:24:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-22 01:24:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 01:24:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 01:24:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 01:24:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 01:24:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-22 01:24:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-22 01:24:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-22 01:24:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-22 01:24:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2022-11-22 01:24:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2022-11-22 01:24:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 01:24:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 01:24:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2022-11-22 01:24:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2022-11-22 01:24:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:24:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:24:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-22 01:24:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-22 01:24:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2022-11-22 01:24:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2022-11-22 01:24:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-22 01:24:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-22 01:24:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 01:24:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 01:24:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 01:24:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 01:24:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 01:24:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 01:24:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2022-11-22 01:24:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2022-11-22 01:24:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 01:24:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 01:24:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 01:24:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 01:24:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-11-22 01:24:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-11-22 01:24:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 01:24:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 01:24:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-22 01:24:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-22 01:24:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 01:24:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 01:24:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:24:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2022-11-22 01:24:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2022-11-22 01:24:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2022-11-22 01:24:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2022-11-22 01:24:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 01:24:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 01:24:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:24:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2022-11-22 01:24:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2022-11-22 01:24:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2022-11-22 01:24:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2022-11-22 01:24:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:24:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2022-11-22 01:24:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2022-11-22 01:24:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:24:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:24:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-22 01:24:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-22 01:24:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 01:24:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 01:24:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2022-11-22 01:24:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2022-11-22 01:24:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 01:24:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 01:24:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 01:24:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 01:24:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 01:24:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 01:24:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:24:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:24:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 01:24:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 01:24:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:24:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:24:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2022-11-22 01:24:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2022-11-22 01:24:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2022-11-22 01:24:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2022-11-22 01:24:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 01:24:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 01:24:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2022-11-22 01:24:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2022-11-22 01:24:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2022-11-22 01:24:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2022-11-22 01:24:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2022-11-22 01:24:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2022-11-22 01:24:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2022-11-22 01:24:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2022-11-22 01:24:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2022-11-22 01:24:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2022-11-22 01:24:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2022-11-22 01:24:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2022-11-22 01:24:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 01:24:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 01:24:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:24:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:24:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 01:24:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 01:24:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-22 01:24:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-22 01:24:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2022-11-22 01:24:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2022-11-22 01:24:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2022-11-22 01:24:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2022-11-22 01:24:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 01:24:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 01:24:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2022-11-22 01:24:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2022-11-22 01:24:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2022-11-22 01:24:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2022-11-22 01:24:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:24:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:24:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2022-11-22 01:24:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2022-11-22 01:24:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:24:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2022-11-22 01:24:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2022-11-22 01:24:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-22 01:24:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-22 01:24:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-22 01:24:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-22 01:24:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:24:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:24:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2022-11-22 01:24:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2022-11-22 01:24:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:24:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:24:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2022-11-22 01:24:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2022-11-22 01:24:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-22 01:24:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-22 01:24:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2022-11-22 01:24:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2022-11-22 01:24:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-22 01:24:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-22 01:24:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 01:24:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 01:24:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 01:24:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 01:24:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2022-11-22 01:24:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2022-11-22 01:24:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2022-11-22 01:24:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2022-11-22 01:24:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2022-11-22 01:24:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2022-11-22 01:24:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2022-11-22 01:24:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2022-11-22 01:24:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2022-11-22 01:24:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2022-11-22 01:24:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2022-11-22 01:24:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2022-11-22 01:24:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2022-11-22 01:24:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2022-11-22 01:24:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:24:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:24:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:24:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:24:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 01:24:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 01:24:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-22 01:24:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-22 01:24:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2022-11-22 01:24:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2022-11-22 01:24:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2022-11-22 01:24:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2022-11-22 01:24:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2022-11-22 01:24:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2022-11-22 01:24:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2022-11-22 01:24:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2022-11-22 01:24:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 01:24:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 01:24:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2022-11-22 01:24:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2022-11-22 01:24:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-22 01:24:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-22 01:24:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 01:24:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 01:24:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:24:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2022-11-22 01:24:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2022-11-22 01:24:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2022-11-22 01:24:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2022-11-22 01:24:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 01:24:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 01:24:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_regs_len [2022-11-22 01:24:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_regs_len [2022-11-22 01:24:04,040 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:24:04,053 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:24:05,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:37:13,559 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:37:26,013 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:37:26,014 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-22 01:37:26,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:37:26 BoogieIcfgContainer [2022-11-22 01:37:26,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:37:26,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:37:26,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:37:26,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:37:26,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:23:54" (1/3) ... [2022-11-22 01:37:26,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4165513c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:37:26, skipping insertion in model container [2022-11-22 01:37:26,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:24:00" (2/3) ... [2022-11-22 01:37:26,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4165513c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:37:26, skipping insertion in model container [2022-11-22 01:37:26,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:37:26" (3/3) ... [2022-11-22 01:37:26,038 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-22 01:37:26,059 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:37:26,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:37:26,200 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:37:26,208 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;@1f42542f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:37:26,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:37:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 3940 states, 2137 states have (on average 1.2512868507253159) internal successors, (2674), 2277 states have internal predecessors, (2674), 1585 states have call successors, (1585), 217 states have call predecessors, (1585), 216 states have return successors, (1576), 1542 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-11-22 01:37:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 01:37:26,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:37:26,237 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-22 01:37:26,238 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:37:26,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:37:26,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1208770547, now seen corresponding path program 1 times [2022-11-22 01:37:26,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:37:26,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35845236] [2022-11-22 01:37:26,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:37:26,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:37:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:37:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:37:30,849 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:37:30,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35845236] [2022-11-22 01:37:30,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35845236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:37:30,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:37:30,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:37:30,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3273274] [2022-11-22 01:37:30,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:37:30,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:37:30,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:37:30,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:37:30,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:37:30,897 INFO L87 Difference]: Start difference. First operand has 3940 states, 2137 states have (on average 1.2512868507253159) internal successors, (2674), 2277 states have internal predecessors, (2674), 1585 states have call successors, (1585), 217 states have call predecessors, (1585), 216 states have return successors, (1576), 1542 states have call predecessors, (1576), 1576 states have call successors, (1576) Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-22 01:37:33,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:37:36,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:37:39,675 WARN L539 Checker$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 01:37:42,570 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 01:37:50,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:37:50,594 INFO L93 Difference]: Finished difference Result 6811 states and 9989 transitions. [2022-11-22 01:37:50,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:37:50,597 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 34 [2022-11-22 01:37:50,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:37:50,671 INFO L225 Difference]: With dead ends: 6811 [2022-11-22 01:37:50,672 INFO L226 Difference]: Without dead ends: 6509 [2022-11-22 01:37:50,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:37:50,688 INFO L413 NwaCegarLoop]: 6544 mSDtfsCounter, 4153 mSDsluCounter, 11873 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4157 SdHoareTripleChecker+Valid, 18417 SdHoareTripleChecker+Invalid, 1448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:37:50,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4157 Valid, 18417 Invalid, 1448 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1443 Invalid, 4 Unknown, 0 Unchecked, 19.1s Time] [2022-11-22 01:37:50,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6509 states. [2022-11-22 01:37:51,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6509 to 6508. [2022-11-22 01:37:51,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 3526 states have (on average 1.2353942144072603) internal successors, (4356), 3746 states have internal predecessors, (4356), 2579 states have call successors, (2579), 403 states have call predecessors, (2579), 402 states have return successors, (2578), 2523 states have call predecessors, (2578), 2577 states have call successors, (2578) [2022-11-22 01:37:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 9513 transitions. [2022-11-22 01:37:51,333 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 9513 transitions. Word has length 34 [2022-11-22 01:37:51,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:37:51,334 INFO L495 AbstractCegarLoop]: Abstraction has 6508 states and 9513 transitions. [2022-11-22 01:37:51,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-22 01:37:51,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 9513 transitions. [2022-11-22 01:37:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-22 01:37:51,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:37:51,363 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:37:51,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:37:51,364 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:37:51,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:37:51,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1606676310, now seen corresponding path program 1 times [2022-11-22 01:37:51,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:37:51,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130416117] [2022-11-22 01:37:51,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:37:51,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:37:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:37:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-11-22 01:37:54,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:37:54,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130416117] [2022-11-22 01:37:54,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130416117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:37:54,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:37:54,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:37:54,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709380906] [2022-11-22 01:37:54,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:37:54,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:37:54,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:37:54,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:37:54,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:37:54,590 INFO L87 Difference]: Start difference. First operand 6508 states and 9513 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-22 01:37:57,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:37:59,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:38:05,049 WARN L539 Checker$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 01:38:10,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:38:10,115 INFO L93 Difference]: Finished difference Result 13008 states and 19017 transitions. [2022-11-22 01:38:10,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:38:10,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 213 [2022-11-22 01:38:10,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:38:10,181 INFO L225 Difference]: With dead ends: 13008 [2022-11-22 01:38:10,181 INFO L226 Difference]: Without dead ends: 6514 [2022-11-22 01:38:10,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 01:38:10,228 INFO L413 NwaCegarLoop]: 5327 mSDtfsCounter, 2 mSDsluCounter, 5320 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 10647 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:38:10,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 10647 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 957 Invalid, 3 Unknown, 0 Unchecked, 14.9s Time] [2022-11-22 01:38:10,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6514 states. [2022-11-22 01:38:10,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6514 to 6513. [2022-11-22 01:38:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6513 states, 3531 states have (on average 1.2356273010478618) internal successors, (4363), 3751 states have internal predecessors, (4363), 2579 states have call successors, (2579), 403 states have call predecessors, (2579), 402 states have return successors, (2578), 2523 states have call predecessors, (2578), 2577 states have call successors, (2578) [2022-11-22 01:38:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6513 states to 6513 states and 9520 transitions. [2022-11-22 01:38:10,899 INFO L78 Accepts]: Start accepts. Automaton has 6513 states and 9520 transitions. Word has length 213 [2022-11-22 01:38:10,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:38:10,902 INFO L495 AbstractCegarLoop]: Abstraction has 6513 states and 9520 transitions. [2022-11-22 01:38:10,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-22 01:38:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 6513 states and 9520 transitions. [2022-11-22 01:38:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-22 01:38:10,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:38:10,913 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:38:10,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:38:10,914 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:38:10,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:38:10,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1321905210, now seen corresponding path program 1 times [2022-11-22 01:38:10,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:38:10,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060584654] [2022-11-22 01:38:10,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:38:10,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:38:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:38:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-11-22 01:38:15,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:38:15,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060584654] [2022-11-22 01:38:15,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060584654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:38:15,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:38:15,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:38:15,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652005937] [2022-11-22 01:38:15,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:38:15,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:38:15,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:38:15,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:38:15,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:38:15,278 INFO L87 Difference]: Start difference. First operand 6513 states and 9520 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-11-22 01:38:17,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:38:20,061 WARN L539 Checker$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 01:38:22,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:38:26,170 WARN L539 Checker$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 01:38:28,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []