./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS --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 a4136e0a1dcbbf157e7e0dc3f3f6501529b906c5ba0f0c22165efacb3c320d25 --- 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-8393723 [2022-11-19 06:34:31,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:34:31,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:34:31,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:34:31,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:34:31,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:34:31,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:34:31,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:34:31,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:34:31,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:34:31,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:34:31,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:34:31,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:34:31,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:34:31,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:34:31,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:34:31,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:34:31,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:34:31,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:34:31,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:34:31,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:34:31,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:34:31,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:34:31,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:34:31,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:34:31,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:34:31,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:34:31,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:34:31,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:34:31,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:34:31,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:34:31,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:34:31,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:34:31,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:34:31,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:34:31,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:34:31,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:34:31,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:34:31,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:34:31,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:34:31,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:34:31,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:34:31,618 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:34:31,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:34:31,619 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:34:31,619 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:34:31,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:34:31,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:34:31,620 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:34:31,621 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:34:31,621 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:34:31,621 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:34:31,621 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:34:31,622 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:34:31,622 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:34:31,622 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:34:31,622 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:34:31,623 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:34:31,623 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:34:31,623 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:34:31,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:34:31,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:34:31,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:34:31,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:34:31,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:34:31,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:34:31,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:34:31,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:34:31,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:34:31,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:34:31,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:34:31,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:34:31,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:34:31,627 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:34:31,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:34:31,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:34:31,627 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:34:31,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:34:31,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:34:31,628 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:34:31,628 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_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4136e0a1dcbbf157e7e0dc3f3f6501529b906c5ba0f0c22165efacb3c320d25 [2022-11-19 06:34:31,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:34:31,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:34:31,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:34:31,976 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:34:31,978 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:34:31,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 06:34:32,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/data/ac1aae2bc/b0bf76ff6ab34945bf7c607c743774fc/FLAGd8d1f65b6 [2022-11-19 06:34:33,122 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:34:33,122 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 06:34:33,203 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/data/ac1aae2bc/b0bf76ff6ab34945bf7c607c743774fc/FLAGd8d1f65b6 [2022-11-19 06:34:33,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/data/ac1aae2bc/b0bf76ff6ab34945bf7c607c743774fc [2022-11-19 06:34:33,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:34:33,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:34:33,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:34:33,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:34:33,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:34:33,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:34:33" (1/1) ... [2022-11-19 06:34:33,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681a9968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:33, skipping insertion in model container [2022-11-19 06:34:33,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:34:33" (1/1) ... [2022-11-19 06:34:33,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:34:33,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:34:39,122 WARN L234 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_9103ba68-4014-45a8-a0ea-d64a37856a67/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i[520349,520362] [2022-11-19 06:34:39,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:34:39,260 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:34:40,173 WARN L234 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_9103ba68-4014-45a8-a0ea-d64a37856a67/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i[520349,520362] [2022-11-19 06:34:40,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:34:40,508 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:34:40,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40 WrapperNode [2022-11-19 06:34:40,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:34:40,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:34:40,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:34:40,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:34:40,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:40,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:41,983 INFO L138 Inliner]: procedures = 648, calls = 4921, calls flagged for inlining = 345, calls inlined = 344, statements flattened = 12701 [2022-11-19 06:34:41,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:34:41,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:34:41,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:34:41,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:34:41,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:41,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:42,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:42,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:43,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:43,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:43,737 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:43,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:44,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:34:44,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:34:44,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:34:44,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:34:44,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (1/1) ... [2022-11-19 06:34:44,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:34:44,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:34:44,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:34:44,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9103ba68-4014-45a8-a0ea-d64a37856a67/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:34:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2022-11-19 06:34:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2022-11-19 06:34:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-19 06:34:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-19 06:34:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2022-11-19 06:34:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2022-11-19 06:34:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2022-11-19 06:34:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2022-11-19 06:34:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:34:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:34:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 06:34:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 06:34:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-19 06:34:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-19 06:34:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2022-11-19 06:34:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2022-11-19 06:34:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2022-11-19 06:34:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2022-11-19 06:34:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2022-11-19 06:34:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2022-11-19 06:34:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2022-11-19 06:34:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2022-11-19 06:34:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:34:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:34:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2022-11-19 06:34:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2022-11-19 06:34:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:34:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:34:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2022-11-19 06:34:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2022-11-19 06:34:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2022-11-19 06:34:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2022-11-19 06:34:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2022-11-19 06:34:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2022-11-19 06:34:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2022-11-19 06:34:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2022-11-19 06:34:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2022-11-19 06:34:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2022-11-19 06:34:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2022-11-19 06:34:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2022-11-19 06:34:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2022-11-19 06:34:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2022-11-19 06:34:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-19 06:34:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-19 06:34:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2022-11-19 06:34:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2022-11-19 06:34:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2022-11-19 06:34:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2022-11-19 06:34:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:34:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:34:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 06:34:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 06:34:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2022-11-19 06:34:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2022-11-19 06:34:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-19 06:34:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-19 06:34:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2022-11-19 06:34:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2022-11-19 06:34:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 06:34:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 06:34:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2022-11-19 06:34:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2022-11-19 06:34:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2022-11-19 06:34:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2022-11-19 06:34:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:34:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2022-11-19 06:34:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2022-11-19 06:34:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2022-11-19 06:34:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2022-11-19 06:34:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 06:34:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 06:34:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 06:34:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 06:34:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-19 06:34:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-19 06:34:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-19 06:34:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-19 06:34:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 06:34:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 06:34:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-19 06:34:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-19 06:34:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 06:34:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 06:34:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 06:34:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 06:34:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2022-11-19 06:34:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2022-11-19 06:34:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:34:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:34:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:34:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2022-11-19 06:34:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2022-11-19 06:34:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2022-11-19 06:34:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2022-11-19 06:34:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2022-11-19 06:34:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2022-11-19 06:34:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2022-11-19 06:34:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2022-11-19 06:34:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2022-11-19 06:34:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2022-11-19 06:34:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 06:34:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 06:34:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:34:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:34:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2022-11-19 06:34:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2022-11-19 06:34:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2022-11-19 06:34:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2022-11-19 06:34:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 06:34:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 06:34:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 06:34:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 06:34:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2022-11-19 06:34:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2022-11-19 06:34:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2022-11-19 06:34:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2022-11-19 06:34:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-19 06:34:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-19 06:34:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2022-11-19 06:34:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2022-11-19 06:34:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-19 06:34:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-19 06:34:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:34:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-19 06:34:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-19 06:34:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2022-11-19 06:34:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2022-11-19 06:34:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:34:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:34:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 06:34:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 06:34:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:34:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2022-11-19 06:34:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2022-11-19 06:34:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 06:34:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 06:34:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:34:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:34:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:34:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2022-11-19 06:34:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2022-11-19 06:34:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:34:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:34:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 06:34:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 06:34:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-19 06:34:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-19 06:34:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 06:34:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 06:34:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2022-11-19 06:34:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2022-11-19 06:34:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 06:34:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 06:34:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-19 06:34:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-19 06:34:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:34:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:34:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:34:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:34:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2022-11-19 06:34:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2022-11-19 06:34:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-19 06:34:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-19 06:34:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2022-11-19 06:34:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2022-11-19 06:34:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:34:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:34:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2022-11-19 06:34:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2022-11-19 06:34:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:34:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-19 06:34:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-19 06:34:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 06:34:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 06:34:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2022-11-19 06:34:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2022-11-19 06:34:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 06:34:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 06:34:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2022-11-19 06:34:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2022-11-19 06:34:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:34:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-19 06:34:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-19 06:34:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2022-11-19 06:34:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2022-11-19 06:34:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 06:34:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 06:34:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:34:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:34:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:34:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2022-11-19 06:34:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2022-11-19 06:34:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 06:34:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:34:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:34:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-19 06:34:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-19 06:34:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-19 06:34:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-19 06:34:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:34:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:34:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2022-11-19 06:34:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2022-11-19 06:34:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2022-11-19 06:34:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2022-11-19 06:34:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2022-11-19 06:34:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2022-11-19 06:34:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 06:34:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 06:34:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2022-11-19 06:34:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2022-11-19 06:34:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-19 06:34:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-19 06:34:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2022-11-19 06:34:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2022-11-19 06:34:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-19 06:34:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-19 06:34:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-19 06:34:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-19 06:34:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-19 06:34:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-19 06:34:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:34:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:34:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2022-11-19 06:34:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2022-11-19 06:34:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 06:34:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 06:34:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2022-11-19 06:34:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2022-11-19 06:34:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-19 06:34:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-19 06:34:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2022-11-19 06:34:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2022-11-19 06:34:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 06:34:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 06:34:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2022-11-19 06:34:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2022-11-19 06:34:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-19 06:34:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-19 06:34:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2022-11-19 06:34:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2022-11-19 06:34:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2022-11-19 06:34:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2022-11-19 06:34:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:34:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:34:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-19 06:34:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-19 06:34:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-19 06:34:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-19 06:34:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-19 06:34:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-19 06:34:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2022-11-19 06:34:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2022-11-19 06:34:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2022-11-19 06:34:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2022-11-19 06:34:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2022-11-19 06:34:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2022-11-19 06:34:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2022-11-19 06:34:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2022-11-19 06:34:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:34:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:34:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:34:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:34:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2022-11-19 06:34:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2022-11-19 06:34:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 06:34:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 06:34:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-19 06:34:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-19 06:34:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2022-11-19 06:34:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2022-11-19 06:34:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2022-11-19 06:34:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2022-11-19 06:34:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-19 06:34:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-19 06:34:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 06:34:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 06:34:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-19 06:34:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-19 06:34:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-19 06:34:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-19 06:34:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-19 06:34:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 06:34:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 06:34:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2022-11-19 06:34:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2022-11-19 06:34:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:34:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:34:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-19 06:34:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-19 06:34:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-19 06:34:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-19 06:34:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:34:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:34:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-19 06:34:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-19 06:34:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:34:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:34:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2022-11-19 06:34:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2022-11-19 06:34:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-19 06:34:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-19 06:34:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-19 06:34:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-19 06:34:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2022-11-19 06:34:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2022-11-19 06:34:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2022-11-19 06:34:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2022-11-19 06:34:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:34:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:34:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:34:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 06:34:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 06:34:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2022-11-19 06:34:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2022-11-19 06:34:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2022-11-19 06:34:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2022-11-19 06:34:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 06:34:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 06:34:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:34:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2022-11-19 06:34:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2022-11-19 06:34:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2022-11-19 06:34:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2022-11-19 06:34:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2022-11-19 06:34:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2022-11-19 06:34:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-19 06:34:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-19 06:34:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:34:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2022-11-19 06:34:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2022-11-19 06:34:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 06:34:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 06:34:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2022-11-19 06:34:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2022-11-19 06:34:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-19 06:34:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-19 06:34:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:34:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:34:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 06:34:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 06:34:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2022-11-19 06:34:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2022-11-19 06:34:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2022-11-19 06:34:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2022-11-19 06:34:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 06:34:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 06:34:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-19 06:34:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-19 06:34:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 06:34:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 06:34:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-19 06:34:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-19 06:34:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-19 06:34:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-19 06:34:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2022-11-19 06:34:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2022-11-19 06:34:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-19 06:34:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-19 06:34:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2022-11-19 06:34:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2022-11-19 06:34:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 06:34:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 06:34:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2022-11-19 06:34:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2022-11-19 06:34:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2022-11-19 06:34:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2022-11-19 06:34:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2022-11-19 06:34:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2022-11-19 06:34:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2022-11-19 06:34:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2022-11-19 06:34:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2022-11-19 06:34:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2022-11-19 06:34:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2022-11-19 06:34:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2022-11-19 06:34:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2022-11-19 06:34:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2022-11-19 06:34:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2022-11-19 06:34:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2022-11-19 06:34:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2022-11-19 06:34:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2022-11-19 06:34:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2022-11-19 06:34:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2022-11-19 06:34:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2022-11-19 06:34:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2022-11-19 06:34:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 06:34:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 06:34:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 06:34:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 06:34:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2022-11-19 06:34:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2022-11-19 06:34:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-19 06:34:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-19 06:34:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2022-11-19 06:34:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2022-11-19 06:34:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 06:34:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 06:34:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-19 06:34:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-19 06:34:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:34:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:34:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:34:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2022-11-19 06:34:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2022-11-19 06:34:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2022-11-19 06:34:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2022-11-19 06:34:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-19 06:34:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-19 06:34:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2022-11-19 06:34:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2022-11-19 06:34:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:34:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:34:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2022-11-19 06:34:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2022-11-19 06:34:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2022-11-19 06:34:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2022-11-19 06:34:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2022-11-19 06:34:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2022-11-19 06:34:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:34:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:34:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2022-11-19 06:34:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2022-11-19 06:34:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2022-11-19 06:34:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2022-11-19 06:34:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 06:34:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 06:34:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2022-11-19 06:34:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2022-11-19 06:34:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-19 06:34:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-19 06:34:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2022-11-19 06:34:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2022-11-19 06:34:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2022-11-19 06:34:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2022-11-19 06:34:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2022-11-19 06:34:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2022-11-19 06:34:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2022-11-19 06:34:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2022-11-19 06:34:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-19 06:34:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-19 06:34:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-19 06:34:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-19 06:34:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2022-11-19 06:34:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2022-11-19 06:34:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-19 06:34:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-19 06:34:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-19 06:34:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-19 06:34:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2022-11-19 06:34:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2022-11-19 06:34:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2022-11-19 06:34:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2022-11-19 06:34:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 06:34:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 06:34:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-19 06:34:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-19 06:34:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 06:34:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 06:34:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2022-11-19 06:34:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2022-11-19 06:34:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-19 06:34:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-19 06:34:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 06:34:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 06:34:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:34:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:34:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2022-11-19 06:34:44,289 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2022-11-19 06:34:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:34:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:34:44,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:34:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-19 06:34:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-19 06:34:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2022-11-19 06:34:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2022-11-19 06:34:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 06:34:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 06:34:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-19 06:34:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-19 06:34:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2022-11-19 06:34:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2022-11-19 06:34:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2022-11-19 06:34:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2022-11-19 06:34:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2022-11-19 06:34:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2022-11-19 06:34:46,052 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:34:46,057 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:34:46,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 06:48:00,852 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 06:48:01,089 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:48:12,632 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:48:12,632 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-19 06:48:12,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:48:12 BoogieIcfgContainer [2022-11-19 06:48:12,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:48:12,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:48:12,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:48:12,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:48:12,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:34:33" (1/3) ... [2022-11-19 06:48:12,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf3a5f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:48:12, skipping insertion in model container [2022-11-19 06:48:12,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:34:40" (2/3) ... [2022-11-19 06:48:12,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf3a5f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:48:12, skipping insertion in model container [2022-11-19 06:48:12,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:48:12" (3/3) ... [2022-11-19 06:48:12,663 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-19 06:48:12,684 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:48:12,685 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:48:12,843 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:48:12,849 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;@1055b76c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:48:12,849 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:48:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 3295 states, 2021 states have (on average 1.2963879267689262) internal successors, (2620), 2065 states have internal predecessors, (2620), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) [2022-11-19 06:48:12,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-19 06:48:12,884 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:48:12,885 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:48:12,886 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:48:12,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:48:12,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1996252985, now seen corresponding path program 1 times [2022-11-19 06:48:12,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:48:12,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012230940] [2022-11-19 06:48:12,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:48:12,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:48:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:48:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-11-19 06:48:15,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:48:15,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012230940] [2022-11-19 06:48:15,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012230940] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:48:15,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:48:15,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:48:15,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852072926] [2022-11-19 06:48:15,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:48:15,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:48:15,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:48:15,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:48:15,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:48:15,812 INFO L87 Difference]: Start difference. First operand has 3295 states, 2021 states have (on average 1.2963879267689262) internal successors, (2620), 2065 states have internal predecessors, (2620), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-19 06:48:18,044 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 [] [2022-11-19 06:48:26,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:28,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:30,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:35,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:35,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:48:35,643 INFO L93 Difference]: Finished difference Result 9768 states and 13930 transitions. [2022-11-19 06:48:35,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:48:35,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 166 [2022-11-19 06:48:35,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:48:35,714 INFO L225 Difference]: With dead ends: 9768 [2022-11-19 06:48:35,714 INFO L226 Difference]: Without dead ends: 6494 [2022-11-19 06:48:35,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:48:35,739 INFO L413 NwaCegarLoop]: 5181 mSDtfsCounter, 4599 mSDsluCounter, 4115 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4603 SdHoareTripleChecker+Valid, 9296 SdHoareTripleChecker+Invalid, 1113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-11-19 06:48:35,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4603 Valid, 9296 Invalid, 1113 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1107 Invalid, 3 Unknown, 0 Unchecked, 19.2s Time] [2022-11-19 06:48:35,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6494 states. [2022-11-19 06:48:36,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6494 to 6493. [2022-11-19 06:48:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6493 states, 3989 states have (on average 1.2955627976936575) internal successors, (5168), 4076 states have internal predecessors, (5168), 2041 states have call successors, (2041), 463 states have call predecessors, (2041), 462 states have return successors, (2043), 2014 states have call predecessors, (2043), 2039 states have call successors, (2043) [2022-11-19 06:48:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6493 states to 6493 states and 9252 transitions. [2022-11-19 06:48:36,235 INFO L78 Accepts]: Start accepts. Automaton has 6493 states and 9252 transitions. Word has length 166 [2022-11-19 06:48:36,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:48:36,240 INFO L495 AbstractCegarLoop]: Abstraction has 6493 states and 9252 transitions. [2022-11-19 06:48:36,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-19 06:48:36,241 INFO L276 IsEmpty]: Start isEmpty. Operand 6493 states and 9252 transitions. [2022-11-19 06:48:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-19 06:48:36,261 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:48:36,262 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 4, 4, 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] [2022-11-19 06:48:36,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:48:36,262 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:48:36,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:48:36,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1542353090, now seen corresponding path program 1 times [2022-11-19 06:48:36,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:48:36,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088396092] [2022-11-19 06:48:36,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:48:36,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:48:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:48:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2022-11-19 06:48:39,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:48:39,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088396092] [2022-11-19 06:48:39,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088396092] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:48:39,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:48:39,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:48:39,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236953041] [2022-11-19 06:48:39,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:48:39,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:48:39,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:48:39,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:48:39,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:48:39,157 INFO L87 Difference]: Start difference. First operand 6493 states and 9252 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:48:41,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:50,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:52,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:56,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:48:57,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:48:57,238 INFO L93 Difference]: Finished difference Result 6620 states and 9406 transitions. [2022-11-19 06:48:57,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:48:57,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 204 [2022-11-19 06:48:57,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:48:57,240 INFO L225 Difference]: With dead ends: 6620 [2022-11-19 06:48:57,240 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 06:48:57,275 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 [2022-11-19 06:48:57,276 INFO L413 NwaCegarLoop]: 4153 mSDtfsCounter, 4594 mSDsluCounter, 4286 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4602 SdHoareTripleChecker+Valid, 8439 SdHoareTripleChecker+Invalid, 1139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:48:57,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4602 Valid, 8439 Invalid, 1139 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1136 Invalid, 3 Unknown, 0 Unchecked, 17.7s Time] [2022-11-19 06:48:57,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 06:48:57,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 06:48:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:48:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 06:48:57,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2022-11-19 06:48:57,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:48:57,280 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 06:48:57,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:48:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 06:48:57,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 06:48:57,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:48:57,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:48:57,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.