./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7 --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 f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:20:54,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:20:54,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:20:54,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:20:54,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:20:54,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:20:54,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:20:54,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:20:54,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:20:54,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:20:54,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:20:54,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:20:54,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:20:54,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:20:54,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:20:54,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:20:54,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:20:54,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:20:54,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:20:55,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:20:55,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:20:55,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:20:55,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:20:55,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:20:55,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:20:55,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:20:55,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:20:55,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:20:55,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:20:55,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:20:55,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:20:55,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:20:55,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:20:55,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:20:55,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:20:55,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:20:55,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:20:55,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:20:55,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:20:55,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:20:55,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:20:55,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:20:55,100 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:20:55,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:20:55,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:20:55,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:20:55,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:20:55,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:20:55,112 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:20:55,112 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:20:55,112 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:20:55,113 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:20:55,114 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:20:55,114 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:20:55,115 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:20:55,115 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:20:55,115 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:20:55,116 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:20:55,116 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:20:55,116 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:20:55,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:20:55,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:20:55,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:20:55,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:20:55,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:20:55,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:20:55,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:20:55,120 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:20:55,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:20:55,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:20:55,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:20:55,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:20:55,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:20:55,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:20:55,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:20:55,123 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:20:55,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:20:55,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:20:55,123 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:20:55,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:20:55,124 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 [2021-11-25 19:20:55,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:20:55,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:20:55,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:20:55,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:20:55,583 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:20:55,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-25 19:20:55,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/data/8174f9efc/c2eb9b7dfce84606913d0f3eefa8d88a/FLAGa50482bab [2021-11-25 19:20:57,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:20:57,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-25 19:20:57,543 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/data/8174f9efc/c2eb9b7dfce84606913d0f3eefa8d88a/FLAGa50482bab [2021-11-25 19:20:57,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/data/8174f9efc/c2eb9b7dfce84606913d0f3eefa8d88a [2021-11-25 19:20:57,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:20:57,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:20:57,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:20:57,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:20:57,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:20:57,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:20:57" (1/1) ... [2021-11-25 19:20:57,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95dc5dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:20:57, skipping insertion in model container [2021-11-25 19:20:57,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:20:57" (1/1) ... [2021-11-25 19:20:57,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:20:58,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:21:11,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2021-11-25 19:21:11,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2021-11-25 19:21:11,067 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2021-11-25 19:21:11,068 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2021-11-25 19:21:11,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:21:11,188 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:21:12,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2021-11-25 19:21:12,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2021-11-25 19:21:12,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2021-11-25 19:21:12,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2021-11-25 19:21:12,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:21:13,077 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:21:13,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13 WrapperNode [2021-11-25 19:21:13,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:21:13,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:21:13,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:21:13,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:21:13,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:13,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:14,190 INFO L137 Inliner]: procedures = 839, calls = 7821, calls flagged for inlining = 391, calls inlined = 375, statements flattened = 19580 [2021-11-25 19:21:14,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:21:14,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:21:14,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:21:14,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:21:14,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:14,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:14,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:14,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:15,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:15,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:15,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:15,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:21:15,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:21:15,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:21:15,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:21:15,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (1/1) ... [2021-11-25 19:21:15,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:21:15,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:21:15,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:21:15,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f1c9464-6d64-4ccd-8431-6074043789ae/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:21:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-11-25 19:21:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-11-25 19:21:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-11-25 19:21:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-11-25 19:21:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-25 19:21:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-25 19:21:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 19:21:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 19:21:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-11-25 19:21:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-11-25 19:21:15,761 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-25 19:21:15,761 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-25 19:21:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-11-25 19:21:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-11-25 19:21:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-11-25 19:21:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-11-25 19:21:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-11-25 19:21:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-11-25 19:21:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-11-25 19:21:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-11-25 19:21:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-11-25 19:21:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-11-25 19:21:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-25 19:21:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-25 19:21:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-11-25 19:21:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-11-25 19:21:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 19:21:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 19:21:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 19:21:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 19:21:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-25 19:21:15,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-25 19:21:15,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-11-25 19:21:15,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-11-25 19:21:15,766 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-11-25 19:21:15,767 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-11-25 19:21:15,767 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-11-25 19:21:15,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-11-25 19:21:15,767 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-11-25 19:21:15,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-11-25 19:21:15,767 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-11-25 19:21:15,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-11-25 19:21:15,768 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-11-25 19:21:15,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-11-25 19:21:15,770 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-11-25 19:21:15,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-11-25 19:21:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-11-25 19:21:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-11-25 19:21:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 19:21:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 19:21:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-11-25 19:21:15,772 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-11-25 19:21:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 19:21:15,772 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 19:21:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-25 19:21:15,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-25 19:21:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-11-25 19:21:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-11-25 19:21:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-25 19:21:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-25 19:21:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2021-11-25 19:21:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2021-11-25 19:21:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-11-25 19:21:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-11-25 19:21:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-25 19:21:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-25 19:21:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-11-25 19:21:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-11-25 19:21:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 19:21:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 19:21:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-25 19:21:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-25 19:21:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 19:21:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 19:21:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-11-25 19:21:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-11-25 19:21:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-11-25 19:21:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-11-25 19:21:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-11-25 19:21:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-11-25 19:21:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 19:21:15,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 19:21:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-11-25 19:21:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-11-25 19:21:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:21:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-25 19:21:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-25 19:21:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 19:21:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 19:21:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-11-25 19:21:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-11-25 19:21:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-25 19:21:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-25 19:21:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 19:21:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 19:21:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-11-25 19:21:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-11-25 19:21:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-11-25 19:21:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-11-25 19:21:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-11-25 19:21:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-11-25 19:21:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 19:21:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 19:21:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-25 19:21:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-25 19:21:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-11-25 19:21:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-11-25 19:21:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2021-11-25 19:21:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2021-11-25 19:21:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-25 19:21:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-25 19:21:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-11-25 19:21:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-11-25 19:21:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-25 19:21:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-25 19:21:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-11-25 19:21:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-11-25 19:21:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:21:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 19:21:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 19:21:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 19:21:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 19:21:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-25 19:21:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-25 19:21:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 19:21:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 19:21:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:21:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 19:21:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 19:21:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-11-25 19:21:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-11-25 19:21:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 19:21:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 19:21:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:21:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 19:21:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-25 19:21:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-25 19:21:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 19:21:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 19:21:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 19:21:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 19:21:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:21:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:21:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-25 19:21:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-25 19:21:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-11-25 19:21:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-11-25 19:21:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-11-25 19:21:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-11-25 19:21:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-11-25 19:21:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-11-25 19:21:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-11-25 19:21:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-11-25 19:21:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-11-25 19:21:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-11-25 19:21:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-25 19:21:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-25 19:21:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-11-25 19:21:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-11-25 19:21:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-11-25 19:21:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-11-25 19:21:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 19:21:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 19:21:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-11-25 19:21:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-11-25 19:21:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-11-25 19:21:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-11-25 19:21:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-11-25 19:21:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-11-25 19:21:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-11-25 19:21:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-11-25 19:21:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 19:21:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 19:21:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-11-25 19:21:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-11-25 19:21:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-11-25 19:21:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-11-25 19:21:15,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:21:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:21:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-11-25 19:21:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-11-25 19:21:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-11-25 19:21:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-11-25 19:21:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 19:21:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 19:21:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-11-25 19:21:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-11-25 19:21:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 19:21:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 19:21:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 19:21:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-11-25 19:21:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-11-25 19:21:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-25 19:21:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-25 19:21:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 19:21:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 19:21:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-11-25 19:21:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-11-25 19:21:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 19:21:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-11-25 19:21:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-11-25 19:21:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-11-25 19:21:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-11-25 19:21:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 19:21:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 19:21:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-11-25 19:21:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-11-25 19:21:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-11-25 19:21:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-11-25 19:21:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-25 19:21:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-25 19:21:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 19:21:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 19:21:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-25 19:21:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-25 19:21:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:21:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:21:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-11-25 19:21:15,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-11-25 19:21:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 19:21:15,818 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 19:21:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:21:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-11-25 19:21:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-11-25 19:21:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 19:21:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 19:21:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-11-25 19:21:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-11-25 19:21:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:21:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:21:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:21:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-11-25 19:21:15,821 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-11-25 19:21:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-11-25 19:21:15,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-11-25 19:21:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-11-25 19:21:15,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-11-25 19:21:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-11-25 19:21:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-11-25 19:21:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 19:21:15,827 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 19:21:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-25 19:21:15,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-25 19:21:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-25 19:21:15,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-25 19:21:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 19:21:15,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 19:21:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-11-25 19:21:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-11-25 19:21:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-11-25 19:21:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-11-25 19:21:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-11-25 19:21:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-11-25 19:21:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 19:21:15,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 19:21:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-11-25 19:21:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-11-25 19:21:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-11-25 19:21:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-11-25 19:21:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-11-25 19:21:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-11-25 19:21:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-11-25 19:21:15,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-11-25 19:21:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 19:21:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 19:21:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-11-25 19:21:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-11-25 19:21:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-25 19:21:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-25 19:21:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-11-25 19:21:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-11-25 19:21:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 19:21:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 19:21:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2021-11-25 19:21:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2021-11-25 19:21:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-11-25 19:21:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-11-25 19:21:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-11-25 19:21:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-11-25 19:21:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-25 19:21:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-25 19:21:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-11-25 19:21:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-11-25 19:21:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 19:21:15,834 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 19:21:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:21:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2021-11-25 19:21:15,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2021-11-25 19:21:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 19:21:15,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 19:21:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-11-25 19:21:15,835 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-11-25 19:21:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-11-25 19:21:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-11-25 19:21:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-25 19:21:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-25 19:21:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-11-25 19:21:15,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-11-25 19:21:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-11-25 19:21:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-11-25 19:21:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-11-25 19:21:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-11-25 19:21:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-11-25 19:21:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-11-25 19:21:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-25 19:21:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-25 19:21:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-11-25 19:21:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-11-25 19:21:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-11-25 19:21:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-11-25 19:21:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-11-25 19:21:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-11-25 19:21:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:21:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 19:21:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2021-11-25 19:21:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2021-11-25 19:21:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-11-25 19:21:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-11-25 19:21:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-11-25 19:21:15,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-11-25 19:21:15,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-25 19:21:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-25 19:21:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-11-25 19:21:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-11-25 19:21:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-11-25 19:21:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-11-25 19:21:15,840 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-11-25 19:21:15,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-11-25 19:21:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-11-25 19:21:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-11-25 19:21:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-11-25 19:21:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-11-25 19:21:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-11-25 19:21:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-11-25 19:21:15,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-25 19:21:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-25 19:21:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-11-25 19:21:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-11-25 19:21:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-11-25 19:21:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-11-25 19:21:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 19:21:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 19:21:15,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-11-25 19:21:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-11-25 19:21:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-11-25 19:21:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-11-25 19:21:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-25 19:21:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-25 19:21:15,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 19:21:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 19:21:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-25 19:21:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-25 19:21:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 19:21:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 19:21:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-11-25 19:21:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-11-25 19:21:15,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-25 19:21:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-25 19:21:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-25 19:21:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-25 19:21:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-25 19:21:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-25 19:21:15,845 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-11-25 19:21:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-11-25 19:21:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-25 19:21:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-25 19:21:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-11-25 19:21:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-11-25 19:21:15,846 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 19:21:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 19:21:15,848 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-11-25 19:21:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-11-25 19:21:15,848 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-11-25 19:21:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-11-25 19:21:15,848 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-11-25 19:21:15,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-11-25 19:21:15,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 19:21:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 19:21:15,849 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 19:21:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 19:21:15,849 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 19:21:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 19:21:15,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 19:21:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 19:21:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:21:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-11-25 19:21:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-11-25 19:21:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-25 19:21:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-25 19:21:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-25 19:21:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-25 19:21:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-11-25 19:21:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-11-25 19:21:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 19:21:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 19:21:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 19:21:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-25 19:21:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-25 19:21:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-11-25 19:21:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-11-25 19:21:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-11-25 19:21:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-11-25 19:21:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-11-25 19:21:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-11-25 19:21:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-25 19:21:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-25 19:21:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 19:21:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 19:21:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 19:21:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 19:21:15,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 19:21:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 19:21:15,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 19:21:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 19:21:15,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 19:21:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-11-25 19:21:15,989 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-11-25 19:21:15,989 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-11-25 19:21:15,989 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-11-25 19:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 19:21:15,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 19:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-11-25 19:21:15,990 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-11-25 19:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-25 19:21:15,990 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-25 19:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-11-25 19:21:15,990 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-11-25 19:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-11-25 19:21:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-11-25 19:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-11-25 19:21:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-11-25 19:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-11-25 19:21:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-11-25 19:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-11-25 19:21:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-11-25 19:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-11-25 19:21:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-11-25 19:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-25 19:21:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-25 19:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:21:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-11-25 19:21:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-11-25 19:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-11-25 19:21:15,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-11-25 19:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-11-25 19:21:15,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-11-25 19:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-11-25 19:21:15,993 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-11-25 19:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-11-25 19:21:15,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-11-25 19:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 19:21:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 19:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 19:21:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 19:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-25 19:21:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-25 19:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-25 19:21:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-25 19:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-11-25 19:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-11-25 19:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 19:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 19:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-11-25 19:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-11-25 19:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-11-25 19:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-11-25 19:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-11-25 19:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-11-25 19:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-11-25 19:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-11-25 19:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-11-25 19:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-11-25 19:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-11-25 19:21:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-11-25 19:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 19:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 19:21:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 19:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-25 19:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-25 19:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-11-25 19:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-11-25 19:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-25 19:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-25 19:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-25 19:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-25 19:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-25 19:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-25 19:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 19:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 19:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-25 19:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-25 19:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-11-25 19:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-11-25 19:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-11-25 19:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-11-25 19:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-11-25 19:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-11-25 19:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 19:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-25 19:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-25 19:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-11-25 19:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-11-25 19:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-11-25 19:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-11-25 19:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-25 19:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-25 19:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 19:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 19:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-25 19:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-25 19:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-25 19:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-25 19:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-11-25 19:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-11-25 19:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 19:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 19:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-11-25 19:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-11-25 19:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-11-25 19:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-11-25 19:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-25 19:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-25 19:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 19:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 19:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 19:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 19:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-25 19:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-25 19:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-25 19:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-25 19:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-25 19:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-25 19:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-11-25 19:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-11-25 19:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-25 19:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-25 19:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-11-25 19:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-11-25 19:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-25 19:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-25 19:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-11-25 19:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-11-25 19:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-11-25 19:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-11-25 19:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-25 19:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-25 19:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 19:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 19:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-11-25 19:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-11-25 19:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 19:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 19:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 19:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 19:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-11-25 19:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-11-25 19:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-11-25 19:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-11-25 19:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 19:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 19:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-25 19:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-25 19:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-25 19:21:18,627 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:21:18,637 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:21:26,714 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 19:29:36,420 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 19:29:36,727 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:29:44,469 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:29:44,470 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-25 19:29:44,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:29:44 BoogieIcfgContainer [2021-11-25 19:29:44,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:29:44,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:29:44,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:29:44,494 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:29:44,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:20:57" (1/3) ... [2021-11-25 19:29:44,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34aa29d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:29:44, skipping insertion in model container [2021-11-25 19:29:44,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:21:13" (2/3) ... [2021-11-25 19:29:44,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34aa29d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:29:44, skipping insertion in model container [2021-11-25 19:29:44,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:29:44" (3/3) ... [2021-11-25 19:29:44,497 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-25 19:29:44,504 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:29:44,504 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-25 19:29:44,737 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:29:44,752 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:29:44,753 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-25 19:29:44,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 4703 states, 2992 states have (on average 1.3489304812834224) internal successors, (4036), 3072 states have internal predecessors, (4036), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) [2021-11-25 19:29:44,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-25 19:29:44,950 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:29:44,951 INFO L514 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:29:44,951 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 19:29:44,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:29:44,957 INFO L85 PathProgramCache]: Analyzing trace with hash 999338292, now seen corresponding path program 1 times [2021-11-25 19:29:44,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:29:44,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852978279] [2021-11-25 19:29:44,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:29:44,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:29:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:29:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2021-11-25 19:29:47,267 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:29:47,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852978279] [2021-11-25 19:29:47,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852978279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:29:47,269 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:29:47,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:29:47,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521658951] [2021-11-25 19:29:47,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:29:47,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:29:47,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:29:47,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:29:47,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:29:47,345 INFO L87 Difference]: Start difference. First operand has 4703 states, 2992 states have (on average 1.3489304812834224) internal successors, (4036), 3072 states have internal predecessors, (4036), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-25 19:29:49,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:29:52,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:29:54,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:29:58,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:01,578 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:05,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:10,656 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:12,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:16,489 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:20,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:30:24,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:27,563 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:29,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:31,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:38,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:39,166 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:41,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:43,436 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:44,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:45,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:30:45,066 INFO L93 Difference]: Finished difference Result 13542 states and 20076 transitions. [2021-11-25 19:30:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:30:45,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 211 [2021-11-25 19:30:45,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:30:45,188 INFO L225 Difference]: With dead ends: 13542 [2021-11-25 19:30:45,189 INFO L226 Difference]: Without dead ends: 8863 [2021-11-25 19:30:45,247 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:30:45,252 INFO L933 BasicCegarLoop]: 8046 mSDtfsCounter, 6118 mSDsluCounter, 6753 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 11 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6126 SdHoareTripleChecker+Valid, 13986 SdHoareTripleChecker+Invalid, 1823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:30:45,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6126 Valid, 13986 Invalid, 1823 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1801 Invalid, 11 Unknown, 0 Unchecked, 56.8s Time] [2021-11-25 19:30:45,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2021-11-25 19:30:46,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 8854. [2021-11-25 19:30:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8854 states, 5652 states have (on average 1.344833687190375) internal successors, (7601), 5792 states have internal predecessors, (7601), 2640 states have call successors, (2640), 559 states have call predecessors, (2640), 558 states have return successors, (2640), 2596 states have call predecessors, (2640), 2636 states have call successors, (2640) [2021-11-25 19:30:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8854 states to 8854 states and 12881 transitions. [2021-11-25 19:30:46,209 INFO L78 Accepts]: Start accepts. Automaton has 8854 states and 12881 transitions. Word has length 211 [2021-11-25 19:30:46,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:30:46,215 INFO L470 AbstractCegarLoop]: Abstraction has 8854 states and 12881 transitions. [2021-11-25 19:30:46,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-25 19:30:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 8854 states and 12881 transitions. [2021-11-25 19:30:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-25 19:30:46,236 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:30:46,237 INFO L514 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:30:46,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:30:46,238 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 19:30:46,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:30:46,241 INFO L85 PathProgramCache]: Analyzing trace with hash 908506424, now seen corresponding path program 1 times [2021-11-25 19:30:46,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:30:46,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419540055] [2021-11-25 19:30:46,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:30:46,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:30:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:30:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2021-11-25 19:30:47,604 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:30:47,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419540055] [2021-11-25 19:30:47,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419540055] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:30:47,604 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:30:47,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:30:47,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096795594] [2021-11-25 19:30:47,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:30:47,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:30:47,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:30:47,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:30:47,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:30:47,608 INFO L87 Difference]: Start difference. First operand 8854 states and 12881 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-25 19:30:49,801 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:56,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:30:58,537 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:06,335 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:08,972 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:10,442 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:18,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:39,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:41,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:47,962 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:31:54,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:32:01,455 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:05,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:15,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:22,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:25,086 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:27,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:29,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:31,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:34,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:38,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:47,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:51,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:32:55,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:32:55,348 INFO L93 Difference]: Finished difference Result 32769 states and 47843 transitions. [2021-11-25 19:32:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:32:55,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 231 [2021-11-25 19:32:55,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:32:55,587 INFO L225 Difference]: With dead ends: 32769 [2021-11-25 19:32:55,587 INFO L226 Difference]: Without dead ends: 23954 [2021-11-25 19:32:55,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:32:55,661 INFO L933 BasicCegarLoop]: 9268 mSDtfsCounter, 14485 mSDsluCounter, 16547 mSDsCounter, 0 mSdLazyCounter, 10262 mSolverCounterSat, 2409 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 119.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14623 SdHoareTripleChecker+Valid, 23382 SdHoareTripleChecker+Invalid, 12687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2409 IncrementalHoareTripleChecker+Valid, 10262 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 126.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:32:55,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14623 Valid, 23382 Invalid, 12687 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2409 Valid, 10262 Invalid, 16 Unknown, 0 Unchecked, 126.1s Time] [2021-11-25 19:32:55,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23954 states. [2021-11-25 19:32:57,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23954 to 23578. [2021-11-25 19:32:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23578 states, 14967 states have (on average 1.336674016168905) internal successors, (20006), 15375 states have internal predecessors, (20006), 7025 states have call successors, (7025), 1585 states have call predecessors, (7025), 1582 states have return successors, (7435), 6881 states have call predecessors, (7435), 7021 states have call successors, (7435) [2021-11-25 19:32:57,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23578 states to 23578 states and 34466 transitions. [2021-11-25 19:32:57,799 INFO L78 Accepts]: Start accepts. Automaton has 23578 states and 34466 transitions. Word has length 231 [2021-11-25 19:32:57,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:32:57,801 INFO L470 AbstractCegarLoop]: Abstraction has 23578 states and 34466 transitions. [2021-11-25 19:32:57,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-25 19:32:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 23578 states and 34466 transitions. [2021-11-25 19:32:57,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-25 19:32:57,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:32:57,814 INFO L514 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:32:57,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:32:57,814 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 19:32:57,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:32:57,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1477325730, now seen corresponding path program 1 times [2021-11-25 19:32:57,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:32:57,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905424385] [2021-11-25 19:32:57,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:32:57,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:32:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:32:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2021-11-25 19:32:59,154 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:32:59,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905424385] [2021-11-25 19:32:59,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905424385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:32:59,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:32:59,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:32:59,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371203756] [2021-11-25 19:32:59,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:32:59,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:32:59,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:32:59,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:32:59,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:32:59,157 INFO L87 Difference]: Start difference. First operand 23578 states and 34466 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-25 19:33:01,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:04,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:07,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:08,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:14,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:16,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:24,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:26,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:29,458 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:32,342 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:33:38,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:39,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:41,381 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:43,726 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:45,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:48,549 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:51,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:54,848 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:57,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:33:57,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:33:57,323 INFO L93 Difference]: Finished difference Result 69445 states and 102810 transitions. [2021-11-25 19:33:57,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:33:57,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 240 [2021-11-25 19:33:57,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:33:57,674 INFO L225 Difference]: With dead ends: 69445 [2021-11-25 19:33:57,674 INFO L226 Difference]: Without dead ends: 45906 [2021-11-25 19:33:57,856 INFO L932 BasicCegarLoop]: 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 [2021-11-25 19:33:57,860 INFO L933 BasicCegarLoop]: 8873 mSDtfsCounter, 6165 mSDsluCounter, 6838 mSDsCounter, 0 mSdLazyCounter, 1973 mSolverCounterSat, 6 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6168 SdHoareTripleChecker+Valid, 14890 SdHoareTripleChecker+Invalid, 1994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1973 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:33:57,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6168 Valid, 14890 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1973 Invalid, 15 Unknown, 0 Unchecked, 56.5s Time] [2021-11-25 19:33:57,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45906 states. [2021-11-25 19:34:01,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45906 to 45842. [2021-11-25 19:34:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45842 states, 29162 states have (on average 1.3385570262670599) internal successors, (39035), 29949 states have internal predecessors, (39035), 13577 states have call successors, (13577), 3099 states have call predecessors, (13577), 3099 states have return successors, (15692), 13303 states have call predecessors, (15692), 13573 states have call successors, (15692) [2021-11-25 19:34:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45842 states to 45842 states and 68304 transitions. [2021-11-25 19:34:02,299 INFO L78 Accepts]: Start accepts. Automaton has 45842 states and 68304 transitions. Word has length 240 [2021-11-25 19:34:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:02,302 INFO L470 AbstractCegarLoop]: Abstraction has 45842 states and 68304 transitions. [2021-11-25 19:34:02,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-25 19:34:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 45842 states and 68304 transitions. [2021-11-25 19:34:02,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-25 19:34:02,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:02,321 INFO L514 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:34:02,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:34:02,322 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 19:34:02,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:02,323 INFO L85 PathProgramCache]: Analyzing trace with hash -898641497, now seen corresponding path program 1 times [2021-11-25 19:34:02,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:02,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994098882] [2021-11-25 19:34:02,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:02,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2021-11-25 19:34:03,291 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:03,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994098882] [2021-11-25 19:34:03,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994098882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:34:03,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:34:03,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:34:03,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203340907] [2021-11-25 19:34:03,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:34:03,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:34:03,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:34:03,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:34:03,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:34:03,295 INFO L87 Difference]: Start difference. First operand 45842 states and 68304 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)