./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.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_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e67e2bc34fcbd2c73471c74297e951ab7d19e1786ef29ca314a337764da3d651 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:43:36,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:43:36,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:43:36,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:43:36,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:43:36,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:43:36,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:43:36,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:43:36,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:43:36,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:43:36,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:43:36,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:43:36,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:43:36,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:43:36,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:43:36,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:43:36,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:43:36,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:43:36,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:43:36,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:43:36,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:43:36,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:43:36,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:43:36,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:43:36,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:43:36,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:43:36,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:43:36,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:43:36,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:43:36,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:43:36,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:43:36,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:43:36,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:43:36,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:43:36,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:43:36,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:43:36,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:43:36,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:43:36,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:43:36,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:43:36,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:43:36,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 01:43:36,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:43:36,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:43:36,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:43:36,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:43:36,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:43:36,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:43:36,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:43:36,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:43:36,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:43:36,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:43:36,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:43:36,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:43:36,105 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:43:36,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:43:36,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:43:36,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e67e2bc34fcbd2c73471c74297e951ab7d19e1786ef29ca314a337764da3d651 [2021-12-07 01:43:36,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:43:36,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:43:36,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:43:36,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:43:36,309 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:43:36,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:43:36,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/data/32f15d9e8/9ee3091e2d7d4f06ba466bdff5eab750/FLAG6ee593864 [2021-12-07 01:43:37,029 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:43:37,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:43:37,068 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/data/32f15d9e8/9ee3091e2d7d4f06ba466bdff5eab750/FLAG6ee593864 [2021-12-07 01:43:37,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/data/32f15d9e8/9ee3091e2d7d4f06ba466bdff5eab750 [2021-12-07 01:43:37,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:43:37,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:43:37,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:43:37,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:43:37,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:43:37,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:43:37" (1/1) ... [2021-12-07 01:43:37,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d353db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:37, skipping insertion in model container [2021-12-07 01:43:37,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:43:37" (1/1) ... [2021-12-07 01:43:37,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:43:37,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:43:42,466 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[570919,570932] [2021-12-07 01:43:42,468 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571088,571101] [2021-12-07 01:43:42,469 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571255,571268] [2021-12-07 01:43:42,469 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571423,571436] [2021-12-07 01:43:42,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:43:42,555 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:43:43,081 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[570919,570932] [2021-12-07 01:43:43,082 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571088,571101] [2021-12-07 01:43:43,082 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571255,571268] [2021-12-07 01:43:43,083 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_0067dad8-7902-456a-b72c-be1384c49556/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i[571423,571436] [2021-12-07 01:43:43,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:43:43,441 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:43:43,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43 WrapperNode [2021-12-07 01:43:43,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:43:43,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:43:43,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:43:43,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:43:43,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,750 INFO L137 Inliner]: procedures = 796, calls = 5186, calls flagged for inlining = 373, calls inlined = 355, statements flattened = 12937 [2021-12-07 01:43:43,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:43:43,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:43:43,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:43:43,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:43:43,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:43,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:44,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:44,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:44,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:43:44,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:43:44,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:43:44,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:43:44,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (1/1) ... [2021-12-07 01:43:44,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:43:44,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:43:44,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:43:44,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0067dad8-7902-456a-b72c-be1384c49556/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:43:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2021-12-07 01:43:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2021-12-07 01:43:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-07 01:43:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-07 01:43:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2021-12-07 01:43:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2021-12-07 01:43:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2021-12-07 01:43:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2021-12-07 01:43:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2021-12-07 01:43:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2021-12-07 01:43:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2021-12-07 01:43:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2021-12-07 01:43:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2021-12-07 01:43:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2021-12-07 01:43:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2021-12-07 01:43:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2021-12-07 01:43:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-07 01:43:44,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-07 01:43:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2021-12-07 01:43:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2021-12-07 01:43:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2021-12-07 01:43:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2021-12-07 01:43:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2021-12-07 01:43:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2021-12-07 01:43:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2021-12-07 01:43:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2021-12-07 01:43:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-07 01:43:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-07 01:43:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-07 01:43:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-07 01:43:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-07 01:43:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-07 01:43:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2021-12-07 01:43:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2021-12-07 01:43:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 01:43:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2021-12-07 01:43:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2021-12-07 01:43:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-07 01:43:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-07 01:43:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-07 01:43:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-07 01:43:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2021-12-07 01:43:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2021-12-07 01:43:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-07 01:43:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-07 01:43:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2021-12-07 01:43:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2021-12-07 01:43:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_105 [2021-12-07 01:43:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_105 [2021-12-07 01:43:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2021-12-07 01:43:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2021-12-07 01:43:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2021-12-07 01:43:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2021-12-07 01:43:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-12-07 01:43:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-12-07 01:43:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-07 01:43:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-07 01:43:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2021-12-07 01:43:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2021-12-07 01:43:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-07 01:43:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-07 01:43:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2021-12-07 01:43:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2021-12-07 01:43:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-07 01:43:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-07 01:43:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2021-12-07 01:43:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2021-12-07 01:43:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-07 01:43:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-07 01:43:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-07 01:43:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-07 01:43:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:43:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2021-12-07 01:43:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2021-12-07 01:43:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-07 01:43:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-07 01:43:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2021-12-07 01:43:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2021-12-07 01:43:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-07 01:43:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-07 01:43:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-07 01:43:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-07 01:43:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-07 01:43:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-07 01:43:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-07 01:43:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-07 01:43:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2021-12-07 01:43:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2021-12-07 01:43:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-07 01:43:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-07 01:43:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:43:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:43:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2021-12-07 01:43:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2021-12-07 01:43:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-07 01:43:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-07 01:43:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:43:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-07 01:43:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-07 01:43:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-07 01:43:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-07 01:43:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2021-12-07 01:43:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2021-12-07 01:43:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-07 01:43:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-07 01:43:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2021-12-07 01:43:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2021-12-07 01:43:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:43:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-07 01:43:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-07 01:43:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-07 01:43:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-07 01:43:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:43:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2021-12-07 01:43:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2021-12-07 01:43:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 01:43:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-07 01:43:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-07 01:43:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2021-12-07 01:43:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2021-12-07 01:43:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-07 01:43:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-07 01:43:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2021-12-07 01:43:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2021-12-07 01:43:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-07 01:43:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-07 01:43:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-07 01:43:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-07 01:43:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-07 01:43:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-07 01:43:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2021-12-07 01:43:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2021-12-07 01:43:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2021-12-07 01:43:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2021-12-07 01:43:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 01:43:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 01:43:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2021-12-07 01:43:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2021-12-07 01:43:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-07 01:43:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-07 01:43:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:43:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:43:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2021-12-07 01:43:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2021-12-07 01:43:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2021-12-07 01:43:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2021-12-07 01:43:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2021-12-07 01:43:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2021-12-07 01:43:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:43:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:43:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:43:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-07 01:43:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-07 01:43:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-07 01:43:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-07 01:43:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-07 01:43:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-07 01:43:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-07 01:43:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-07 01:43:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-07 01:43:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-07 01:43:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-07 01:43:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-07 01:43:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-07 01:43:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:43:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:43:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-07 01:43:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-07 01:43:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-07 01:43:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-07 01:43:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-07 01:43:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-07 01:43:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2021-12-07 01:43:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2021-12-07 01:43:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:43:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 01:43:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 01:43:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2021-12-07 01:43:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2021-12-07 01:43:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:43:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2021-12-07 01:43:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2021-12-07 01:43:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2021-12-07 01:43:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2021-12-07 01:43:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2021-12-07 01:43:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2021-12-07 01:43:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-07 01:43:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-07 01:43:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 01:43:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 01:43:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2021-12-07 01:43:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2021-12-07 01:43:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-07 01:43:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-07 01:43:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-07 01:43:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-07 01:43:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2021-12-07 01:43:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2021-12-07 01:43:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2021-12-07 01:43:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2021-12-07 01:43:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 01:43:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 01:43:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2021-12-07 01:43:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2021-12-07 01:43:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2021-12-07 01:43:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2021-12-07 01:43:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2021-12-07 01:43:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2021-12-07 01:43:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-07 01:43:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-07 01:43:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-07 01:43:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-07 01:43:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 01:43:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 01:43:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:43:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2021-12-07 01:43:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2021-12-07 01:43:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2021-12-07 01:43:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2021-12-07 01:43:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:43:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:43:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2021-12-07 01:43:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2021-12-07 01:43:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_83 [2021-12-07 01:43:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_83 [2021-12-07 01:43:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2021-12-07 01:43:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2021-12-07 01:43:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2021-12-07 01:43:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2021-12-07 01:43:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2021-12-07 01:43:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2021-12-07 01:43:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_104 [2021-12-07 01:43:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_104 [2021-12-07 01:43:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2021-12-07 01:43:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2021-12-07 01:43:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-12-07 01:43:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-12-07 01:43:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-07 01:43:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-07 01:43:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2021-12-07 01:43:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2021-12-07 01:43:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-07 01:43:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-07 01:43:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2021-12-07 01:43:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2021-12-07 01:43:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:43:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:43:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2021-12-07 01:43:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2021-12-07 01:43:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-07 01:43:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-07 01:43:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2021-12-07 01:43:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2021-12-07 01:43:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2021-12-07 01:43:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2021-12-07 01:43:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2021-12-07 01:43:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2021-12-07 01:43:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-07 01:43:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-07 01:43:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-07 01:43:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-07 01:43:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-07 01:43:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-07 01:43:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2021-12-07 01:43:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2021-12-07 01:43:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2021-12-07 01:43:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2021-12-07 01:43:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:43:44,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:43:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-07 01:43:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-07 01:43:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2021-12-07 01:43:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2021-12-07 01:43:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2021-12-07 01:43:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2021-12-07 01:43:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2021-12-07 01:43:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2021-12-07 01:43:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-07 01:43:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-07 01:43:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2021-12-07 01:43:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2021-12-07 01:43:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2021-12-07 01:43:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2021-12-07 01:43:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 01:43:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 01:43:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2021-12-07 01:43:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2021-12-07 01:43:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2021-12-07 01:43:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2021-12-07 01:43:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2021-12-07 01:43:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2021-12-07 01:43:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-07 01:43:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-07 01:43:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-07 01:43:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-07 01:43:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-07 01:43:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-07 01:43:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2021-12-07 01:43:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2021-12-07 01:43:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2021-12-07 01:43:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2021-12-07 01:43:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-07 01:43:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-07 01:43:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-07 01:43:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-07 01:43:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2021-12-07 01:43:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2021-12-07 01:43:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-07 01:43:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2021-12-07 01:43:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-07 01:43:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 01:43:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 01:43:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2021-12-07 01:43:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2021-12-07 01:43:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-07 01:43:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-07 01:43:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:43:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:43:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-07 01:43:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-07 01:43:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-07 01:43:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-07 01:43:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2021-12-07 01:43:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2021-12-07 01:43:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2021-12-07 01:43:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2021-12-07 01:43:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-07 01:43:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-07 01:43:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2021-12-07 01:43:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2021-12-07 01:43:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:43:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:43:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-07 01:43:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-07 01:43:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:43:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:43:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2021-12-07 01:43:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2021-12-07 01:43:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2021-12-07 01:43:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2021-12-07 01:43:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2021-12-07 01:43:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2021-12-07 01:43:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-07 01:43:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-07 01:43:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-07 01:43:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-07 01:43:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-07 01:43:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-07 01:43:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2021-12-07 01:43:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2021-12-07 01:43:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-07 01:43:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-07 01:43:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2021-12-07 01:43:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2021-12-07 01:43:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2021-12-07 01:43:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2021-12-07 01:43:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-12-07 01:43:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-12-07 01:43:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-07 01:43:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-07 01:43:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-07 01:43:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-07 01:43:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2021-12-07 01:43:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2021-12-07 01:43:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:43:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 01:43:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 01:43:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2021-12-07 01:43:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2021-12-07 01:43:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2021-12-07 01:43:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2021-12-07 01:43:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-07 01:43:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-07 01:43:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2021-12-07 01:43:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2021-12-07 01:43:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-07 01:43:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-07 01:43:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-07 01:43:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-07 01:43:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-07 01:43:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-07 01:43:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2021-12-07 01:43:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2021-12-07 01:43:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2021-12-07 01:43:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2021-12-07 01:43:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-07 01:43:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-07 01:43:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2021-12-07 01:43:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2021-12-07 01:43:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-07 01:43:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-07 01:43:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2021-12-07 01:43:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2021-12-07 01:43:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-07 01:43:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-07 01:43:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2021-12-07 01:43:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2021-12-07 01:43:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2021-12-07 01:43:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2021-12-07 01:43:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-07 01:43:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-07 01:43:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:43:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2021-12-07 01:43:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2021-12-07 01:43:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-07 01:43:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-07 01:43:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-07 01:43:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-07 01:43:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2021-12-07 01:43:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2021-12-07 01:43:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-07 01:43:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-07 01:43:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-07 01:43:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-07 01:43:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-12-07 01:43:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-12-07 01:43:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-07 01:43:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-07 01:43:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2021-12-07 01:43:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2021-12-07 01:43:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2021-12-07 01:43:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2021-12-07 01:43:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2021-12-07 01:43:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2021-12-07 01:43:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2021-12-07 01:43:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2021-12-07 01:43:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2021-12-07 01:43:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2021-12-07 01:43:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_82 [2021-12-07 01:43:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_82 [2021-12-07 01:43:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2021-12-07 01:43:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2021-12-07 01:43:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2021-12-07 01:43:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2021-12-07 01:43:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2021-12-07 01:43:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2021-12-07 01:43:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-07 01:43:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-07 01:43:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2021-12-07 01:43:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2021-12-07 01:43:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2021-12-07 01:43:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2021-12-07 01:43:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-07 01:43:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-07 01:43:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:43:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:43:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2021-12-07 01:43:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2021-12-07 01:43:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-12-07 01:43:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-12-07 01:43:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 01:43:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 01:43:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2021-12-07 01:43:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2021-12-07 01:43:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-07 01:43:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-07 01:43:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2021-12-07 01:43:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2021-12-07 01:43:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-07 01:43:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-07 01:43:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2021-12-07 01:43:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2021-12-07 01:43:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2021-12-07 01:43:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2021-12-07 01:43:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2021-12-07 01:43:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2021-12-07 01:43:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-07 01:43:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-07 01:43:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2021-12-07 01:43:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2021-12-07 01:43:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-07 01:43:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-07 01:43:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-07 01:43:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-07 01:43:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-07 01:43:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-07 01:43:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:43:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:43:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:43:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:43:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:43:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-12-07 01:43:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-12-07 01:43:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2021-12-07 01:43:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2021-12-07 01:43:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-07 01:43:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-07 01:43:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-12-07 01:43:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-12-07 01:43:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2021-12-07 01:43:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2021-12-07 01:43:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2021-12-07 01:43:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2021-12-07 01:43:45,159 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:43:45,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:43:45,436 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 01:55:32,582 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-07 01:55:32,715 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:55:32,738 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:55:32,738 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-07 01:55:32,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:55:32 BoogieIcfgContainer [2021-12-07 01:55:32,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:55:32,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:55:32,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:55:32,747 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:55:32,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:43:37" (1/3) ... [2021-12-07 01:55:32,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca29849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:55:32, skipping insertion in model container [2021-12-07 01:55:32,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:43" (2/3) ... [2021-12-07 01:55:32,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca29849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:55:32, skipping insertion in model container [2021-12-07 01:55:32,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:55:32" (3/3) ... [2021-12-07 01:55:32,749 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:55:32,753 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:55:32,753 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-07 01:55:32,801 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:55:32,806 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:55:32,806 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-07 01:55:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 4394 states, 3069 states have (on average 1.2854349951124144) internal successors, (3945), 3115 states have internal predecessors, (3945), 1081 states have call successors, (1081), 242 states have call predecessors, (1081), 241 states have return successors, (1076), 1064 states have call predecessors, (1076), 1076 states have call successors, (1076) [2021-12-07 01:55:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-12-07 01:55:32,889 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:55:32,889 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:55:32,890 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-07 01:55:32,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:55:32,894 INFO L85 PathProgramCache]: Analyzing trace with hash -854135135, now seen corresponding path program 1 times [2021-12-07 01:55:32,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:55:32,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395819550] [2021-12-07 01:55:32,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:55:32,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:55:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:55:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:55:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:55:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:55:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:55:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:55:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:55:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:55:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:55:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:55:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:55:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:55:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:55:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:55:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:55:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:55:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:55:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 01:55:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:55:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-07 01:55:34,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:55:34,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395819550] [2021-12-07 01:55:34,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395819550] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:55:34,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:55:34,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:55:34,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430794919] [2021-12-07 01:55:34,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:55:34,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:55:34,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:55:34,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:55:34,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:55:34,657 INFO L87 Difference]: Start difference. First operand has 4394 states, 3069 states have (on average 1.2854349951124144) internal successors, (3945), 3115 states have internal predecessors, (3945), 1081 states have call successors, (1081), 242 states have call predecessors, (1081), 241 states have return successors, (1076), 1064 states have call predecessors, (1076), 1076 states have call successors, (1076) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:55:36,796 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:55:39,070 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:01,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:04,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:56:04,708 INFO L93 Difference]: Finished difference Result 13316 states and 19005 transitions. [2021-12-07 01:56:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:56:04,711 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 189 [2021-12-07 01:56:04,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:56:04,788 INFO L225 Difference]: With dead ends: 13316 [2021-12-07 01:56:04,789 INFO L226 Difference]: Without dead ends: 8945 [2021-12-07 01:56:04,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:56:04,830 INFO L933 BasicCegarLoop]: 6320 mSDtfsCounter, 8019 mSDsluCounter, 6708 mSDsCounter, 0 mSdLazyCounter, 4020 mSolverCounterSat, 3385 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8964 SdHoareTripleChecker+Valid, 13028 SdHoareTripleChecker+Invalid, 7408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3385 IncrementalHoareTripleChecker+Valid, 4020 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:56:04,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8964 Valid, 13028 Invalid, 7408 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3385 Valid, 4020 Invalid, 3 Unknown, 0 Unchecked, 29.1s Time] [2021-12-07 01:56:04,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2021-12-07 01:56:05,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 8578. [2021-12-07 01:56:05,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8578 states, 6000 states have (on average 1.2768333333333333) internal successors, (7661), 6090 states have internal predecessors, (7661), 2096 states have call successors, (2096), 480 states have call predecessors, (2096), 479 states have return successors, (2095), 2069 states have call predecessors, (2095), 2093 states have call successors, (2095) [2021-12-07 01:56:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8578 states to 8578 states and 11852 transitions. [2021-12-07 01:56:05,270 INFO L78 Accepts]: Start accepts. Automaton has 8578 states and 11852 transitions. Word has length 189 [2021-12-07 01:56:05,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:56:05,272 INFO L470 AbstractCegarLoop]: Abstraction has 8578 states and 11852 transitions. [2021-12-07 01:56:05,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:56:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 8578 states and 11852 transitions. [2021-12-07 01:56:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-07 01:56:05,279 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:56:05,280 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:56:05,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:56:05,280 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-07 01:56:05,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:56:05,281 INFO L85 PathProgramCache]: Analyzing trace with hash -547178406, now seen corresponding path program 1 times [2021-12-07 01:56:05,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:56:05,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649065143] [2021-12-07 01:56:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:56:05,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:56:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:56:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:56:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:56:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:56:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:56:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:56:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:56:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:56:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:56:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:56:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:56:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:56:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:56:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:56:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:56:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:56:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-07 01:56:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-07 01:56:06,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:56:06,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649065143] [2021-12-07 01:56:06,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649065143] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:56:06,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:56:06,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:56:06,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159422044] [2021-12-07 01:56:06,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:56:06,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:56:06,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:56:06,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:56:06,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:56:06,346 INFO L87 Difference]: Start difference. First operand 8578 states and 11852 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:56:08,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:10,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:19,392 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:39,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:56:39,496 INFO L93 Difference]: Finished difference Result 24171 states and 33461 transitions. [2021-12-07 01:56:39,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:56:39,498 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 200 [2021-12-07 01:56:39,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:56:39,601 INFO L225 Difference]: With dead ends: 24171 [2021-12-07 01:56:39,601 INFO L226 Difference]: Without dead ends: 15628 [2021-12-07 01:56:39,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:56:39,635 INFO L933 BasicCegarLoop]: 6064 mSDtfsCounter, 6525 mSDsluCounter, 6591 mSDsCounter, 0 mSdLazyCounter, 3858 mSolverCounterSat, 3061 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7269 SdHoareTripleChecker+Valid, 12655 SdHoareTripleChecker+Invalid, 6922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3061 IncrementalHoareTripleChecker+Valid, 3858 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:56:39,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7269 Valid, 12655 Invalid, 6922 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3061 Valid, 3858 Invalid, 3 Unknown, 0 Unchecked, 32.3s Time] [2021-12-07 01:56:39,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15628 states. [2021-12-07 01:56:40,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15628 to 15271. [2021-12-07 01:56:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15271 states, 10680 states have (on average 1.2732209737827715) internal successors, (13598), 10862 states have internal predecessors, (13598), 3655 states have call successors, (3655), 884 states have call predecessors, (3655), 933 states have return successors, (3851), 3630 states have call predecessors, (3851), 3652 states have call successors, (3851) [2021-12-07 01:56:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15271 states to 15271 states and 21104 transitions. [2021-12-07 01:56:40,152 INFO L78 Accepts]: Start accepts. Automaton has 15271 states and 21104 transitions. Word has length 200 [2021-12-07 01:56:40,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:56:40,153 INFO L470 AbstractCegarLoop]: Abstraction has 15271 states and 21104 transitions. [2021-12-07 01:56:40,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:56:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 15271 states and 21104 transitions. [2021-12-07 01:56:40,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-12-07 01:56:40,157 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:56:40,157 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:56:40,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:56:40,157 INFO L402 AbstractCegarLoop]: === Iteration 3 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-07 01:56:40,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:56:40,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1427338534, now seen corresponding path program 1 times [2021-12-07 01:56:40,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:56:40,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832419796] [2021-12-07 01:56:40,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:56:40,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:56:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:56:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:56:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:56:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:56:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:56:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:56:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:56:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:56:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:56:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:56:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:56:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:56:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:56:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:56:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:56:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:56:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-07 01:56:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:56:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-07 01:56:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-07 01:56:41,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:56:41,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832419796] [2021-12-07 01:56:41,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832419796] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:56:41,206 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:56:41,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:56:41,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441376489] [2021-12-07 01:56:41,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:56:41,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:56:41,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:56:41,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:56:41,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:56:41,208 INFO L87 Difference]: Start difference. First operand 15271 states and 21104 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-07 01:56:43,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:45,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:57:02,168 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:57:16,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:57:16,259 INFO L93 Difference]: Finished difference Result 26907 states and 37078 transitions. [2021-12-07 01:57:16,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:57:16,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 213 [2021-12-07 01:57:16,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:57:16,324 INFO L225 Difference]: With dead ends: 26907 [2021-12-07 01:57:16,324 INFO L226 Difference]: Without dead ends: 11671 [2021-12-07 01:57:16,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:57:16,368 INFO L933 BasicCegarLoop]: 8670 mSDtfsCounter, 5010 mSDsluCounter, 7682 mSDsCounter, 0 mSdLazyCounter, 3884 mSolverCounterSat, 2181 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5750 SdHoareTripleChecker+Valid, 16352 SdHoareTripleChecker+Invalid, 6068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2181 IncrementalHoareTripleChecker+Valid, 3884 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:57:16,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5750 Valid, 16352 Invalid, 6068 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2181 Valid, 3884 Invalid, 3 Unknown, 0 Unchecked, 34.3s Time] [2021-12-07 01:57:16,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11671 states. [2021-12-07 01:57:16,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11671 to 11373. [2021-12-07 01:57:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11373 states, 7955 states have (on average 1.2657448145820238) internal successors, (10069), 8088 states have internal predecessors, (10069), 2685 states have call successors, (2685), 706 states have call predecessors, (2685), 730 states have return successors, (2788), 2655 states have call predecessors, (2788), 2682 states have call successors, (2788) [2021-12-07 01:57:16,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11373 states to 11373 states and 15542 transitions. [2021-12-07 01:57:16,728 INFO L78 Accepts]: Start accepts. Automaton has 11373 states and 15542 transitions. Word has length 213 [2021-12-07 01:57:16,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:57:16,728 INFO L470 AbstractCegarLoop]: Abstraction has 11373 states and 15542 transitions. [2021-12-07 01:57:16,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2021-12-07 01:57:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 11373 states and 15542 transitions. [2021-12-07 01:57:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 01:57:16,732 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:57:16,732 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:57:16,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:57:16,732 INFO L402 AbstractCegarLoop]: === Iteration 4 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-07 01:57:16,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:57:16,733 INFO L85 PathProgramCache]: Analyzing trace with hash 469375601, now seen corresponding path program 1 times [2021-12-07 01:57:16,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:57:16,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216351909] [2021-12-07 01:57:16,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:57:16,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:57:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:57:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:57:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:57:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:57:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:57:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:57:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:57:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:57:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:57:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:57:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:57:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:57:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:57:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:57:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:57:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:57:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:57:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-07 01:57:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-07 01:57:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:57:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:57:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-07 01:57:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-07 01:57:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-07 01:57:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:57:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2021-12-07 01:57:17,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:57:17,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216351909] [2021-12-07 01:57:17,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216351909] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:57:17,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:57:17,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:57:17,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169776980] [2021-12-07 01:57:17,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:57:17,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:57:17,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:57:17,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:57:17,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:57:17,655 INFO L87 Difference]: Start difference. First operand 11373 states and 15542 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 01:57:19,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:57:22,027 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:57:44,061 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 []