./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-intel-ixgbevf-ixgbevf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 2ff699a14ff18600b4164aac890b6c04e9203457f89a66ec1bef9ac9dce5edac --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:58:05,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:58:05,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:58:05,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:58:05,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:58:05,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:58:05,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:58:05,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:58:05,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:58:05,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:58:05,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:58:05,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:58:05,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:58:05,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:58:05,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:58:05,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:58:05,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:58:05,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:58:05,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:58:05,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:58:05,104 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:58:05,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:58:05,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:58:05,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:58:05,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:58:05,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:58:05,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:58:05,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:58:05,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:58:05,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:58:05,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:58:05,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:58:05,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:58:05,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:58:05,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:58:05,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:58:05,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:58:05,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:58:05,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:58:05,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:58:05,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:58:05,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:58:05,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:58:05,140 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:58:05,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:58:05,141 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:58:05,141 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:58:05,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:58:05,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:58:05,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:58:05,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:58:05,143 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:58:05,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:58:05,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:58:05,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:58:05,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:58:05,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:58:05,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:58:05,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:58:05,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:58:05,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:58:05,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:58:05,148 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ff699a14ff18600b4164aac890b6c04e9203457f89a66ec1bef9ac9dce5edac [2022-07-14 02:58:05,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:58:05,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:58:05,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:58:05,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:58:05,397 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:58:05,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-14 02:58:05,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962863563/dc8136a9ddf2444fbd51b8a59893dac0/FLAG7964113f5 [2022-07-14 02:58:06,194 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:58:06,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-14 02:58:06,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962863563/dc8136a9ddf2444fbd51b8a59893dac0/FLAG7964113f5 [2022-07-14 02:58:06,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962863563/dc8136a9ddf2444fbd51b8a59893dac0 [2022-07-14 02:58:06,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:58:06,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:58:06,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:58:06,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:58:06,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:58:06,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:06" (1/1) ... [2022-07-14 02:58:06,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e50b775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:06, skipping insertion in model container [2022-07-14 02:58:06,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:06" (1/1) ... [2022-07-14 02:58:06,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:58:06,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:58:11,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555016,555029] [2022-07-14 02:58:11,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555185,555198] [2022-07-14 02:58:11,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555352,555365] [2022-07-14 02:58:11,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555520,555533] [2022-07-14 02:58:11,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:11,667 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:58:12,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555016,555029] [2022-07-14 02:58:12,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555185,555198] [2022-07-14 02:58:12,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555352,555365] [2022-07-14 02:58:12,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555520,555533] [2022-07-14 02:58:12,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:12,374 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:58:12,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12 WrapperNode [2022-07-14 02:58:12,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:58:12,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:58:12,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:58:12,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:58:12,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:12,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:12,793 INFO L137 Inliner]: procedures = 740, calls = 4341, calls flagged for inlining = 368, calls inlined = 334, statements flattened = 10333 [2022-07-14 02:58:12,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:58:12,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:58:12,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:58:12,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:58:12,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:12,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:12,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:12,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:13,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:13,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:13,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:13,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:58:13,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:58:13,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:58:13,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:58:13,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (1/1) ... [2022-07-14 02:58:13,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:58:13,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:58:13,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 02:58:13,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 02:58:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-14 02:58:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-14 02:58:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 02:58:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 02:58:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:58:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:58:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-07-14 02:58:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-07-14 02:58:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_irq [2022-07-14 02:58:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_irq [2022-07-14 02:58:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_rx_resources [2022-07-14 02:58:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_rx_resources [2022-07-14 02:58:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:58:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:58:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_ctxtdesc [2022-07-14 02:58:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_ctxtdesc [2022-07-14 02:58:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_pointer [2022-07-14 02:58:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_pointer [2022-07-14 02:58:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 02:58:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 02:58:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_eitr [2022-07-14 02:58:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_eitr [2022-07-14 02:58:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-07-14 02:58:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-07-14 02:58:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 02:58:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 02:58:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_uc_addr_vf [2022-07-14 02:58:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_uc_addr_vf [2022-07-14 02:58:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-14 02:58:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-14 02:58:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 02:58:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 02:58:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 02:58:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 02:58:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2022-07-14 02:58:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2022-07-14 02:58:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 02:58:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 02:58:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_desc_unused [2022-07-14 02:58:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_desc_unused [2022-07-14 02:58:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_ack [2022-07-14 02:58:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_ack [2022-07-14 02:58:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_tx_resources [2022-07-14 02:58:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_tx_resources [2022-07-14 02:58:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_remove [2022-07-14 02:58:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_remove [2022-07-14 02:58:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 02:58:13,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 02:58:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:58:13,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:58:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 02:58:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 02:58:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 02:58:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 02:58:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 02:58:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 02:58:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:58:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:58:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-14 02:58:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-14 02:58:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:58:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:58:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:58:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_resume [2022-07-14 02:58:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_resume [2022-07-14 02:58:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-14 02:58:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-14 02:58:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-14 02:58:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-14 02:58:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-14 02:58:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-14 02:58:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_mbx_vf [2022-07-14 02:58:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_mbx_vf [2022-07-14 02:58:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_posted_mbx [2022-07-14 02:58:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_posted_mbx [2022-07-14 02:58:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_mbx_vf [2022-07-14 02:58:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_mbx_vf [2022-07-14 02:58:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 02:58:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 02:58:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-14 02:58:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-14 02:58:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 02:58:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reinit_locked [2022-07-14 02:58:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reinit_locked [2022-07-14 02:58:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up [2022-07-14 02:58:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up [2022-07-14 02:58:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-14 02:58:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-14 02:58:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:58:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:58:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 02:58:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 02:58:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_irq [2022-07-14 02:58:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_irq [2022-07-14 02:58:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rar_vf [2022-07-14 02:58:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rar_vf [2022-07-14 02:58:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 02:58:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:58:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:58:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_78 [2022-07-14 02:58:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_78 [2022-07-14 02:58:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header_len [2022-07-14 02:58:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header_len [2022-07-14 02:58:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:58:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:58:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:58:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_vfta_vf [2022-07-14 02:58:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_vfta_vf [2022-07-14 02:58:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-07-14 02:58:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-07-14 02:58:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:58:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:58:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_down [2022-07-14 02:58:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_down [2022-07-14 02:58:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 02:58:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 02:58:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-14 02:58:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-14 02:58:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 02:58:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 02:58:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_txq [2022-07-14 02:58:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_txq [2022-07-14 02:58:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-14 02:58:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-14 02:58:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_rx_resources [2022-07-14 02:58:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_rx_resources [2022-07-14 02:58:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:58:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:58:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_94 [2022-07-14 02:58:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_94 [2022-07-14 02:58:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-14 02:58:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-14 02:58:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_timeout [2022-07-14 02:58:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_timeout [2022-07-14 02:58:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 02:58:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 02:58:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-07-14 02:58:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-07-14 02:58:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_negotiate_api [2022-07-14 02:58:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_negotiate_api [2022-07-14 02:58:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 02:58:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 02:58:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:58:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:58:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:58:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:58:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:58:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 02:58:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 02:58:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_alloc_rx_buffers [2022-07-14 02:58:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_alloc_rx_buffers [2022-07-14 02:58:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-14 02:58:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-14 02:58:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_interrupt_scheme [2022-07-14 02:58:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_interrupt_scheme [2022-07-14 02:58:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-14 02:58:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-14 02:58:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 02:58:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:58:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:58:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 02:58:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_tx_resources [2022-07-14 02:58:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_tx_resources [2022-07-14 02:58:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_hw_vf [2022-07-14 02:58:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_hw_vf [2022-07-14 02:58:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-07-14 02:58:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-07-14 02:58:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_maybe_stop_tx [2022-07-14 02:58:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_maybe_stop_tx [2022-07-14 02:58:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_msg_vf [2022-07-14 02:58:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_msg_vf [2022-07-14 02:58:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 02:58:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 02:58:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_busy_poll_recv [2022-07-14 02:58:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_busy_poll_recv [2022-07-14 02:58:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_posted_mbx [2022-07-14 02:58:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_posted_mbx [2022-07-14 02:58:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 02:58:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 02:58:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-14 02:58:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-14 02:58:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:58:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:58:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_last_counter_stats [2022-07-14 02:58:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_last_counter_stats [2022-07-14 02:58:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_io_resume [2022-07-14 02:58:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_io_resume [2022-07-14 02:58:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 02:58:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 02:58:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up_complete [2022-07-14 02:58:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up_complete [2022-07-14 02:58:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-07-14 02:58:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-07-14 02:58:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_ivar [2022-07-14 02:58:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_ivar [2022-07-14 02:58:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_bit_vf [2022-07-14 02:58:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_bit_vf [2022-07-14 02:58:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 02:58:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 02:58:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 02:58:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 02:58:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_shutdown [2022-07-14 02:58:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_shutdown [2022-07-14 02:58:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_interrupt_capability [2022-07-14 02:58:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_interrupt_capability [2022-07-14 02:58:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:58:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:58:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-14 02:58:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-14 02:58:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_nway_reset [2022-07-14 02:58:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_nway_reset [2022-07-14 02:58:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-14 02:58:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-14 02:58:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_obtain_mbx_lock_vf [2022-07-14 02:58:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_obtain_mbx_lock_vf [2022-07-14 02:58:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_tx_ring [2022-07-14 02:58:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_tx_ring [2022-07-14 02:58:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_rst_vf [2022-07-14 02:58:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_rst_vf [2022-07-14 02:58:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_v2p_mailbox [2022-07-14 02:58:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_v2p_mailbox [2022-07-14 02:58:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 02:58:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 02:58:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_ack_vf [2022-07-14 02:58:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_ack_vf [2022-07-14 02:58:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:58:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:58:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:58:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:58:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_stats [2022-07-14 02:58:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_stats [2022-07-14 02:58:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 02:58:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 02:58:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_irq_enable [2022-07-14 02:58:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_irq_enable [2022-07-14 02:58:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 02:58:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 02:58:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-14 02:58:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-14 02:58:13,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 02:58:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 02:58:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-14 02:58:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_start_hw_vf [2022-07-14 02:58:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_start_hw_vf [2022-07-14 02:58:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 02:58:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 02:58:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-14 02:58:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-14 02:58:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure napi_hash_del [2022-07-14 02:58:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_hash_del [2022-07-14 02:58:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 02:58:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 02:58:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-14 02:58:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-14 02:58:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-07-14 02:58:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-07-14 02:58:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rx_mode [2022-07-14 02:58:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rx_mode [2022-07-14 02:58:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-14 02:58:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-14 02:58:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-14 02:58:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-14 02:58:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:58:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:58:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2022-07-14 02:58:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2022-07-14 02:58:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_msg [2022-07-14 02:58:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_msg [2022-07-14 02:58:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_suspend [2022-07-14 02:58:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_suspend [2022-07-14 02:58:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-14 02:58:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-14 02:58:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 02:58:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:58:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-14 02:58:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-14 02:58:13,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 02:58:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 02:58:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_link_test [2022-07-14 02:58:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_link_test [2022-07-14 02:58:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:58:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_vlan_rx_add_vid [2022-07-14 02:58:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_vlan_rx_add_vid [2022-07-14 02:58:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_rxq [2022-07-14 02:58:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_rxq [2022-07-14 02:58:13,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2022-07-14 02:58:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-07-14 02:58:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_mac_addr_vf [2022-07-14 02:58:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_mac_addr_vf [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_configure [2022-07-14 02:58:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_configure [2022-07-14 02:58:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_tx_resources [2022-07-14 02:58:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_tx_resources [2022-07-14 02:58:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 02:58:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 02:58:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-14 02:58:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-14 02:58:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_queues [2022-07-14 02:58:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_queues [2022-07-14 02:58:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 02:58:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 02:58:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-14 02:58:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-14 02:58:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_msg_read_ack [2022-07-14 02:58:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_msg_read_ack [2022-07-14 02:58:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:58:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:58:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 02:58:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 02:58:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-14 02:58:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-14 02:58:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:58:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-07-14 02:58:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_open [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_open [2022-07-14 02:58:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-07-14 02:58:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_93 [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_93 [2022-07-14 02:58:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2022-07-14 02:58:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2022-07-14 02:58:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_mac_link_vf [2022-07-14 02:58:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_mac_link_vf [2022-07-14 02:58:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clear_interrupt_scheme [2022-07-14 02:58:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clear_interrupt_scheme [2022-07-14 02:58:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_regs_len [2022-07-14 02:58:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_regs_len [2022-07-14 02:58:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-14 02:58:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-14 02:58:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 02:58:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 02:58:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 02:58:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 02:58:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-14 02:58:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-14 02:58:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_mc_addr_list_vf [2022-07-14 02:58:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_mc_addr_list_vf [2022-07-14 02:58:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_rx_resources [2022-07-14 02:58:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_rx_resources [2022-07-14 02:58:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:58:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_77 [2022-07-14 02:58:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_77 [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-14 02:58:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:58:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_mbx_params_vf [2022-07-14 02:58:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_mbx_params_vf [2022-07-14 02:58:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-07-14 02:58:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-07-14 02:58:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_q_vectors [2022-07-14 02:58:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_q_vectors [2022-07-14 02:58:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:58:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:58:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_disable_rx_queue [2022-07-14 02:58:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_disable_rx_queue [2022-07-14 02:58:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset [2022-07-14 02:58:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset [2022-07-14 02:58:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_close [2022-07-14 02:58:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_close [2022-07-14 02:58:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-14 02:58:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-14 02:58:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-07-14 02:58:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-07-14 02:58:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-07-14 02:58:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-07-14 02:58:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 02:58:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 02:58:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-07-14 02:58:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-07-14 02:58:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 02:58:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 02:58:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-07-14 02:58:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-07-14 02:58:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-07-14 02:58:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-07-14 02:58:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-14 02:58:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-14 02:58:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-14 02:58:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:58:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-14 02:58:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-14 02:58:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_ring [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_ring [2022-07-14 02:58:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_stop_hw_vf [2022-07-14 02:58:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_stop_hw_vf [2022-07-14 02:58:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-07-14 02:58:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-07-14 02:58:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_hw_vf [2022-07-14 02:58:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_hw_vf [2022-07-14 02:58:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-14 02:58:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-14 02:58:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:58:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:58:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_unmap_and_free_tx_resource [2022-07-14 02:58:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_unmap_and_free_tx_resource [2022-07-14 02:58:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:58:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-07-14 02:58:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-07-14 02:58:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:58:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:58:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-14 02:58:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-14 02:58:14,559 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:58:14,563 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:58:14,738 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:00:40,783 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:00:40,863 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:00:40,887 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:00:40,887 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-07-14 03:00:40,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:40 BoogieIcfgContainer [2022-07-14 03:00:40,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:00:40,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:00:40,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:00:40,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:00:40,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:58:06" (1/3) ... [2022-07-14 03:00:40,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38638d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:40, skipping insertion in model container [2022-07-14 03:00:40,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:12" (2/3) ... [2022-07-14 03:00:40,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38638d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:40, skipping insertion in model container [2022-07-14 03:00:40,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:40" (3/3) ... [2022-07-14 03:00:40,898 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-14 03:00:40,908 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:00:40,908 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-14 03:00:40,997 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:00:41,002 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@37768b58, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2f3e81ce [2022-07-14 03:00:41,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-14 03:00:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand has 3949 states, 2826 states have (on average 1.3209483368719037) internal successors, (3733), 2870 states have internal predecessors, (3733), 915 states have call successors, (915), 206 states have call predecessors, (915), 205 states have return successors, (908), 904 states have call predecessors, (908), 908 states have call successors, (908) [2022-07-14 03:00:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-07-14 03:00:41,040 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:00:41,041 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:00:41,041 INFO L420 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)] === [2022-07-14 03:00:41,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:00:41,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1402311750, now seen corresponding path program 1 times [2022-07-14 03:00:41,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:00:41,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851943658] [2022-07-14 03:00:41,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:00:41,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:00:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:00:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:00:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:00:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:00:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:00:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:00:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:00:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:00:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:00:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:00:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:00:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:00:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:00:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:00:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:00:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:00:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:00:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:00:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:00:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:00:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:00:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:00:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:00:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:00:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:00:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:00:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:00:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:00:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:00:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:00:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:00:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:42,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 03:00:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-14 03:00:43,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:00:43,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851943658] [2022-07-14 03:00:43,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851943658] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:00:43,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:00:43,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:00:43,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403322719] [2022-07-14 03:00:43,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:00:43,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:00:43,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:00:43,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:00:43,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:00:43,053 INFO L87 Difference]: Start difference. First operand has 3949 states, 2826 states have (on average 1.3209483368719037) internal successors, (3733), 2870 states have internal predecessors, (3733), 915 states have call successors, (915), 206 states have call predecessors, (915), 205 states have return successors, (908), 904 states have call predecessors, (908), 908 states have call successors, (908) Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:00:45,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:00:47,423 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 [] [2022-07-14 03:01:14,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:14,613 INFO L93 Difference]: Finished difference Result 12254 states and 17890 transitions. [2022-07-14 03:01:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:01:14,615 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 347 [2022-07-14 03:01:14,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:14,686 INFO L225 Difference]: With dead ends: 12254 [2022-07-14 03:01:14,686 INFO L226 Difference]: Without dead ends: 8357 [2022-07-14 03:01:14,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:01:14,721 INFO L413 NwaCegarLoop]: 5749 mSDtfsCounter, 7629 mSDsluCounter, 5917 mSDsCounter, 0 mSdLazyCounter, 3949 mSolverCounterSat, 2894 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8419 SdHoareTripleChecker+Valid, 11666 SdHoareTripleChecker+Invalid, 6845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2894 IncrementalHoareTripleChecker+Valid, 3949 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:14,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8419 Valid, 11666 Invalid, 6845 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2894 Valid, 3949 Invalid, 2 Unknown, 0 Unchecked, 30.4s Time] [2022-07-14 03:01:14,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2022-07-14 03:01:15,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7671. [2022-07-14 03:01:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7671 states, 5511 states have (on average 1.2796225730357467) internal successors, (7052), 5598 states have internal predecessors, (7052), 1751 states have call successors, (1751), 407 states have call predecessors, (1751), 406 states have return successors, (1747), 1739 states have call predecessors, (1747), 1747 states have call successors, (1747) [2022-07-14 03:01:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7671 states to 7671 states and 10550 transitions. [2022-07-14 03:01:15,079 INFO L78 Accepts]: Start accepts. Automaton has 7671 states and 10550 transitions. Word has length 347 [2022-07-14 03:01:15,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:15,081 INFO L495 AbstractCegarLoop]: Abstraction has 7671 states and 10550 transitions. [2022-07-14 03:01:15,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:01:15,081 INFO L276 IsEmpty]: Start isEmpty. Operand 7671 states and 10550 transitions. [2022-07-14 03:01:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-07-14 03:01:15,088 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:15,088 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:15,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:01:15,088 INFO L420 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)] === [2022-07-14 03:01:15,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:15,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1469013218, now seen corresponding path program 1 times [2022-07-14 03:01:15,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:01:15,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055421222] [2022-07-14 03:01:15,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:15,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:01:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:01:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:01:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:01:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:01:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:01:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:01:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:01:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:15,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:01:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:01:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:01:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:01:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:01:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:01:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:01:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:01:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:01:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:01:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:01:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:01:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:01:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:01:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:01:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:01:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:01:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:01:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:01:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:01:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:01:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:01:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:01:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-14 03:01:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-14 03:01:16,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:01:16,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055421222] [2022-07-14 03:01:16,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055421222] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:16,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:16,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:01:16,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505862321] [2022-07-14 03:01:16,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:16,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:01:16,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:01:16,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:01:16,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:01:16,436 INFO L87 Difference]: Start difference. First operand 7671 states and 10550 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:01:18,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:01:20,817 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:01:45,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:45,327 INFO L93 Difference]: Finished difference Result 18351 states and 25495 transitions. [2022-07-14 03:01:45,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:01:45,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 359 [2022-07-14 03:01:45,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:45,408 INFO L225 Difference]: With dead ends: 18351 [2022-07-14 03:01:45,409 INFO L226 Difference]: Without dead ends: 10743 [2022-07-14 03:01:45,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:01:45,437 INFO L413 NwaCegarLoop]: 6014 mSDtfsCounter, 6278 mSDsluCounter, 6090 mSDsCounter, 0 mSdLazyCounter, 3791 mSolverCounterSat, 2422 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6933 SdHoareTripleChecker+Valid, 12104 SdHoareTripleChecker+Invalid, 6215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2422 IncrementalHoareTripleChecker+Valid, 3791 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:45,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6933 Valid, 12104 Invalid, 6215 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2422 Valid, 3791 Invalid, 2 Unknown, 0 Unchecked, 28.0s Time] [2022-07-14 03:01:45,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10743 states. [2022-07-14 03:01:45,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10743 to 9855. [2022-07-14 03:01:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9855 states, 7177 states have (on average 1.2834053225581719) internal successors, (9211), 7283 states have internal predecessors, (9211), 2163 states have call successors, (2163), 514 states have call predecessors, (2163), 512 states have return successors, (2159), 2146 states have call predecessors, (2159), 2159 states have call successors, (2159) [2022-07-14 03:01:45,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9855 states to 9855 states and 13533 transitions. [2022-07-14 03:01:45,770 INFO L78 Accepts]: Start accepts. Automaton has 9855 states and 13533 transitions. Word has length 359 [2022-07-14 03:01:45,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:45,771 INFO L495 AbstractCegarLoop]: Abstraction has 9855 states and 13533 transitions. [2022-07-14 03:01:45,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:01:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 9855 states and 13533 transitions. [2022-07-14 03:01:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-07-14 03:01:45,782 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:45,782 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:45,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:01:45,783 INFO L420 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)] === [2022-07-14 03:01:45,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:45,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1172111729, now seen corresponding path program 1 times [2022-07-14 03:01:45,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:01:45,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887851560] [2022-07-14 03:01:45,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:45,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:01:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:01:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:01:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:01:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:01:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:01:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:01:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:01:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:01:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:01:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:01:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:01:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:01:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:01:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:01:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:01:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:01:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:01:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:01:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:01:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:01:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:01:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:01:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:01:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:01:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:01:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:01:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:01:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:01:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:01:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:01:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:01:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-14 03:01:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-14 03:01:46,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:01:46,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887851560] [2022-07-14 03:01:46,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887851560] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:46,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:46,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:01:46,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574712662] [2022-07-14 03:01:46,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:46,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 03:01:46,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:01:46,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 03:01:46,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 03:01:46,886 INFO L87 Difference]: Start difference. First operand 9855 states and 13533 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:01:48,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:01:51,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 03:02:16,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:02:16,660 INFO L93 Difference]: Finished difference Result 22097 states and 30570 transitions. [2022-07-14 03:02:16,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:02:16,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 365 [2022-07-14 03:02:16,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:02:16,743 INFO L225 Difference]: With dead ends: 22097 [2022-07-14 03:02:16,743 INFO L226 Difference]: Without dead ends: 12305 [2022-07-14 03:02:16,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:02:16,781 INFO L413 NwaCegarLoop]: 5552 mSDtfsCounter, 6128 mSDsluCounter, 5870 mSDsCounter, 0 mSdLazyCounter, 3819 mSolverCounterSat, 2664 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6733 SdHoareTripleChecker+Valid, 11422 SdHoareTripleChecker+Invalid, 6485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2664 IncrementalHoareTripleChecker+Valid, 3819 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-07-14 03:02:16,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6733 Valid, 11422 Invalid, 6485 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2664 Valid, 3819 Invalid, 2 Unknown, 0 Unchecked, 28.9s Time] [2022-07-14 03:02:16,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12305 states. [2022-07-14 03:02:17,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12305 to 11231. [2022-07-14 03:02:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11231 states, 8105 states have (on average 1.2769895126465145) internal successors, (10350), 8227 states have internal predecessors, (10350), 2485 states have call successors, (2485), 641 states have call predecessors, (2485), 638 states have return successors, (2482), 2456 states have call predecessors, (2482), 2481 states have call successors, (2482) [2022-07-14 03:02:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11231 states to 11231 states and 15317 transitions. [2022-07-14 03:02:17,184 INFO L78 Accepts]: Start accepts. Automaton has 11231 states and 15317 transitions. Word has length 365 [2022-07-14 03:02:17,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:02:17,186 INFO L495 AbstractCegarLoop]: Abstraction has 11231 states and 15317 transitions. [2022-07-14 03:02:17,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-14 03:02:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11231 states and 15317 transitions. [2022-07-14 03:02:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-07-14 03:02:17,193 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:02:17,194 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 29, 29, 29, 29, 29, 29, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:02:17,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 03:02:17,194 INFO L420 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)] === [2022-07-14 03:02:17,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:02:17,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1097921211, now seen corresponding path program 1 times [2022-07-14 03:02:17,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:02:17,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733184635] [2022-07-14 03:02:17,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:02:17,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:02:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 03:02:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 03:02:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 03:02:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 03:02:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 03:02:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 03:02:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 03:02:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 03:02:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 03:02:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 03:02:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 03:02:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 03:02:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 03:02:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 03:02:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 03:02:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-14 03:02:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-14 03:02:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-14 03:02:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 03:02:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 03:02:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-14 03:02:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 03:02:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-14 03:02:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 03:02:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-14 03:02:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-14 03:02:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-14 03:02:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 03:02:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-14 03:02:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-14 03:02:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-14 03:02:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-07-14 03:02:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-14 03:02:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-07-14 03:02:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:02:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-14 03:02:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 03:02:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-14 03:02:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4054 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4054 trivial. 0 not checked. [2022-07-14 03:02:18,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:02:18,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733184635] [2022-07-14 03:02:18,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733184635] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:02:18,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:02:18,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:02:18,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016916597] [2022-07-14 03:02:18,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:02:18,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:02:18,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:02:18,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:02:18,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:02:18,724 INFO L87 Difference]: Start difference. First operand 11231 states and 15317 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38)