./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.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 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 12:17:10,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 12:17:10,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 12:17:11,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 12:17:11,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 12:17:11,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 12:17:11,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 12:17:11,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 12:17:11,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 12:17:11,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 12:17:11,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 12:17:11,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 12:17:11,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 12:17:11,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 12:17:11,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 12:17:11,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 12:17:11,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 12:17:11,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 12:17:11,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 12:17:11,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 12:17:11,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 12:17:11,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 12:17:11,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 12:17:11,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 12:17:11,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 12:17:11,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 12:17:11,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 12:17:11,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 12:17:11,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 12:17:11,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 12:17:11,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 12:17:11,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 12:17:11,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 12:17:11,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 12:17:11,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 12:17:11,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 12:17:11,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 12:17:11,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 12:17:11,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 12:17:11,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 12:17:11,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 12:17:11,072 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 12:17:11,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 12:17:11,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 12:17:11,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 12:17:11,098 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 12:17:11,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 12:17:11,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 12:17:11,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 12:17:11,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 12:17:11,100 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 12:17:11,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 12:17:11,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 12:17:11,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 12:17:11,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 12:17:11,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 12:17:11,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 12:17:11,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 12:17:11,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 12:17:11,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 12:17:11,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 12:17:11,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 12:17:11,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 12:17:11,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 12:17:11,105 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 12:17:11,105 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 12:17:11,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 12:17:11,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 12:17:11,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64aaa2c87a4de1c88eb34c3e46acac6ee922a28857b5aba2fc46176181dd1912 [2021-12-18 12:17:11,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 12:17:11,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 12:17:11,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 12:17:11,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 12:17:11,395 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 12:17:11,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-12-18 12:17:11,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c548207fc/9db80f8943254a9481e2c8a3875cd9fa/FLAGa449625a3 [2021-12-18 12:17:12,390 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 12:17:12,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-12-18 12:17:12,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c548207fc/9db80f8943254a9481e2c8a3875cd9fa/FLAGa449625a3 [2021-12-18 12:17:12,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c548207fc/9db80f8943254a9481e2c8a3875cd9fa [2021-12-18 12:17:12,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 12:17:12,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 12:17:12,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 12:17:12,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 12:17:12,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 12:17:12,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 12:17:12" (1/1) ... [2021-12-18 12:17:12,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9c1e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:12, skipping insertion in model container [2021-12-18 12:17:12,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 12:17:12" (1/1) ... [2021-12-18 12:17:12,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 12:17:12,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 12:17:20,299 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-12-18 12:17:20,302 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-12-18 12:17:20,303 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-12-18 12:17:20,303 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-12-18 12:17:20,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 12:17:20,454 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 12:17:21,051 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656828,656841] [2021-12-18 12:17:21,053 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[656994,657007] [2021-12-18 12:17:21,053 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657158,657171] [2021-12-18 12:17:21,054 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_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[657323,657336] [2021-12-18 12:17:21,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 12:17:21,497 INFO L208 MainTranslator]: Completed translation [2021-12-18 12:17:21,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21 WrapperNode [2021-12-18 12:17:21,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 12:17:21,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 12:17:21,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 12:17:21,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 12:17:21,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:21,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,221 INFO L137 Inliner]: procedures = 722, calls = 8418, calls flagged for inlining = 374, calls inlined = 328, statements flattened = 16728 [2021-12-18 12:17:22,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 12:17:22,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 12:17:22,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 12:17:22,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 12:17:22,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:22,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:23,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 12:17:23,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 12:17:23,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 12:17:23,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 12:17:23,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (1/1) ... [2021-12-18 12:17:23,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 12:17:23,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 12:17:23,181 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) [2021-12-18 12:17:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 12:17:23,272 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 [2021-12-18 12:17:23,302 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 12:17:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-12-18 12:17:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-12-18 12:17:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-12-18 12:17:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-12-18 12:17:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-12-18 12:17:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-12-18 12:17:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 12:17:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 12:17:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-18 12:17:23,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-18 12:17:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-12-18 12:17:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-12-18 12:17:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 12:17:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 12:17:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 12:17:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 12:17:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-18 12:17:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-18 12:17:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-12-18 12:17:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-12-18 12:17:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-12-18 12:17:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-12-18 12:17:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 12:17:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 12:17:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-12-18 12:17:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-12-18 12:17:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-12-18 12:17:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-12-18 12:17:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 12:17:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 12:17:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-12-18 12:17:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-12-18 12:17:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-12-18 12:17:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-12-18 12:17:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-18 12:17:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-18 12:17:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-12-18 12:17:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-12-18 12:17:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2021-12-18 12:17:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2021-12-18 12:17:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-12-18 12:17:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-12-18 12:17:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-18 12:17:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-18 12:17:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-12-18 12:17:23,311 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-12-18 12:17:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-12-18 12:17:23,311 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-12-18 12:17:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 12:17:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 12:17:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-18 12:17:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-18 12:17:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 12:17:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 12:17:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-12-18 12:17:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-12-18 12:17:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-12-18 12:17:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-12-18 12:17:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-12-18 12:17:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-12-18 12:17:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-18 12:17:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-18 12:17:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2021-12-18 12:17:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2021-12-18 12:17:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 12:17:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 12:17:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-12-18 12:17:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-12-18 12:17:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-12-18 12:17:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-12-18 12:17:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-12-18 12:17:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-12-18 12:17:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-18 12:17:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-18 12:17:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2021-12-18 12:17:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2021-12-18 12:17:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 12:17:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 12:17:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 12:17:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 12:17:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 12:17:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 12:17:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 12:17:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 12:17:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 12:17:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 12:17:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 12:17:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 12:17:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 12:17:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 12:17:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 12:17:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2021-12-18 12:17:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2021-12-18 12:17:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 12:17:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 12:17:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 12:17:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-12-18 12:17:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-12-18 12:17:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-12-18 12:17:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-12-18 12:17:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-18 12:17:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-18 12:17:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-18 12:17:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-18 12:17:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-12-18 12:17:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-12-18 12:17:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 12:17:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 12:17:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-12-18 12:17:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-12-18 12:17:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 12:17:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 12:17:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 12:17:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 12:17:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 12:17:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 12:17:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-18 12:17:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-18 12:17:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 12:17:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-18 12:17:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-18 12:17:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-18 12:17:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-18 12:17:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-12-18 12:17:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-12-18 12:17:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-12-18 12:17:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-12-18 12:17:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 12:17:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 12:17:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-12-18 12:17:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-12-18 12:17:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 12:17:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 12:17:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-12-18 12:17:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-12-18 12:17:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 12:17:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 12:17:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 12:17:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-12-18 12:17:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-12-18 12:17:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-12-18 12:17:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-12-18 12:17:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-12-18 12:17:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-12-18 12:17:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-12-18 12:17:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-12-18 12:17:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 12:17:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 12:17:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 12:17:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-18 12:17:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-18 12:17:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 12:17:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 12:17:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-12-18 12:17:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-12-18 12:17:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 12:17:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 12:17:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-12-18 12:17:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-12-18 12:17:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-12-18 12:17:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-12-18 12:17:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-12-18 12:17:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-12-18 12:17:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 12:17:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 12:17:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 12:17:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 12:17:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-12-18 12:17:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2021-12-18 12:17:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2021-12-18 12:17:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2021-12-18 12:17:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 12:17:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 12:17:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2021-12-18 12:17:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2021-12-18 12:17:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-18 12:17:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-18 12:17:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-12-18 12:17:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-12-18 12:17:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-12-18 12:17:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-12-18 12:17:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-18 12:17:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-18 12:17:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-12-18 12:17:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-12-18 12:17:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-12-18 12:17:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-12-18 12:17:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-12-18 12:17:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-12-18 12:17:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 12:17:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 12:17:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-12-18 12:17:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-12-18 12:17:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 12:17:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 12:17:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-18 12:17:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-18 12:17:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-12-18 12:17:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-12-18 12:17:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-12-18 12:17:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-12-18 12:17:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-12-18 12:17:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-12-18 12:17:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-12-18 12:17:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-12-18 12:17:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 12:17:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2021-12-18 12:17:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2021-12-18 12:17:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-18 12:17:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-18 12:17:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-18 12:17:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-18 12:17:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 12:17:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 12:17:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-12-18 12:17:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-12-18 12:17:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 12:17:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 12:17:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 12:17:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 12:17:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 12:17:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 12:17:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-18 12:17:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-18 12:17:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 12:17:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-12-18 12:17:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2021-12-18 12:17:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-12-18 12:17:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-12-18 12:17:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 12:17:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 12:17:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-12-18 12:17:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-12-18 12:17:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 12:17:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 12:17:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 12:17:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 12:17:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-12-18 12:17:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-12-18 12:17:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-12-18 12:17:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-12-18 12:17:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 12:17:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 12:17:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 12:17:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 12:17:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-12-18 12:17:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-12-18 12:17:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-18 12:17:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-18 12:17:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-12-18 12:17:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-12-18 12:17:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-12-18 12:17:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-12-18 12:17:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 12:17:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 12:17:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 12:17:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 12:17:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-12-18 12:17:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2021-12-18 12:17:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-12-18 12:17:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2021-12-18 12:17:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-18 12:17:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-18 12:17:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 12:17:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 12:17:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-12-18 12:17:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2021-12-18 12:17:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-18 12:17:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-18 12:17:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-18 12:17:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-18 12:17:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 12:17:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 12:17:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-12-18 12:17:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-12-18 12:17:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-18 12:17:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-18 12:17:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 12:17:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 12:17:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 12:17:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 12:17:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-12-18 12:17:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-12-18 12:17:23,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-12-18 12:17:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-12-18 12:17:23,387 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-18 12:17:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-18 12:17:23,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-12-18 12:17:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2021-12-18 12:17:23,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-12-18 12:17:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-12-18 12:17:23,388 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 12:17:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 12:17:23,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-12-18 12:17:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-12-18 12:17:23,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 12:17:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 12:17:23,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-18 12:17:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-18 12:17:23,389 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 12:17:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 12:17:23,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-12-18 12:17:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-12-18 12:17:23,389 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 12:17:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 12:17:23,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 12:17:23,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 12:17:23,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 12:17:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 12:17:23,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-12-18 12:17:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-12-18 12:17:23,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 12:17:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 12:17:23,390 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-18 12:17:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-18 12:17:23,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-12-18 12:17:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-12-18 12:17:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 12:17:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 12:17:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 12:17:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_34 [2021-12-18 12:17:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_34 [2021-12-18 12:17:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-18 12:17:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-18 12:17:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 12:17:23,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 12:17:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 12:17:23,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 12:17:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-12-18 12:17:23,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-12-18 12:17:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-12-18 12:17:23,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-12-18 12:17:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 12:17:23,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 12:17:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 12:17:23,393 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 12:17:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 12:17:23,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 12:17:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-12-18 12:17:23,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-12-18 12:17:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-18 12:17:23,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-18 12:17:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-12-18 12:17:23,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-12-18 12:17:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-18 12:17:23,394 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-18 12:17:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-12-18 12:17:23,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-12-18 12:17:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-12-18 12:17:23,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-12-18 12:17:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 12:17:23,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 12:17:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 12:17:23,395 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 12:17:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-12-18 12:17:23,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-12-18 12:17:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-12-18 12:17:23,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-12-18 12:17:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 12:17:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 12:17:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 12:17:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 12:17:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 12:17:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-12-18 12:17:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-12-18 12:17:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-12-18 12:17:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-12-18 12:17:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-12-18 12:17:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-12-18 12:17:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 12:17:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 12:17:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-12-18 12:17:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-12-18 12:17:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 12:17:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 12:17:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-12-18 12:17:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-12-18 12:17:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 12:17:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-12-18 12:17:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-12-18 12:17:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-12-18 12:17:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-12-18 12:17:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-12-18 12:17:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-12-18 12:17:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-18 12:17:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-18 12:17:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-12-18 12:17:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-12-18 12:17:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-12-18 12:17:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-12-18 12:17:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-12-18 12:17:23,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-12-18 12:17:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 12:17:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-12-18 12:17:23,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-12-18 12:17:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-12-18 12:17:23,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-12-18 12:17:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 12:17:23,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 12:17:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-18 12:17:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-18 12:17:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-12-18 12:17:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-12-18 12:17:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-12-18 12:17:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-12-18 12:17:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 12:17:23,401 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 12:17:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-12-18 12:17:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-12-18 12:17:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 12:17:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 12:17:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-12-18 12:17:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-12-18 12:17:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 12:17:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 12:17:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-12-18 12:17:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-12-18 12:17:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 12:17:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 12:17:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-12-18 12:17:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-12-18 12:17:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-18 12:17:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-18 12:17:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-12-18 12:17:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-12-18 12:17:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 12:17:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 12:17:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-12-18 12:17:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-12-18 12:17:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-12-18 12:17:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-12-18 12:17:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-12-18 12:17:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-12-18 12:17:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-12-18 12:17:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-12-18 12:17:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-12-18 12:17:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-12-18 12:17:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 12:17:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 12:17:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 12:17:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 12:17:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 12:17:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 12:17:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 12:17:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 12:17:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 12:17:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 12:17:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-18 12:17:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-18 12:17:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-12-18 12:17:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-12-18 12:17:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 12:17:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 12:17:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-12-18 12:17:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-12-18 12:17:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-12-18 12:17:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-12-18 12:17:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-12-18 12:17:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-12-18 12:17:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2021-12-18 12:17:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2021-12-18 12:17:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-12-18 12:17:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-12-18 12:17:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-12-18 12:17:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-12-18 12:17:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 12:17:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 12:17:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 12:17:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 12:17:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-12-18 12:17:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-12-18 12:17:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 12:17:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-12-18 12:17:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-12-18 12:17:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 12:17:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 12:17:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-12-18 12:17:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-12-18 12:17:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-12-18 12:17:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-12-18 12:17:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2021-12-18 12:17:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2021-12-18 12:17:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-12-18 12:17:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-12-18 12:17:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 12:17:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 12:17:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-12-18 12:17:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-12-18 12:17:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-12-18 12:17:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-12-18 12:17:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 12:17:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 12:17:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 12:17:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 12:17:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 12:17:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 12:17:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-12-18 12:17:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-12-18 12:17:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 12:17:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 12:17:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-18 12:17:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-18 12:17:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-12-18 12:17:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-12-18 12:17:23,413 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-12-18 12:17:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-12-18 12:17:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-12-18 12:17:23,415 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-12-18 12:17:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-12-18 12:17:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-12-18 12:17:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 12:17:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 12:17:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 12:17:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 12:17:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-12-18 12:17:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-12-18 12:17:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-18 12:17:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-18 12:17:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-18 12:17:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-18 12:17:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 12:17:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 12:17:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 12:17:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 12:17:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 12:17:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 12:17:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 12:17:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 12:17:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 12:17:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 12:17:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 12:17:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-12-18 12:17:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-12-18 12:17:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-12-18 12:17:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-12-18 12:17:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-18 12:17:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-18 12:17:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2021-12-18 12:17:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2021-12-18 12:17:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 12:17:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 12:17:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-12-18 12:17:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-12-18 12:17:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-12-18 12:17:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-12-18 12:17:24,999 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 12:17:25,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 12:17:25,258 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 12:19:46,542 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 12:19:46,584 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 12:19:46,585 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-18 12:19:46,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 12:19:46 BoogieIcfgContainer [2021-12-18 12:19:46,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 12:19:46,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 12:19:46,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 12:19:46,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 12:19:46,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 12:17:12" (1/3) ... [2021-12-18 12:19:46,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61259d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 12:19:46, skipping insertion in model container [2021-12-18 12:19:46,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:17:21" (2/3) ... [2021-12-18 12:19:46,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61259d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 12:19:46, skipping insertion in model container [2021-12-18 12:19:46,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 12:19:46" (3/3) ... [2021-12-18 12:19:46,605 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-12-18 12:19:46,612 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 12:19:46,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-18 12:19:46,685 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 12:19:46,704 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 12:19:46,706 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-18 12:19:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 5707 states, 3912 states have (on average 1.3093047034764826) internal successors, (5122), 4010 states have internal predecessors, (5122), 1528 states have call successors, (1528), 264 states have call predecessors, (1528), 263 states have return successors, (1521), 1500 states have call predecessors, (1521), 1521 states have call successors, (1521) [2021-12-18 12:19:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-18 12:19:46,834 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:19:46,834 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-12-18 12:19:46,835 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:19:46,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:19:46,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1649579530, now seen corresponding path program 1 times [2021-12-18 12:19:46,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:19:46,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394094400] [2021-12-18 12:19:46,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:19:46,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:19:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:19:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:19:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:19:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:19:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:19:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:48,098 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-18 12:19:48,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:19:48,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394094400] [2021-12-18 12:19:48,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394094400] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:19:48,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:19:48,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:19:48,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437879249] [2021-12-18 12:19:48,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:19:48,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:19:48,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:19:48,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:19:48,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:19:48,147 INFO L87 Difference]: Start difference. First operand has 5707 states, 3912 states have (on average 1.3093047034764826) internal successors, (5122), 4010 states have internal predecessors, (5122), 1528 states have call successors, (1528), 264 states have call predecessors, (1528), 263 states have return successors, (1521), 1500 states have call predecessors, (1521), 1521 states have call successors, (1521) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-18 12:19:49,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:19:49,516 INFO L93 Difference]: Finished difference Result 16252 states and 23528 transitions. [2021-12-18 12:19:49,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 12:19:49,519 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-12-18 12:19:49,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:19:49,653 INFO L225 Difference]: With dead ends: 16252 [2021-12-18 12:19:49,653 INFO L226 Difference]: Without dead ends: 10555 [2021-12-18 12:19:49,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 12:19:49,727 INFO L933 BasicCegarLoop]: 9794 mSDtfsCounter, 7996 mSDsluCounter, 26686 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8000 SdHoareTripleChecker+Valid, 36480 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:19:49,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8000 Valid, 36480 Invalid, 15 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 12:19:49,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10555 states. [2021-12-18 12:19:50,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10555 to 10517. [2021-12-18 12:19:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10517 states, 7244 states have (on average 1.3065985643291) internal successors, (9465), 7406 states have internal predecessors, (9465), 2780 states have call successors, (2780), 491 states have call predecessors, (2780), 490 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-12-18 12:19:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10517 states to 10517 states and 15052 transitions. [2021-12-18 12:19:50,530 INFO L78 Accepts]: Start accepts. Automaton has 10517 states and 15052 transitions. Word has length 48 [2021-12-18 12:19:50,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:19:50,532 INFO L470 AbstractCegarLoop]: Abstraction has 10517 states and 15052 transitions. [2021-12-18 12:19:50,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-18 12:19:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 10517 states and 15052 transitions. [2021-12-18 12:19:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-12-18 12:19:50,536 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:19:50,536 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-12-18 12:19:50,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 12:19:50,537 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:19:50,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:19:50,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1054992273, now seen corresponding path program 1 times [2021-12-18 12:19:50,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:19:50,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231128746] [2021-12-18 12:19:50,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:19:50,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:19:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:19:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:19:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:19:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:19:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:19:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 12:19:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-18 12:19:51,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:19:51,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231128746] [2021-12-18 12:19:51,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231128746] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:19:51,281 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:19:51,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:19:51,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948677419] [2021-12-18 12:19:51,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:19:51,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:19:51,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:19:51,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:19:51,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:19:51,285 INFO L87 Difference]: Start difference. First operand 10517 states and 15052 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 12:19:52,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:19:52,088 INFO L93 Difference]: Finished difference Result 10523 states and 15057 transitions. [2021-12-18 12:19:52,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 12:19:52,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2021-12-18 12:19:52,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:19:52,198 INFO L225 Difference]: With dead ends: 10523 [2021-12-18 12:19:52,198 INFO L226 Difference]: Without dead ends: 10521 [2021-12-18 12:19:52,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 12:19:52,218 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 8074 mSDsluCounter, 16177 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8076 SdHoareTripleChecker+Valid, 24271 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:19:52,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8076 Valid, 24271 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 12:19:52,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10521 states. [2021-12-18 12:19:52,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10521 to 10521. [2021-12-18 12:19:52,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10521 states, 7247 states have (on average 1.3064716434386643) internal successors, (9468), 7409 states have internal predecessors, (9468), 2780 states have call successors, (2780), 492 states have call predecessors, (2780), 491 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-12-18 12:19:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10521 states to 10521 states and 15055 transitions. [2021-12-18 12:19:52,844 INFO L78 Accepts]: Start accepts. Automaton has 10521 states and 15055 transitions. Word has length 53 [2021-12-18 12:19:52,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:19:52,845 INFO L470 AbstractCegarLoop]: Abstraction has 10521 states and 15055 transitions. [2021-12-18 12:19:52,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 12:19:52,846 INFO L276 IsEmpty]: Start isEmpty. Operand 10521 states and 15055 transitions. [2021-12-18 12:19:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-12-18 12:19:52,853 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:19:52,854 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-12-18 12:19:52,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 12:19:52,854 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:19:52,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:19:52,855 INFO L85 PathProgramCache]: Analyzing trace with hash -41835178, now seen corresponding path program 1 times [2021-12-18 12:19:52,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:19:52,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396491285] [2021-12-18 12:19:52,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:19:52,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:19:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:19:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:19:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:19:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:19:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:19:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 12:19:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:19:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-18 12:19:53,526 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:19:53,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396491285] [2021-12-18 12:19:53,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396491285] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:19:53,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:19:53,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:19:53,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813330971] [2021-12-18 12:19:53,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:19:53,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:19:53,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:19:53,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:19:53,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:19:53,533 INFO L87 Difference]: Start difference. First operand 10521 states and 15055 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-18 12:19:54,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:19:54,340 INFO L93 Difference]: Finished difference Result 10527 states and 15060 transitions. [2021-12-18 12:19:54,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 12:19:54,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2021-12-18 12:19:54,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:19:54,741 INFO L225 Difference]: With dead ends: 10527 [2021-12-18 12:19:54,749 INFO L226 Difference]: Without dead ends: 10523 [2021-12-18 12:19:54,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 12:19:54,763 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 8074 mSDsluCounter, 16177 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8075 SdHoareTripleChecker+Valid, 24271 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:19:54,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8075 Valid, 24271 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 12:19:54,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10523 states. [2021-12-18 12:19:55,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10523 to 10523. [2021-12-18 12:19:55,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10523 states, 7249 states have (on average 1.306249137812112) internal successors, (9469), 7410 states have internal predecessors, (9469), 2780 states have call successors, (2780), 493 states have call predecessors, (2780), 491 states have return successors, (2807), 2740 states have call predecessors, (2807), 2777 states have call successors, (2807) [2021-12-18 12:19:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10523 states to 10523 states and 15056 transitions. [2021-12-18 12:19:55,329 INFO L78 Accepts]: Start accepts. Automaton has 10523 states and 15056 transitions. Word has length 58 [2021-12-18 12:19:55,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:19:55,330 INFO L470 AbstractCegarLoop]: Abstraction has 10523 states and 15056 transitions. [2021-12-18 12:19:55,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-18 12:19:55,331 INFO L276 IsEmpty]: Start isEmpty. Operand 10523 states and 15056 transitions. [2021-12-18 12:19:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-12-18 12:19:55,334 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:19:55,334 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2021-12-18 12:19:55,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 12:19:55,334 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:19:55,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:19:55,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2009213071, now seen corresponding path program 1 times [2021-12-18 12:19:55,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:19:55,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644956711] [2021-12-18 12:19:55,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:19:55,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:19:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:19:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:19:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:19:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:19:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:19:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 12:19:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:19:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-18 12:19:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-18 12:19:55,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:19:55,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644956711] [2021-12-18 12:19:55,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644956711] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:19:55,942 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:19:55,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:19:55,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791816434] [2021-12-18 12:19:55,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:19:55,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:19:55,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:19:55,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:19:55,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:19:55,943 INFO L87 Difference]: Start difference. First operand 10523 states and 15056 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-18 12:19:56,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:19:56,675 INFO L93 Difference]: Finished difference Result 10523 states and 15056 transitions. [2021-12-18 12:19:56,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 12:19:56,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2021-12-18 12:19:56,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:19:56,755 INFO L225 Difference]: With dead ends: 10523 [2021-12-18 12:19:56,755 INFO L226 Difference]: Without dead ends: 10490 [2021-12-18 12:19:56,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 12:19:56,770 INFO L933 BasicCegarLoop]: 8092 mSDtfsCounter, 8070 mSDsluCounter, 16176 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8070 SdHoareTripleChecker+Valid, 24268 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:19:56,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8070 Valid, 24268 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 12:19:56,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10490 states. [2021-12-18 12:19:57,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10490 to 10490. [2021-12-18 12:19:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10490 states, 7227 states have (on average 1.306766293067663) internal successors, (9444), 7386 states have internal predecessors, (9444), 2773 states have call successors, (2773), 488 states have call predecessors, (2773), 488 states have return successors, (2803), 2736 states have call predecessors, (2803), 2773 states have call successors, (2803) [2021-12-18 12:19:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10490 states to 10490 states and 15020 transitions. [2021-12-18 12:19:57,341 INFO L78 Accepts]: Start accepts. Automaton has 10490 states and 15020 transitions. Word has length 63 [2021-12-18 12:19:57,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:19:57,342 INFO L470 AbstractCegarLoop]: Abstraction has 10490 states and 15020 transitions. [2021-12-18 12:19:57,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-18 12:19:57,343 INFO L276 IsEmpty]: Start isEmpty. Operand 10490 states and 15020 transitions. [2021-12-18 12:19:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-18 12:19:57,345 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:19:57,345 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 12:19:57,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 12:19:57,346 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:19:57,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:19:57,347 INFO L85 PathProgramCache]: Analyzing trace with hash -782808096, now seen corresponding path program 1 times [2021-12-18 12:19:57,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:19:57,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365094715] [2021-12-18 12:19:57,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:19:57,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:19:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:57,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:19:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:19:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:19:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:19:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:19:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 12:19:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:19:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:19:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:19:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 12:19:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 12:19:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:19:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:19:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:19:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 12:19:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-18 12:19:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:19:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-12-18 12:19:58,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:19:58,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365094715] [2021-12-18 12:19:58,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365094715] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:19:58,285 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:19:58,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 12:19:58,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306705789] [2021-12-18 12:19:58,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:19:58,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 12:19:58,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:19:58,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 12:19:58,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 12:19:58,288 INFO L87 Difference]: Start difference. First operand 10490 states and 15020 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-18 12:20:35,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:04,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:07,692 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:10,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:12,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:19,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:23,533 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:28,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:21:37,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:21:37,090 INFO L93 Difference]: Finished difference Result 12425 states and 18027 transitions. [2021-12-18 12:21:37,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 12:21:37,091 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 123 [2021-12-18 12:21:37,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:21:37,211 INFO L225 Difference]: With dead ends: 12425 [2021-12-18 12:21:37,211 INFO L226 Difference]: Without dead ends: 12423 [2021-12-18 12:21:37,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-18 12:21:37,234 INFO L933 BasicCegarLoop]: 8831 mSDtfsCounter, 11864 mSDsluCounter, 23086 mSDsCounter, 0 mSdLazyCounter, 11525 mSolverCounterSat, 5523 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13258 SdHoareTripleChecker+Valid, 31917 SdHoareTripleChecker+Invalid, 17056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 5523 IncrementalHoareTripleChecker+Valid, 11525 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 96.7s IncrementalHoareTripleChecker+Time [2021-12-18 12:21:37,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13258 Valid, 31917 Invalid, 17056 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [5523 Valid, 11525 Invalid, 8 Unknown, 0 Unchecked, 96.7s Time] [2021-12-18 12:21:37,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12423 states. [2021-12-18 12:21:37,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12423 to 10887. [2021-12-18 12:21:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10887 states, 7493 states have (on average 1.3034832510342986) internal successors, (9767), 7666 states have internal predecessors, (9767), 2872 states have call successors, (2872), 500 states have call predecessors, (2872), 520 states have return successors, (2996), 2841 states have call predecessors, (2996), 2872 states have call successors, (2996) [2021-12-18 12:21:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10887 states to 10887 states and 15635 transitions. [2021-12-18 12:21:37,992 INFO L78 Accepts]: Start accepts. Automaton has 10887 states and 15635 transitions. Word has length 123 [2021-12-18 12:21:37,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:21:37,993 INFO L470 AbstractCegarLoop]: Abstraction has 10887 states and 15635 transitions. [2021-12-18 12:21:37,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-18 12:21:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 10887 states and 15635 transitions. [2021-12-18 12:21:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-12-18 12:21:38,001 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:21:38,001 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 12:21:38,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 12:21:38,001 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:21:38,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:21:38,003 INFO L85 PathProgramCache]: Analyzing trace with hash 2091536990, now seen corresponding path program 1 times [2021-12-18 12:21:38,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:21:38,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250177826] [2021-12-18 12:21:38,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:21:38,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:21:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:21:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:21:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:21:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:21:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:21:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:21:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 12:21:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:21:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:21:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:21:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:21:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 12:21:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 12:21:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:21:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:21:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:21:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:38,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 12:21:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:39,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-18 12:21:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:39,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 12:21:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:39,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:21:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:21:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-12-18 12:21:39,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:21:39,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250177826] [2021-12-18 12:21:39,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250177826] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:21:39,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:21:39,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 12:21:39,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634259814] [2021-12-18 12:21:39,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:21:39,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 12:21:39,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:21:39,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 12:21:39,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-18 12:21:39,152 INFO L87 Difference]: Start difference. First operand 10887 states and 15635 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2021-12-18 12:23:24,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:06,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:08,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:10,900 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:13,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:15,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:17,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:20,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:22,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:31,846 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:33,946 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:43,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:25:52,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:26:23,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:26:23,138 INFO L93 Difference]: Finished difference Result 16267 states and 23704 transitions. [2021-12-18 12:26:23,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 12:26:23,139 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) Word has length 134 [2021-12-18 12:26:23,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:26:23,251 INFO L225 Difference]: With dead ends: 16267 [2021-12-18 12:26:23,252 INFO L226 Difference]: Without dead ends: 16265 [2021-12-18 12:26:23,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-12-18 12:26:23,270 INFO L933 BasicCegarLoop]: 12061 mSDtfsCounter, 14098 mSDsluCounter, 16939 mSDsCounter, 0 mSdLazyCounter, 35150 mSolverCounterSat, 10758 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 266.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15063 SdHoareTripleChecker+Valid, 29000 SdHoareTripleChecker+Invalid, 45921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.8s SdHoareTripleChecker+Time, 10758 IncrementalHoareTripleChecker+Valid, 35150 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 280.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:26:23,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15063 Valid, 29000 Invalid, 45921 Unknown, 0 Unchecked, 0.8s Time], IncrementalHoareTripleChecker [10758 Valid, 35150 Invalid, 13 Unknown, 0 Unchecked, 280.2s Time] [2021-12-18 12:26:23,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16265 states. [2021-12-18 12:26:23,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16265 to 13940. [2021-12-18 12:26:24,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13940 states, 9554 states have (on average 1.3051078082478542) internal successors, (12469), 9765 states have internal predecessors, (12469), 3735 states have call successors, (3735), 633 states have call predecessors, (3735), 649 states have return successors, (3810), 3697 states have call predecessors, (3810), 3735 states have call successors, (3810) [2021-12-18 12:26:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13940 states to 13940 states and 20014 transitions. [2021-12-18 12:26:24,124 INFO L78 Accepts]: Start accepts. Automaton has 13940 states and 20014 transitions. Word has length 134 [2021-12-18 12:26:24,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:26:24,126 INFO L470 AbstractCegarLoop]: Abstraction has 13940 states and 20014 transitions. [2021-12-18 12:26:24,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2021-12-18 12:26:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 13940 states and 20014 transitions. [2021-12-18 12:26:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-18 12:26:24,140 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:26:24,141 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 12:26:24,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 12:26:24,142 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:26:24,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:26:24,142 INFO L85 PathProgramCache]: Analyzing trace with hash -479110592, now seen corresponding path program 1 times [2021-12-18 12:26:24,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:26:24,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055379564] [2021-12-18 12:26:24,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:26:24,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:26:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:26:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:26:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:26:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:26:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:26:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 12:26:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:26:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:26:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:26:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 12:26:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 12:26:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:26:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:26:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 12:26:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-18 12:26:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 12:26:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 12:26:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 12:26:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 12:26:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-18 12:26:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 12:26:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 12:26:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:26:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:26:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-12-18 12:26:24,954 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:26:24,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055379564] [2021-12-18 12:26:24,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055379564] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:26:24,955 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:26:24,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:26:24,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520712588] [2021-12-18 12:26:24,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:26:24,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:26:24,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:26:24,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:26:24,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:26:24,957 INFO L87 Difference]: Start difference. First operand 13940 states and 20014 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 12:27:04,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:27:35,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:27:37,746 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:27:40,056 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:27:42,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:27:45,934 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:28:00,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:28:00,219 INFO L93 Difference]: Finished difference Result 30141 states and 43772 transitions. [2021-12-18 12:28:00,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 12:28:00,220 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 207 [2021-12-18 12:28:00,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:28:00,350 INFO L225 Difference]: With dead ends: 30141 [2021-12-18 12:28:00,351 INFO L226 Difference]: Without dead ends: 16220 [2021-12-18 12:28:00,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-18 12:28:00,470 INFO L933 BasicCegarLoop]: 7018 mSDtfsCounter, 8548 mSDsluCounter, 6237 mSDsCounter, 0 mSdLazyCounter, 10480 mSolverCounterSat, 5702 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9515 SdHoareTripleChecker+Valid, 13255 SdHoareTripleChecker+Invalid, 16188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5702 IncrementalHoareTripleChecker+Valid, 10480 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.4s IncrementalHoareTripleChecker+Time [2021-12-18 12:28:00,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9515 Valid, 13255 Invalid, 16188 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5702 Valid, 10480 Invalid, 6 Unknown, 0 Unchecked, 93.4s Time] [2021-12-18 12:28:00,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16220 states. [2021-12-18 12:28:01,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16220 to 13942. [2021-12-18 12:28:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13942 states, 9556 states have (on average 1.3050439514441188) internal successors, (12471), 9767 states have internal predecessors, (12471), 3735 states have call successors, (3735), 633 states have call predecessors, (3735), 649 states have return successors, (3810), 3697 states have call predecessors, (3810), 3735 states have call successors, (3810) [2021-12-18 12:28:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13942 states to 13942 states and 20016 transitions. [2021-12-18 12:28:01,396 INFO L78 Accepts]: Start accepts. Automaton has 13942 states and 20016 transitions. Word has length 207 [2021-12-18 12:28:01,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:28:01,397 INFO L470 AbstractCegarLoop]: Abstraction has 13942 states and 20016 transitions. [2021-12-18 12:28:01,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 12:28:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 13942 states and 20016 transitions. [2021-12-18 12:28:01,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-18 12:28:01,409 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:28:01,410 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 12:28:01,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 12:28:01,410 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:28:01,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:28:01,411 INFO L85 PathProgramCache]: Analyzing trace with hash 907092802, now seen corresponding path program 1 times [2021-12-18 12:28:01,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:28:01,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260667480] [2021-12-18 12:28:01,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:28:01,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:28:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:28:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:28:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:28:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:28:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:28:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:01,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 12:28:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:28:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:28:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:28:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 12:28:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 12:28:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:28:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:28:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 12:28:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-18 12:28:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 12:28:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 12:28:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 12:28:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 12:28:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-18 12:28:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 12:28:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 12:28:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:28:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:28:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-12-18 12:28:02,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:28:02,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260667480] [2021-12-18 12:28:02,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260667480] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:28:02,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:28:02,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 12:28:02,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20017812] [2021-12-18 12:28:02,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:28:02,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 12:28:02,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:28:02,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 12:28:02,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 12:28:02,250 INFO L87 Difference]: Start difference. First operand 13942 states and 20016 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 12:29:01,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:29:41,706 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:29:44,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:29:46,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:29:48,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:29:51,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 12:30:10,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 12:30:10,712 INFO L93 Difference]: Finished difference Result 30149 states and 43780 transitions. [2021-12-18 12:30:10,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 12:30:10,712 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 207 [2021-12-18 12:30:10,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 12:30:10,827 INFO L225 Difference]: With dead ends: 30149 [2021-12-18 12:30:10,828 INFO L226 Difference]: Without dead ends: 16226 [2021-12-18 12:30:10,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 12:30:10,924 INFO L933 BasicCegarLoop]: 7021 mSDtfsCounter, 8547 mSDsluCounter, 9933 mSDsCounter, 0 mSdLazyCounter, 15705 mSolverCounterSat, 5649 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 119.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9513 SdHoareTripleChecker+Valid, 16954 SdHoareTripleChecker+Invalid, 21360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5649 IncrementalHoareTripleChecker+Valid, 15705 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 126.2s IncrementalHoareTripleChecker+Time [2021-12-18 12:30:10,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9513 Valid, 16954 Invalid, 21360 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5649 Valid, 15705 Invalid, 6 Unknown, 0 Unchecked, 126.2s Time] [2021-12-18 12:30:10,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16226 states. [2021-12-18 12:30:11,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16226 to 13946. [2021-12-18 12:30:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13946 states, 9560 states have (on average 1.3049163179916319) internal successors, (12475), 9771 states have internal predecessors, (12475), 3735 states have call successors, (3735), 633 states have call predecessors, (3735), 649 states have return successors, (3810), 3697 states have call predecessors, (3810), 3735 states have call successors, (3810) [2021-12-18 12:30:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13946 states to 13946 states and 20020 transitions. [2021-12-18 12:30:11,897 INFO L78 Accepts]: Start accepts. Automaton has 13946 states and 20020 transitions. Word has length 207 [2021-12-18 12:30:11,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 12:30:11,898 INFO L470 AbstractCegarLoop]: Abstraction has 13946 states and 20020 transitions. [2021-12-18 12:30:11,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-18 12:30:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 13946 states and 20020 transitions. [2021-12-18 12:30:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-18 12:30:11,910 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 12:30:11,910 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 12:30:11,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 12:30:11,911 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 12:30:11,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 12:30:11,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1608692676, now seen corresponding path program 1 times [2021-12-18 12:30:11,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 12:30:11,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390445158] [2021-12-18 12:30:11,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 12:30:11,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 12:30:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 12:30:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 12:30:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 12:30:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 12:30:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 12:30:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-18 12:30:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-18 12:30:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:30:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:30:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 12:30:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 12:30:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 12:30:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 12:30:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 12:30:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-18 12:30:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-18 12:30:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 12:30:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 12:30:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 12:30:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-18 12:30:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 12:30:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 12:30:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 12:30:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 12:30:12,626 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-12-18 12:30:12,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 12:30:12,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390445158] [2021-12-18 12:30:12,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390445158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 12:30:12,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 12:30:12,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 12:30:12,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042886426] [2021-12-18 12:30:12,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 12:30:12,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 12:30:12,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 12:30:12,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 12:30:12,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 12:30:12,629 INFO L87 Difference]: Start difference. First operand 13946 states and 20020 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2021-12-18 12:30:53,734 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15