./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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-challenges/linux-3.14_complex_emg_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 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 10:40:38,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 10:40:38,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 10:40:38,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 10:40:38,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 10:40:38,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 10:40:38,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 10:40:38,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 10:40:38,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 10:40:38,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 10:40:38,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 10:40:38,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 10:40:38,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 10:40:38,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 10:40:38,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 10:40:38,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 10:40:38,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 10:40:38,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 10:40:38,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 10:40:38,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 10:40:38,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 10:40:38,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 10:40:38,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 10:40:38,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 10:40:38,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 10:40:38,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 10:40:38,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 10:40:38,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 10:40:38,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 10:40:38,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 10:40:38,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 10:40:38,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 10:40:38,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 10:40:38,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 10:40:38,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 10:40:38,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 10:40:38,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 10:40:38,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 10:40:38,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 10:40:38,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 10:40:38,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 10:40:38,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 10:40:38,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 10:40:38,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 10:40:38,185 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 10:40:38,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 10:40:38,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 10:40:38,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 10:40:38,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 10:40:38,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 10:40:38,187 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 10:40:38,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 10:40:38,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 10:40:38,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 10:40:38,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 10:40:38,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 10:40:38,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 10:40:38,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 10:40:38,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 10:40:38,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 10:40:38,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 10:40:38,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 10:40:38,190 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 [2021-11-17 10:40:38,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 10:40:38,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 10:40:38,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 10:40:38,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 10:40:38,409 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 10:40:38,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-17 10:40:38,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f25f5aa9/41147c9e56744e718328f801c17a4c83/FLAGd9f56bb95 [2021-11-17 10:40:39,254 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 10:40:39,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-17 10:40:39,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f25f5aa9/41147c9e56744e718328f801c17a4c83/FLAGd9f56bb95 [2021-11-17 10:40:39,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f25f5aa9/41147c9e56744e718328f801c17a4c83 [2021-11-17 10:40:39,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 10:40:39,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 10:40:39,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 10:40:39,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 10:40:39,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 10:40:39,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:40:39" (1/1) ... [2021-11-17 10:40:39,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175772ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:39, skipping insertion in model container [2021-11-17 10:40:39,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:40:39" (1/1) ... [2021-11-17 10:40:39,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 10:40:39,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 10:40:46,352 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2021-11-17 10:40:46,355 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2021-11-17 10:40:46,360 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2021-11-17 10:40:46,361 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2021-11-17 10:40:46,387 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 10:40:46,486 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 10:40:46,921 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666496,666509] [2021-11-17 10:40:46,922 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666662,666675] [2021-11-17 10:40:46,922 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666826,666839] [2021-11-17 10:40:46,923 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i[666991,667004] [2021-11-17 10:40:46,936 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 10:40:47,199 INFO L208 MainTranslator]: Completed translation [2021-11-17 10:40:47,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47 WrapperNode [2021-11-17 10:40:47,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 10:40:47,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 10:40:47,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 10:40:47,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 10:40:47,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:47,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:47,683 INFO L137 Inliner]: procedures = 741, calls = 8484, calls flagged for inlining = 407, calls inlined = 361, statements flattened = 16784 [2021-11-17 10:40:47,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 10:40:47,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 10:40:47,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 10:40:47,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 10:40:47,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:47,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:47,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:47,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:48,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:48,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:48,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:48,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 10:40:48,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 10:40:48,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 10:40:48,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 10:40:48,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (1/1) ... [2021-11-17 10:40:48,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 10:40:48,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:40:48,355 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) [2021-11-17 10:40:48,374 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 [2021-11-17 10:40:48,383 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 10:40:48,383 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 10:40:48,383 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-17 10:40:48,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-17 10:40:48,384 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-17 10:40:48,384 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-17 10:40:48,384 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-17 10:40:48,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-17 10:40:48,384 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-17 10:40:48,384 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-17 10:40:48,384 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-17 10:40:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-17 10:40:48,385 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-17 10:40:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-17 10:40:48,385 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-17 10:40:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-17 10:40:48,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 10:40:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 10:40:48,385 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-17 10:40:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-17 10:40:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-17 10:40:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-17 10:40:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-17 10:40:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-17 10:40:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-17 10:40:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-17 10:40:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-17 10:40:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-17 10:40:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-17 10:40:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-17 10:40:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 10:40:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 10:40:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-17 10:40:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-17 10:40:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-17 10:40:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-17 10:40:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-17 10:40:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-17 10:40:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-17 10:40:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-17 10:40:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-17 10:40:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-17 10:40:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-17 10:40:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-17 10:40:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-17 10:40:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-17 10:40:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-17 10:40:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-17 10:40:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 10:40:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 10:40:48,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-17 10:40:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-17 10:40:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 10:40:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 10:40:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-17 10:40:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-17 10:40:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-17 10:40:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-17 10:40:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-17 10:40:48,391 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-17 10:40:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-17 10:40:48,391 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-17 10:40:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-17 10:40:48,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-17 10:40:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 10:40:48,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 10:40:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-17 10:40:48,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-17 10:40:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-17 10:40:48,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-17 10:40:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-17 10:40:48,392 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-17 10:40:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-17 10:40:48,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-17 10:40:48,392 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 10:40:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 10:40:48,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 10:40:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 10:40:48,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 10:40:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 10:40:48,393 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 10:40:48,393 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 10:40:48,393 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 10:40:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 10:40:48,394 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 10:40:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 10:40:48,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 10:40:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-17 10:40:48,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-17 10:40:48,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-17 10:40:48,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-17 10:40:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 10:40:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-17 10:40:48,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-17 10:40:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-17 10:40:48,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-17 10:40:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-17 10:40:48,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-17 10:40:48,395 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-17 10:40:48,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-17 10:40:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-17 10:40:48,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-17 10:40:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-17 10:40:48,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-17 10:40:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-17 10:40:48,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-17 10:40:48,396 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 10:40:48,396 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 10:40:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 10:40:48,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 10:40:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 10:40:48,397 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 10:40:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-17 10:40:48,397 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-17 10:40:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 10:40:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-17 10:40:48,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-17 10:40:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-17 10:40:48,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-17 10:40:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-17 10:40:48,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-17 10:40:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-17 10:40:48,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-17 10:40:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 10:40:48,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 10:40:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-17 10:40:48,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-17 10:40:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 10:40:48,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 10:40:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-17 10:40:48,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-17 10:40:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 10:40:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 10:40:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 10:40:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-17 10:40:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-17 10:40:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-17 10:40:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-17 10:40:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-17 10:40:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-17 10:40:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-17 10:40:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-17 10:40:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 10:40:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 10:40:48,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 10:40:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-17 10:40:48,401 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-17 10:40:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 10:40:48,401 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 10:40:48,401 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-17 10:40:48,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-17 10:40:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-17 10:40:48,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-17 10:40:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-17 10:40:48,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-17 10:40:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-17 10:40:48,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-17 10:40:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-17 10:40:48,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-17 10:40:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-17 10:40:48,403 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-17 10:40:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-17 10:40:48,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-17 10:40:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 10:40:48,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 10:40:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-17 10:40:48,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-17 10:40:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-17 10:40:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-17 10:40:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-17 10:40:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-17 10:40:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-17 10:40:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-17 10:40:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-17 10:40:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-17 10:40:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-17 10:40:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-17 10:40:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-17 10:40:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-17 10:40:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-17 10:40:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-17 10:40:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-17 10:40:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-17 10:40:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 10:40:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 10:40:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-17 10:40:48,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-17 10:40:48,406 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-17 10:40:48,406 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-17 10:40:48,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-17 10:40:48,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-17 10:40:48,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-17 10:40:48,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-17 10:40:48,406 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-17 10:40:48,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-17 10:40:48,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 10:40:48,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-17 10:40:48,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-17 10:40:48,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-17 10:40:48,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-17 10:40:48,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-17 10:40:48,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-17 10:40:48,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-17 10:40:48,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-17 10:40:48,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-17 10:40:48,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-17 10:40:48,408 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-17 10:40:48,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-17 10:40:48,408 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-17 10:40:48,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-17 10:40:48,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 10:40:48,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 10:40:48,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 10:40:48,409 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 10:40:48,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 10:40:48,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 10:40:48,409 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-17 10:40:48,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-17 10:40:48,409 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 10:40:48,409 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-17 10:40:48,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-17 10:40:48,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 10:40:48,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 10:40:48,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-17 10:40:48,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-17 10:40:48,410 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-17 10:40:48,410 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-17 10:40:48,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 10:40:48,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 10:40:48,410 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-17 10:40:48,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-17 10:40:48,411 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-17 10:40:48,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-17 10:40:48,411 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-17 10:40:48,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-17 10:40:48,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 10:40:48,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 10:40:48,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-17 10:40:48,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-17 10:40:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-17 10:40:48,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-17 10:40:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-17 10:40:48,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-17 10:40:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-17 10:40:48,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-17 10:40:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-17 10:40:48,412 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-17 10:40:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 10:40:48,413 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 10:40:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-17 10:40:48,413 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-17 10:40:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-17 10:40:48,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-17 10:40:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-17 10:40:48,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-17 10:40:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-17 10:40:48,414 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-17 10:40:48,414 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-17 10:40:48,414 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-17 10:40:48,414 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-17 10:40:48,414 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-17 10:40:48,414 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-17 10:40:48,414 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-17 10:40:48,414 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 10:40:48,414 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 10:40:48,415 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-17 10:40:48,415 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-17 10:40:48,415 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-17 10:40:48,415 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-17 10:40:48,415 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-17 10:40:48,415 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-17 10:40:48,415 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-17 10:40:48,415 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-17 10:40:48,416 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-17 10:40:48,416 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-17 10:40:48,416 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-17 10:40:48,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-17 10:40:48,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 10:40:48,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 10:40:48,416 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-17 10:40:48,416 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-17 10:40:48,416 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-17 10:40:48,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-17 10:40:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 10:40:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 10:40:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 10:40:48,417 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-17 10:40:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-17 10:40:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 10:40:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 10:40:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-17 10:40:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-17 10:40:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-17 10:40:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-17 10:40:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 10:40:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 10:40:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 10:40:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-17 10:40:48,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-17 10:40:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-17 10:40:48,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-17 10:40:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-17 10:40:48,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-17 10:40:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-17 10:40:48,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-17 10:40:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-17 10:40:48,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-17 10:40:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-17 10:40:48,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-17 10:40:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 10:40:48,420 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 10:40:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 10:40:48,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 10:40:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-17 10:40:48,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-17 10:40:48,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-17 10:40:48,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-17 10:40:48,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-17 10:40:48,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-17 10:40:48,421 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-17 10:40:48,421 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-17 10:40:48,421 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-17 10:40:48,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-17 10:40:48,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-17 10:40:48,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-17 10:40:48,422 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-17 10:40:48,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-17 10:40:48,422 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-17 10:40:48,422 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-17 10:40:48,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-17 10:40:48,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-17 10:40:48,422 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-17 10:40:48,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-17 10:40:48,423 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-17 10:40:48,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-17 10:40:48,423 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-17 10:40:48,423 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-17 10:40:48,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 10:40:48,423 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-17 10:40:48,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-17 10:40:48,423 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-17 10:40:48,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-17 10:40:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-17 10:40:48,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-17 10:40:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 10:40:48,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 10:40:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-17 10:40:48,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-17 10:40:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 10:40:48,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 10:40:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-17 10:40:48,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-17 10:40:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 10:40:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-17 10:40:48,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-17 10:40:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-17 10:40:48,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-17 10:40:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-17 10:40:48,425 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-17 10:40:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-17 10:40:48,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-17 10:40:48,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-17 10:40:48,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-17 10:40:48,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-17 10:40:48,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-17 10:40:48,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-17 10:40:48,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-17 10:40:48,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 10:40:48,426 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-17 10:40:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-17 10:40:48,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-17 10:40:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-17 10:40:48,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 10:40:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-17 10:40:48,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-17 10:40:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-17 10:40:48,427 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-17 10:40:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-17 10:40:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-17 10:40:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-17 10:40:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 10:40:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 10:40:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-17 10:40:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-17 10:40:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-17 10:40:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-17 10:40:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-17 10:40:48,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-17 10:40:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 10:40:48,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 10:40:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-17 10:40:48,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-17 10:40:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 10:40:48,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 10:40:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-17 10:40:48,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-17 10:40:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-17 10:40:48,430 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-17 10:40:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-17 10:40:48,430 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-17 10:40:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 10:40:48,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 10:40:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-17 10:40:48,430 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-17 10:40:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-17 10:40:48,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-17 10:40:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-17 10:40:48,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-17 10:40:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-17 10:40:48,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-17 10:40:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-17 10:40:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-17 10:40:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-17 10:40:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-17 10:40:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-17 10:40:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-17 10:40:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-17 10:40:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-17 10:40:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 10:40:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 10:40:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-17 10:40:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-17 10:40:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-17 10:40:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-17 10:40:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-17 10:40:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-17 10:40:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 10:40:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 10:40:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-17 10:40:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-17 10:40:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-17 10:40:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-17 10:40:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-17 10:40:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-17 10:40:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-11-17 10:40:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-11-17 10:40:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-11-17 10:40:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-11-17 10:40:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 10:40:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 10:40:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-17 10:40:48,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-17 10:40:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-17 10:40:48,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-17 10:40:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 10:40:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-17 10:40:48,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-17 10:40:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 10:40:48,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 10:40:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-17 10:40:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-17 10:40:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-17 10:40:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-17 10:40:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-17 10:40:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-17 10:40:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 10:40:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 10:40:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-17 10:40:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-17 10:40:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-17 10:40:48,437 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-17 10:40:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 10:40:48,437 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 10:40:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-17 10:40:48,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-17 10:40:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-17 10:40:48,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-17 10:40:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-17 10:40:48,438 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-17 10:40:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-17 10:40:48,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-17 10:40:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-17 10:40:48,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-17 10:40:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-17 10:40:48,438 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-17 10:40:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-17 10:40:48,438 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-17 10:40:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-17 10:40:48,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-17 10:40:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-17 10:40:48,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-17 10:40:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 10:40:48,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 10:40:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 10:40:48,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 10:40:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-17 10:40:48,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-17 10:40:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-17 10:40:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-17 10:40:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-17 10:40:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-17 10:40:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-17 10:40:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-17 10:40:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 10:40:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 10:40:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 10:40:48,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 10:40:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-17 10:40:48,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-17 10:40:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-17 10:40:48,441 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-17 10:40:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 10:40:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-17 10:40:48,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-17 10:40:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-17 10:40:48,441 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-17 10:40:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-17 10:40:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-17 10:40:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 10:40:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 10:40:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-17 10:40:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-17 10:40:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-17 10:40:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-17 10:40:49,545 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 10:40:49,548 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 10:40:49,765 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 10:42:57,201 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-17 10:42:57,329 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 10:42:57,355 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 10:42:57,356 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-17 10:42:57,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:42:57 BoogieIcfgContainer [2021-11-17 10:42:57,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 10:42:57,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 10:42:57,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 10:42:57,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 10:42:57,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:40:39" (1/3) ... [2021-11-17 10:42:57,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dadc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:42:57, skipping insertion in model container [2021-11-17 10:42:57,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:40:47" (2/3) ... [2021-11-17 10:42:57,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dadc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:42:57, skipping insertion in model container [2021-11-17 10:42:57,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:42:57" (3/3) ... [2021-11-17 10:42:57,369 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-17 10:42:57,376 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 10:42:57,376 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-17 10:42:57,432 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 10:42:57,445 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 [2021-11-17 10:42:57,447 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-17 10:42:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand has 6016 states, 4185 states have (on average 1.3175627240143368) internal successors, (5514), 4259 states have internal predecessors, (5514), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) [2021-11-17 10:42:57,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-17 10:42:57,547 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:42:57,548 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:42:57,549 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)] === [2021-11-17 10:42:57,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:42:57,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1168256443, now seen corresponding path program 1 times [2021-11-17 10:42:57,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:42:57,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416615774] [2021-11-17 10:42:57,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:42:57,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:42:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:42:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:42:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:42:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:42:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:42:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:42:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:42:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:42:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:42:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:42:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:42:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:42:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:42:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:42:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:42:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:42:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:42:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:42:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:42:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:42:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:42:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:42:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:42:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:42:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:42:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:42:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:42:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:42:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:42:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-11-17 10:42:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:42:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-17 10:42:58,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:42:58,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416615774] [2021-11-17 10:42:58,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416615774] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:42:58,793 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:42:58,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:42:58,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567137188] [2021-11-17 10:42:58,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:42:58,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:42:58,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:42:58,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:42:58,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:42:58,826 INFO L87 Difference]: Start difference. First operand has 6016 states, 4185 states have (on average 1.3175627240143368) internal successors, (5514), 4259 states have internal predecessors, (5514), 1579 states have call successors, (1579), 250 states have call predecessors, (1579), 249 states have return successors, (1570), 1560 states have call predecessors, (1570), 1570 states have call successors, (1570) Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:43:00,932 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:02,995 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:06,333 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:32,194 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:34,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:43,061 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:45,379 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:52,719 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:43:56,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:43:56,282 INFO L93 Difference]: Finished difference Result 18884 states and 27824 transitions. [2021-11-17 10:43:56,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:43:56,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 325 [2021-11-17 10:43:56,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:43:56,415 INFO L225 Difference]: With dead ends: 18884 [2021-11-17 10:43:56,415 INFO L226 Difference]: Without dead ends: 12914 [2021-11-17 10:43:56,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:43:56,468 INFO L933 BasicCegarLoop]: 9248 mSDtfsCounter, 12026 mSDsluCounter, 9798 mSDsCounter, 0 mSdLazyCounter, 5942 mSolverCounterSat, 5356 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13531 SdHoareTripleChecker+Valid, 19046 SdHoareTripleChecker+Invalid, 11306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5356 IncrementalHoareTripleChecker+Valid, 5942 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.8s IncrementalHoareTripleChecker+Time [2021-11-17 10:43:56,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13531 Valid, 19046 Invalid, 11306 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5356 Valid, 5942 Invalid, 8 Unknown, 0 Unchecked, 55.8s Time] [2021-11-17 10:43:56,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12914 states. [2021-11-17 10:43:57,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12914 to 11745. [2021-11-17 10:43:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11745 states, 8186 states have (on average 1.3132176887368678) internal successors, (10750), 8333 states have internal predecessors, (10750), 3064 states have call successors, (3064), 494 states have call predecessors, (3064), 492 states have return successors, (3060), 3039 states have call predecessors, (3060), 3060 states have call successors, (3060) [2021-11-17 10:43:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11745 states to 11745 states and 16874 transitions. [2021-11-17 10:43:57,169 INFO L78 Accepts]: Start accepts. Automaton has 11745 states and 16874 transitions. Word has length 325 [2021-11-17 10:43:57,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:43:57,173 INFO L470 AbstractCegarLoop]: Abstraction has 11745 states and 16874 transitions. [2021-11-17 10:43:57,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:43:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11745 states and 16874 transitions. [2021-11-17 10:43:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-17 10:43:57,183 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:43:57,183 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:43:57,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 10:43:57,184 INFO L402 AbstractCegarLoop]: === Iteration 2 === 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)] === [2021-11-17 10:43:57,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:43:57,185 INFO L85 PathProgramCache]: Analyzing trace with hash 976004428, now seen corresponding path program 1 times [2021-11-17 10:43:57,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:43:57,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230403491] [2021-11-17 10:43:57,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:43:57,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:43:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:43:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:43:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:43:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:43:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:43:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:43:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:43:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:43:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:43:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:43:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:43:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:43:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:43:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:43:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:43:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:43:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:43:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:43:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:43:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:43:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:43:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:43:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:43:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:43:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:43:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:43:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:43:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:43:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:43:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-17 10:43:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:43:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-17 10:43:57,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:43:57,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230403491] [2021-11-17 10:43:57,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230403491] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:43:57,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:43:57,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:43:57,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98059668] [2021-11-17 10:43:57,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:43:57,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:43:57,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:43:57,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:43:57,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:43:57,913 INFO L87 Difference]: Start difference. First operand 11745 states and 16874 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:44:00,003 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:02,058 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:05,477 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:38,797 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:41,151 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:52,147 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:44:55,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:44:55,996 INFO L93 Difference]: Finished difference Result 36930 states and 53550 transitions. [2021-11-17 10:44:55,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:44:55,997 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 341 [2021-11-17 10:44:55,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:44:56,235 INFO L225 Difference]: With dead ends: 36930 [2021-11-17 10:44:56,235 INFO L226 Difference]: Without dead ends: 25244 [2021-11-17 10:44:56,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:44:56,314 INFO L933 BasicCegarLoop]: 10259 mSDtfsCounter, 11401 mSDsluCounter, 10348 mSDsCounter, 0 mSdLazyCounter, 6024 mSolverCounterSat, 5060 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12860 SdHoareTripleChecker+Valid, 20607 SdHoareTripleChecker+Invalid, 11090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5060 IncrementalHoareTripleChecker+Valid, 6024 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.5s IncrementalHoareTripleChecker+Time [2021-11-17 10:44:56,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12860 Valid, 20607 Invalid, 11090 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5060 Valid, 6024 Invalid, 6 Unknown, 0 Unchecked, 56.5s Time] [2021-11-17 10:44:56,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25244 states. [2021-11-17 10:44:57,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25244 to 22898. [2021-11-17 10:44:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22898 states, 15965 states have (on average 1.3128092702787348) internal successors, (20959), 16249 states have internal predecessors, (20959), 5953 states have call successors, (5953), 981 states have call predecessors, (5953), 977 states have return successors, (5949), 5909 states have call predecessors, (5949), 5949 states have call successors, (5949) [2021-11-17 10:44:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22898 states to 22898 states and 32861 transitions. [2021-11-17 10:44:57,148 INFO L78 Accepts]: Start accepts. Automaton has 22898 states and 32861 transitions. Word has length 341 [2021-11-17 10:44:57,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:44:57,149 INFO L470 AbstractCegarLoop]: Abstraction has 22898 states and 32861 transitions. [2021-11-17 10:44:57,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:44:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 22898 states and 32861 transitions. [2021-11-17 10:44:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-17 10:44:57,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:44:57,156 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:44:57,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 10:44:57,156 INFO L402 AbstractCegarLoop]: === Iteration 3 === 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)] === [2021-11-17 10:44:57,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:44:57,157 INFO L85 PathProgramCache]: Analyzing trace with hash 912026841, now seen corresponding path program 1 times [2021-11-17 10:44:57,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:44:57,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576249509] [2021-11-17 10:44:57,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:44:57,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:44:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:44:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:44:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:44:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:44:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:44:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:44:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:44:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:44:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:44:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:44:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:44:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:44:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:44:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:44:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:44:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:44:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:44:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:44:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:44:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:44:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:44:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:44:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:44:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:44:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:57,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:44:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:44:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:44:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:44:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:44:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:44:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:44:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-17 10:44:58,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:44:58,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576249509] [2021-11-17 10:44:58,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576249509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:44:58,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:44:58,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:44:58,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695205836] [2021-11-17 10:44:58,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:44:58,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:44:58,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:44:58,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:44:58,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:44:58,050 INFO L87 Difference]: Start difference. First operand 22898 states and 32861 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:45:00,139 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:02,202 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:05,213 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:36,697 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:38,979 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:53,146 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:45:56,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:45:56,624 INFO L93 Difference]: Finished difference Result 59829 states and 86530 transitions. [2021-11-17 10:45:56,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:45:56,625 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 340 [2021-11-17 10:45:56,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:45:56,962 INFO L225 Difference]: With dead ends: 59829 [2021-11-17 10:45:56,962 INFO L226 Difference]: Without dead ends: 36990 [2021-11-17 10:45:57,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:45:57,034 INFO L933 BasicCegarLoop]: 9341 mSDtfsCounter, 11714 mSDsluCounter, 9789 mSDsCounter, 0 mSdLazyCounter, 5975 mSolverCounterSat, 5270 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13173 SdHoareTripleChecker+Valid, 19130 SdHoareTripleChecker+Invalid, 11250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5270 IncrementalHoareTripleChecker+Valid, 5975 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:45:57,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13173 Valid, 19130 Invalid, 11250 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5270 Valid, 5975 Invalid, 5 Unknown, 0 Unchecked, 56.7s Time] [2021-11-17 10:45:57,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36990 states. [2021-11-17 10:45:58,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36990 to 33536. [2021-11-17 10:45:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33536 states, 23449 states have (on average 1.312593287560237) internal successors, (30779), 23875 states have internal predecessors, (30779), 8639 states have call successors, (8639), 1453 states have call predecessors, (8639), 1445 states have return successors, (8635), 8566 states have call predecessors, (8635), 8635 states have call successors, (8635) [2021-11-17 10:45:58,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33536 states to 33536 states and 48053 transitions. [2021-11-17 10:45:58,245 INFO L78 Accepts]: Start accepts. Automaton has 33536 states and 48053 transitions. Word has length 340 [2021-11-17 10:45:58,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:45:58,248 INFO L470 AbstractCegarLoop]: Abstraction has 33536 states and 48053 transitions. [2021-11-17 10:45:58,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-17 10:45:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 33536 states and 48053 transitions. [2021-11-17 10:45:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-17 10:45:58,256 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:45:58,257 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:45:58,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 10:45:58,258 INFO L402 AbstractCegarLoop]: === Iteration 4 === 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)] === [2021-11-17 10:45:58,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:45:58,258 INFO L85 PathProgramCache]: Analyzing trace with hash -380472971, now seen corresponding path program 1 times [2021-11-17 10:45:58,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:45:58,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034746818] [2021-11-17 10:45:58,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:45:58,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:45:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:45:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:45:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:45:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:45:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:45:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:45:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:45:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:45:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:45:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:45:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:45:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:45:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:45:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:45:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:45:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:45:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:45:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:45:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:45:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:45:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:45:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:45:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:45:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:45:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:45:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:58,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:45:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:45:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:45:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-11-17 10:45:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:45:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:45:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:45:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-17 10:45:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-11-17 10:45:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:45:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked. [2021-11-17 10:45:59,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:45:59,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034746818] [2021-11-17 10:45:59,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034746818] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:45:59,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:45:59,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:45:59,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252941054] [2021-11-17 10:45:59,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:45:59,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:45:59,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:45:59,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:45:59,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:45:59,159 INFO L87 Difference]: Start difference. First operand 33536 states and 48053 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 10:46:01,246 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:03,309 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:06,212 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:37,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:40,169 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:46,186 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:47,791 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:46:57,717 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:01,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:47:01,413 INFO L93 Difference]: Finished difference Result 88106 states and 127221 transitions. [2021-11-17 10:47:01,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:47:01,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 373 [2021-11-17 10:47:01,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:47:01,880 INFO L225 Difference]: With dead ends: 88106 [2021-11-17 10:47:01,880 INFO L226 Difference]: Without dead ends: 54629 [2021-11-17 10:47:01,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:47:01,981 INFO L933 BasicCegarLoop]: 9548 mSDtfsCounter, 11887 mSDsluCounter, 9984 mSDsCounter, 0 mSdLazyCounter, 5966 mSolverCounterSat, 5280 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13385 SdHoareTripleChecker+Valid, 19532 SdHoareTripleChecker+Invalid, 11253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5280 IncrementalHoareTripleChecker+Valid, 5966 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.0s IncrementalHoareTripleChecker+Time [2021-11-17 10:47:01,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13385 Valid, 19532 Invalid, 11253 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5280 Valid, 5966 Invalid, 7 Unknown, 0 Unchecked, 60.0s Time] [2021-11-17 10:47:02,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54629 states. [2021-11-17 10:47:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54629 to 49661. [2021-11-17 10:47:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49661 states, 34763 states have (on average 1.3124874147800822) internal successors, (45626), 35402 states have internal predecessors, (45626), 12749 states have call successors, (12749), 2159 states have call predecessors, (12749), 2146 states have return successors, (12745), 12631 states have call predecessors, (12745), 12745 states have call successors, (12745) [2021-11-17 10:47:03,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49661 states to 49661 states and 71120 transitions. [2021-11-17 10:47:03,781 INFO L78 Accepts]: Start accepts. Automaton has 49661 states and 71120 transitions. Word has length 373 [2021-11-17 10:47:03,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:47:03,781 INFO L470 AbstractCegarLoop]: Abstraction has 49661 states and 71120 transitions. [2021-11-17 10:47:03,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-11-17 10:47:03,782 INFO L276 IsEmpty]: Start isEmpty. Operand 49661 states and 71120 transitions. [2021-11-17 10:47:03,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-11-17 10:47:03,787 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:47:03,788 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:47:03,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 10:47:03,788 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)] === [2021-11-17 10:47:03,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:47:03,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1728002123, now seen corresponding path program 1 times [2021-11-17 10:47:03,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:47:03,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520381260] [2021-11-17 10:47:03,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:47:03,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:47:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:47:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:47:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:47:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:47:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:47:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:47:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:47:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:47:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:47:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:47:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:47:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:47:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:47:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:47:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:47:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:47:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:47:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:47:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:47:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:47:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:47:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:47:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:47:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:47:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:47:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:47:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:47:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:47:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-11-17 10:47:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-11-17 10:47:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:47:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:47:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-17 10:47:04,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:47:04,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520381260] [2021-11-17 10:47:04,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520381260] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:47:04,612 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:47:04,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:47:04,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631427091] [2021-11-17 10:47:04,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:47:04,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:47:04,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:47:04,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:47:04,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:47:04,614 INFO L87 Difference]: Start difference. First operand 49661 states and 71120 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-17 10:47:06,699 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:08,762 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:13,850 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:49,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:51,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:47:58,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:48:01,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:48:01,521 INFO L93 Difference]: Finished difference Result 136234 states and 196572 transitions. [2021-11-17 10:48:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:48:01,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 367 [2021-11-17 10:48:01,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:48:02,298 INFO L225 Difference]: With dead ends: 136234 [2021-11-17 10:48:02,299 INFO L226 Difference]: Without dead ends: 86632 [2021-11-17 10:48:02,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:48:02,490 INFO L933 BasicCegarLoop]: 9017 mSDtfsCounter, 10536 mSDsluCounter, 9799 mSDsCounter, 0 mSdLazyCounter, 5779 mSolverCounterSat, 4973 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11811 SdHoareTripleChecker+Valid, 18816 SdHoareTripleChecker+Invalid, 10758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4973 IncrementalHoareTripleChecker+Valid, 5779 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.9s IncrementalHoareTripleChecker+Time [2021-11-17 10:48:02,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11811 Valid, 18816 Invalid, 10758 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4973 Valid, 5779 Invalid, 6 Unknown, 0 Unchecked, 53.9s Time] [2021-11-17 10:48:02,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86632 states. [2021-11-17 10:48:04,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86632 to 82003. [2021-11-17 10:48:05,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82003 states, 57028 states have (on average 1.3086027916111385) internal successors, (74627), 58190 states have internal predecessors, (74627), 21096 states have call successors, (21096), 3650 states have call predecessors, (21096), 3876 states have return successors, (22403), 21087 states have call predecessors, (22403), 21092 states have call successors, (22403) [2021-11-17 10:48:06,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82003 states to 82003 states and 118126 transitions. [2021-11-17 10:48:06,081 INFO L78 Accepts]: Start accepts. Automaton has 82003 states and 118126 transitions. Word has length 367 [2021-11-17 10:48:06,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:48:06,083 INFO L470 AbstractCegarLoop]: Abstraction has 82003 states and 118126 transitions. [2021-11-17 10:48:06,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-17 10:48:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 82003 states and 118126 transitions. [2021-11-17 10:48:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-17 10:48:06,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:48:06,088 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:48:06,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 10:48:06,089 INFO L402 AbstractCegarLoop]: === Iteration 6 === 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)] === [2021-11-17 10:48:06,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:48:06,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1816364426, now seen corresponding path program 1 times [2021-11-17 10:48:06,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:48:06,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485033758] [2021-11-17 10:48:06,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:48:06,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:48:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:48:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:48:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:48:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:48:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:48:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:48:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:48:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:48:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:48:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:48:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:48:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:48:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:48:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:48:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:48:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:48:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:48:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:48:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:48:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:48:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:48:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:48:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:48:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:48:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:48:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:48:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:48:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:48:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 10:48:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 10:48:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:48:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 10:48:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:48:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 10:48:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 10:48:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 10:48:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:48:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3535 trivial. 0 not checked. [2021-11-17 10:48:07,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:48:07,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485033758] [2021-11-17 10:48:07,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485033758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:48:07,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:48:07,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:48:07,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794040642] [2021-11-17 10:48:07,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:48:07,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:48:07,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:48:07,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:48:07,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:48:07,992 INFO L87 Difference]: Start difference. First operand 82003 states and 118126 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 10:48:10,081 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:48:24,275 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:49:22,262 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:49:24,601 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:49:34,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:49:34,383 INFO L93 Difference]: Finished difference Result 140174 states and 202056 transitions. [2021-11-17 10:49:34,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 10:49:34,386 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 381 [2021-11-17 10:49:34,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:49:35,682 INFO L225 Difference]: With dead ends: 140174 [2021-11-17 10:49:35,682 INFO L226 Difference]: Without dead ends: 140172 [2021-11-17 10:49:35,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:49:35,773 INFO L933 BasicCegarLoop]: 10280 mSDtfsCounter, 10754 mSDsluCounter, 24416 mSDsCounter, 0 mSdLazyCounter, 10847 mSolverCounterSat, 4282 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12051 SdHoareTripleChecker+Valid, 34696 SdHoareTripleChecker+Invalid, 15133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4282 IncrementalHoareTripleChecker+Valid, 10847 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.9s IncrementalHoareTripleChecker+Time [2021-11-17 10:49:35,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12051 Valid, 34696 Invalid, 15133 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4282 Valid, 10847 Invalid, 4 Unknown, 0 Unchecked, 81.9s Time] [2021-11-17 10:49:35,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140172 states. [2021-11-17 10:49:39,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140172 to 131894. [2021-11-17 10:49:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131894 states, 91661 states have (on average 1.307873577639345) internal successors, (119881), 93558 states have internal predecessors, (119881), 33785 states have call successors, (33785), 6081 states have call predecessors, (33785), 6445 states have return successors, (35567), 33772 states have call predecessors, (35567), 33781 states have call successors, (35567) [2021-11-17 10:49:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131894 states to 131894 states and 189233 transitions. [2021-11-17 10:49:41,510 INFO L78 Accepts]: Start accepts. Automaton has 131894 states and 189233 transitions. Word has length 381 [2021-11-17 10:49:41,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:49:41,511 INFO L470 AbstractCegarLoop]: Abstraction has 131894 states and 189233 transitions. [2021-11-17 10:49:41,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 10:49:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 131894 states and 189233 transitions. [2021-11-17 10:49:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-17 10:49:41,525 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:49:41,525 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:49:41,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 10:49:41,526 INFO L402 AbstractCegarLoop]: === Iteration 7 === 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)] === [2021-11-17 10:49:41,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:49:41,526 INFO L85 PathProgramCache]: Analyzing trace with hash -914761946, now seen corresponding path program 1 times [2021-11-17 10:49:41,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:49:41,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001649995] [2021-11-17 10:49:41,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:49:41,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:49:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:49:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:49:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:49:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:49:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:49:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:49:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:49:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:49:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:49:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:49:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:49:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:49:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:42,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:49:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:49:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:49:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:49:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:49:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:49:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:49:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:49:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:49:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:49:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:49:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:49:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:49:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:49:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:49:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:49:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 10:49:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 10:49:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:49:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 10:49:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:49:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 10:49:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 10:49:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 10:49:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 10:49:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:49:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3535 trivial. 0 not checked. [2021-11-17 10:49:43,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:49:43,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001649995] [2021-11-17 10:49:43,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001649995] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:49:43,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:49:43,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:49:43,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89584743] [2021-11-17 10:49:43,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:49:43,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:49:43,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:49:43,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:49:43,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:49:43,511 INFO L87 Difference]: Start difference. First operand 131894 states and 189233 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-17 10:49:45,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:49:59,379 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:50:32,339 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:50:35,584 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:50:37,598 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:50:40,437 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:50:45,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:50:45,811 INFO L93 Difference]: Finished difference Result 139521 states and 201220 transitions. [2021-11-17 10:50:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 10:50:45,813 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 386 [2021-11-17 10:50:45,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:50:46,798 INFO L225 Difference]: With dead ends: 139521 [2021-11-17 10:50:46,798 INFO L226 Difference]: Without dead ends: 139519 [2021-11-17 10:50:46,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:50:46,982 INFO L933 BasicCegarLoop]: 8118 mSDtfsCounter, 9653 mSDsluCounter, 16451 mSDsCounter, 0 mSdLazyCounter, 6748 mSolverCounterSat, 3721 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10589 SdHoareTripleChecker+Valid, 24569 SdHoareTripleChecker+Invalid, 10474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3721 IncrementalHoareTripleChecker+Valid, 6748 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:50:46,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10589 Valid, 24569 Invalid, 10474 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3721 Valid, 6748 Invalid, 5 Unknown, 0 Unchecked, 57.7s Time] [2021-11-17 10:50:47,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139519 states. [2021-11-17 10:50:51,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139519 to 131996. [2021-11-17 10:50:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131996 states, 91718 states have (on average 1.3076931463834798) internal successors, (119939), 93615 states have internal predecessors, (119939), 33822 states have call successors, (33822), 6089 states have call predecessors, (33822), 6453 states have return successors, (35604), 33809 states have call predecessors, (35604), 33818 states have call successors, (35604) [2021-11-17 10:50:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131996 states to 131996 states and 189365 transitions. [2021-11-17 10:50:52,694 INFO L78 Accepts]: Start accepts. Automaton has 131996 states and 189365 transitions. Word has length 386 [2021-11-17 10:50:52,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:50:52,695 INFO L470 AbstractCegarLoop]: Abstraction has 131996 states and 189365 transitions. [2021-11-17 10:50:52,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-17 10:50:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 131996 states and 189365 transitions. [2021-11-17 10:50:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-11-17 10:50:52,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:50:52,700 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:50:52,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 10:50:52,700 INFO L402 AbstractCegarLoop]: === Iteration 8 === 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)] === [2021-11-17 10:50:52,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:50:52,701 INFO L85 PathProgramCache]: Analyzing trace with hash -2132853046, now seen corresponding path program 1 times [2021-11-17 10:50:52,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:50:52,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026842317] [2021-11-17 10:50:52,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:50:52,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:50:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:50:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:50:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:50:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:50:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:50:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:50:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:50:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:50:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:50:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:50:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:50:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:50:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:50:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:50:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:50:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:50:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:50:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:50:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:50:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:50:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:50:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:50:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:50:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:50:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:50:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:50:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:50:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:50:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 10:50:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 10:50:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:50:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 10:50:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:50:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 10:50:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 10:50:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 10:50:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 10:50:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-11-17 10:50:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:50:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3543 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3539 trivial. 0 not checked. [2021-11-17 10:50:53,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:50:53,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026842317] [2021-11-17 10:50:53,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026842317] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:50:53,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:50:53,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:50:53,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372399381] [2021-11-17 10:50:53,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:50:53,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:50:53,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:50:53,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:50:53,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:50:53,671 INFO L87 Difference]: Start difference. First operand 131996 states and 189365 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-17 10:50:55,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:51:09,613 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:51:43,830 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:51:45,678 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:51:51,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:51:51,292 INFO L93 Difference]: Finished difference Result 139525 states and 201223 transitions. [2021-11-17 10:51:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 10:51:51,296 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 391 [2021-11-17 10:51:51,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:51:52,257 INFO L225 Difference]: With dead ends: 139525 [2021-11-17 10:51:52,258 INFO L226 Difference]: Without dead ends: 139521 [2021-11-17 10:51:52,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:51:52,346 INFO L933 BasicCegarLoop]: 8120 mSDtfsCounter, 9644 mSDsluCounter, 16450 mSDsCounter, 0 mSdLazyCounter, 6747 mSolverCounterSat, 3725 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10585 SdHoareTripleChecker+Valid, 24570 SdHoareTripleChecker+Invalid, 10475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3725 IncrementalHoareTripleChecker+Valid, 6747 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.5s IncrementalHoareTripleChecker+Time [2021-11-17 10:51:52,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10585 Valid, 24570 Invalid, 10475 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3725 Valid, 6747 Invalid, 3 Unknown, 0 Unchecked, 53.5s Time] [2021-11-17 10:51:52,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139521 states. [2021-11-17 10:51:56,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139521 to 131998. [2021-11-17 10:51:56,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131998 states, 91720 states have (on average 1.3076755342346271) internal successors, (119940), 93616 states have internal predecessors, (119940), 33822 states have call successors, (33822), 6090 states have call predecessors, (33822), 6453 states have return successors, (35604), 33809 states have call predecessors, (35604), 33818 states have call successors, (35604) [2021-11-17 10:51:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131998 states to 131998 states and 189366 transitions. [2021-11-17 10:51:58,009 INFO L78 Accepts]: Start accepts. Automaton has 131998 states and 189366 transitions. Word has length 391 [2021-11-17 10:51:58,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:51:58,024 INFO L470 AbstractCegarLoop]: Abstraction has 131998 states and 189366 transitions. [2021-11-17 10:51:58,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-17 10:51:58,024 INFO L276 IsEmpty]: Start isEmpty. Operand 131998 states and 189366 transitions. [2021-11-17 10:51:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-11-17 10:51:58,041 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:51:58,043 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:51:58,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 10:51:58,044 INFO L402 AbstractCegarLoop]: === Iteration 9 === 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)] === [2021-11-17 10:51:58,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:51:58,044 INFO L85 PathProgramCache]: Analyzing trace with hash 2075792742, now seen corresponding path program 1 times [2021-11-17 10:51:58,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:51:58,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522659376] [2021-11-17 10:51:58,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:51:58,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:51:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:51:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:51:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:51:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:51:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:51:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:51:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:51:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:51:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:51:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:51:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:51:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:51:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:51:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:51:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:51:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:51:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:51:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:51:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:51:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:51:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:51:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:51:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:51:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:51:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:51:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:51:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:51:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:58,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:51:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 10:51:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 10:51:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:51:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-17 10:51:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:51:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-17 10:51:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-17 10:51:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 10:51:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 10:51:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-11-17 10:51:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-11-17 10:51:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:51:59,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3553 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3547 trivial. 0 not checked. [2021-11-17 10:51:59,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:51:59,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522659376] [2021-11-17 10:51:59,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522659376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:51:59,062 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:51:59,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:51:59,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810057677] [2021-11-17 10:51:59,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:51:59,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:51:59,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:51:59,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:51:59,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:51:59,065 INFO L87 Difference]: Start difference. First operand 131998 states and 189366 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-11-17 10:52:01,154 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:52:14,777 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:52:49,514 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:52:51,876 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:52:54,635 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:53:00,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:53:00,078 INFO L93 Difference]: Finished difference Result 139521 states and 201219 transitions. [2021-11-17 10:53:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 10:53:00,081 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 396 [2021-11-17 10:53:00,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:53:01,465 INFO L225 Difference]: With dead ends: 139521 [2021-11-17 10:53:01,466 INFO L226 Difference]: Without dead ends: 139306 [2021-11-17 10:53:01,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:53:01,566 INFO L933 BasicCegarLoop]: 8110 mSDtfsCounter, 9649 mSDsluCounter, 16436 mSDsCounter, 0 mSdLazyCounter, 6740 mSolverCounterSat, 3716 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10590 SdHoareTripleChecker+Valid, 24546 SdHoareTripleChecker+Invalid, 10461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3716 IncrementalHoareTripleChecker+Valid, 6740 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.6s IncrementalHoareTripleChecker+Time [2021-11-17 10:53:01,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10590 Valid, 24546 Invalid, 10461 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3716 Valid, 6740 Invalid, 5 Unknown, 0 Unchecked, 56.6s Time] [2021-11-17 10:53:01,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139306 states. [2021-11-17 10:53:06,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139306 to 131783. [2021-11-17 10:53:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131783 states, 91620 states have (on average 1.3074874481554246) internal successors, (119792), 93468 states have internal predecessors, (119792), 33719 states have call successors, (33719), 6069 states have call predecessors, (33719), 6442 states have return successors, (35505), 33763 states have call predecessors, (35505), 33719 states have call successors, (35505) [2021-11-17 10:53:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131783 states to 131783 states and 189016 transitions. [2021-11-17 10:53:07,564 INFO L78 Accepts]: Start accepts. Automaton has 131783 states and 189016 transitions. Word has length 396 [2021-11-17 10:53:07,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:53:07,572 INFO L470 AbstractCegarLoop]: Abstraction has 131783 states and 189016 transitions. [2021-11-17 10:53:07,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-11-17 10:53:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 131783 states and 189016 transitions. [2021-11-17 10:53:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-17 10:53:07,577 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:53:07,577 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:53:07,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 10:53:07,578 INFO L402 AbstractCegarLoop]: === Iteration 10 === 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)] === [2021-11-17 10:53:07,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:53:07,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1028222354, now seen corresponding path program 1 times [2021-11-17 10:53:07,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:53:07,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922048151] [2021-11-17 10:53:07,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:53:07,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:53:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:53:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:53:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:53:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:53:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:53:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:53:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:53:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:53:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:07,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:53:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:53:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:53:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:53:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 10:53:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:53:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:53:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 10:53:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:53:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:53:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:53:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:53:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 10:53:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 10:53:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 10:53:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:53:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:53:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 10:53:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 10:53:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:53:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-17 10:53:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-17 10:53:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-17 10:53:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-11-17 10:53:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-17 10:53:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:53:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-11-17 10:53:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 10:53:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-11-17 10:53:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:53:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3528 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3525 trivial. 0 not checked. [2021-11-17 10:53:08,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:53:08,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922048151] [2021-11-17 10:53:08,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922048151] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:53:08,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:53:08,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:53:08,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666296400] [2021-11-17 10:53:08,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:53:08,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:53:08,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:53:08,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:53:08,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:53:08,470 INFO L87 Difference]: Start difference. First operand 131783 states and 189016 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2021-11-17 10:53:10,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:53:12,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:53:19,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:54:02,431 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:54:04,704 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:54:06,346 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:54:08,931 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:54:17,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:54:17,389 INFO L93 Difference]: Finished difference Result 333053 states and 479215 transitions. [2021-11-17 10:54:17,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:54:17,392 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 404 [2021-11-17 10:54:17,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:54:19,437 INFO L225 Difference]: With dead ends: 333053 [2021-11-17 10:54:19,438 INFO L226 Difference]: Without dead ends: 202179 [2021-11-17 10:54:20,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 10:54:20,065 INFO L933 BasicCegarLoop]: 10387 mSDtfsCounter, 11493 mSDsluCounter, 10471 mSDsCounter, 0 mSdLazyCounter, 5982 mSolverCounterSat, 5047 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12934 SdHoareTripleChecker+Valid, 20858 SdHoareTripleChecker+Invalid, 11035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5047 IncrementalHoareTripleChecker+Valid, 5982 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.6s IncrementalHoareTripleChecker+Time [2021-11-17 10:54:20,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12934 Valid, 20858 Invalid, 11035 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5047 Valid, 5982 Invalid, 6 Unknown, 0 Unchecked, 60.6s Time] [2021-11-17 10:54:20,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202179 states. Killed by 15