./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 13:44:40,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 13:44:40,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 13:44:40,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 13:44:40,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 13:44:40,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 13:44:40,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 13:44:40,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 13:44:40,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 13:44:40,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 13:44:40,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 13:44:40,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 13:44:40,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 13:44:40,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 13:44:40,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 13:44:40,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 13:44:40,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 13:44:40,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 13:44:40,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 13:44:40,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 13:44:40,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 13:44:40,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 13:44:40,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 13:44:40,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 13:44:40,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 13:44:40,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 13:44:40,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 13:44:40,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 13:44:40,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 13:44:40,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 13:44:40,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 13:44:40,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 13:44:40,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 13:44:40,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 13:44:40,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 13:44:40,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 13:44:40,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 13:44:40,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 13:44:40,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 13:44:40,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 13:44:40,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 13:44:40,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 13:44:40,361 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 13:44:40,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 13:44:40,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 13:44:40,363 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 13:44:40,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 13:44:40,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 13:44:40,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 13:44:40,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 13:44:40,365 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 13:44:40,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 13:44:40,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 13:44:40,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 13:44:40,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 13:44:40,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 13:44:40,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 13:44:40,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 13:44:40,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 13:44:40,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 13:44:40,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 13:44:40,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 13:44:40,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 13:44:40,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:44:40,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 13:44:40,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 13:44:40,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 13:44:40,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 13:44:40,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 13:44:40,370 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 13:44:40,370 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 13:44:40,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 13:44:40,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 13:44:40,370 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6edce8af070c2ee0f77c0bbc4c8794c42a85035f5c58f10014fb64bda90c7e26 [2021-12-18 13:44:40,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 13:44:40,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 13:44:40,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 13:44:40,687 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 13:44:40,688 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 13:44:40,689 INFO L432 ainManager$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 [2021-12-18 13:44:40,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/493b711c4/4be38cd54c90427aa0520610cead9f3b/FLAGbc7c65b18 [2021-12-18 13:44:41,735 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 13:44:41,736 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 [2021-12-18 13:44:41,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/493b711c4/4be38cd54c90427aa0520610cead9f3b/FLAGbc7c65b18 [2021-12-18 13:44:42,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/493b711c4/4be38cd54c90427aa0520610cead9f3b [2021-12-18 13:44:42,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 13:44:42,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 13:44:42,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 13:44:42,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 13:44:42,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 13:44:42,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:44:42" (1/1) ... [2021-12-18 13:44:42,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ab540d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:42, skipping insertion in model container [2021-12-18 13:44:42,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:44:42" (1/1) ... [2021-12-18 13:44:42,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 13:44:42,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 13:44:48,796 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] [2021-12-18 13:44:48,798 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] [2021-12-18 13:44:48,799 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] [2021-12-18 13:44:48,799 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] [2021-12-18 13:44:48,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:44:48,906 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 13:44:49,485 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] [2021-12-18 13:44:49,486 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] [2021-12-18 13:44:49,487 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] [2021-12-18 13:44:49,487 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] [2021-12-18 13:44:49,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:44:49,982 INFO L208 MainTranslator]: Completed translation [2021-12-18 13:44:49,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49 WrapperNode [2021-12-18 13:44:49,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 13:44:49,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 13:44:49,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 13:44:49,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 13:44:50,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:50,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:50,810 INFO L137 Inliner]: procedures = 741, calls = 8484, calls flagged for inlining = 407, calls inlined = 361, statements flattened = 16805 [2021-12-18 13:44:50,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 13:44:50,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 13:44:50,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 13:44:50,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 13:44:50,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:50,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:50,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:50,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:51,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:51,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:51,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:51,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 13:44:51,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 13:44:51,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 13:44:51,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 13:44:51,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (1/1) ... [2021-12-18 13:44:51,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:44:51,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:44:51,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 13:44:51,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 13:44:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 13:44:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 13:44:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-12-18 13:44:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-12-18 13:44:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-12-18 13:44:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-12-18 13:44:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-12-18 13:44:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-12-18 13:44:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 13:44:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 13:44:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-18 13:44:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-18 13:44:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-12-18 13:44:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-12-18 13:44:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 13:44:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 13:44:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 13:44:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 13:44:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-18 13:44:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-18 13:44:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-12-18 13:44:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-12-18 13:44:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-12-18 13:44:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-12-18 13:44:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 13:44:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 13:44:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-12-18 13:44:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-12-18 13:44:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-12-18 13:44:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-12-18 13:44:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 13:44:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 13:44:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-12-18 13:44:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-12-18 13:44:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-12-18 13:44:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-12-18 13:44:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-18 13:44:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-18 13:44:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-12-18 13:44:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-12-18 13:44:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-12-18 13:44:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-12-18 13:44:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-18 13:44:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-18 13:44:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-12-18 13:44:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-12-18 13:44:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-12-18 13:44:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-12-18 13:44:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 13:44:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 13:44:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-18 13:44:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-18 13:44:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 13:44:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 13:44:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-12-18 13:44:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-12-18 13:44:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-12-18 13:44:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-12-18 13:44:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-12-18 13:44:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-12-18 13:44:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-18 13:44:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-18 13:44:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-12-18 13:44:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-12-18 13:44:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 13:44:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 13:44:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-12-18 13:44:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-12-18 13:44:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-12-18 13:44:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-12-18 13:44:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-12-18 13:44:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-12-18 13:44:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-18 13:44:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-18 13:44:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 13:44:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 13:44:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 13:44:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 13:44:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 13:44:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 13:44:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 13:44:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 13:44:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 13:44:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 13:44:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 13:44:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 13:44:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 13:44:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 13:44:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 13:44:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 13:44:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 13:44:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 13:44:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-12-18 13:44:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-12-18 13:44:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-12-18 13:44:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-12-18 13:44:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-18 13:44:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-18 13:44:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-18 13:44:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-18 13:44:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-12-18 13:44:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-12-18 13:44:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 13:44:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 13:44:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-12-18 13:44:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-12-18 13:44:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 13:44:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 13:44:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 13:44:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 13:44:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 13:44:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 13:44:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-18 13:44:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-18 13:44:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 13:44:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-18 13:44:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-18 13:44:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-18 13:44:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-18 13:44:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-12-18 13:44:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-12-18 13:44:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-12-18 13:44:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-12-18 13:44:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 13:44:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 13:44:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-12-18 13:44:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-12-18 13:44:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 13:44:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 13:44:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-12-18 13:44:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-12-18 13:44:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 13:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 13:44:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 13:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-12-18 13:44:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-12-18 13:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-12-18 13:44:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-12-18 13:44:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-12-18 13:44:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-12-18 13:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-12-18 13:44:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-12-18 13:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 13:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 13:44:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 13:44:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-18 13:44:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-18 13:44:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 13:44:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 13:44:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-12-18 13:44:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-12-18 13:44:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 13:44:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 13:44:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-12-18 13:44:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-12-18 13:44:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-12-18 13:44:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-12-18 13:44:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-12-18 13:44:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-12-18 13:44:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 13:44:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 13:44:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 13:44:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 13:44:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 13:44:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 13:44:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-18 13:44:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-18 13:44:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-12-18 13:44:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-12-18 13:44:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-12-18 13:44:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-12-18 13:44:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-18 13:44:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-18 13:44:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-12-18 13:44:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-12-18 13:44:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-12-18 13:44:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-12-18 13:44:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-12-18 13:44:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-12-18 13:44:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 13:44:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 13:44:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-12-18 13:44:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-12-18 13:44:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 13:44:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 13:44:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-18 13:44:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-18 13:44:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-12-18 13:44:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-12-18 13:44:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-12-18 13:44:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-12-18 13:44:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-12-18 13:44:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-12-18 13:44:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-12-18 13:44:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-12-18 13:44:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 13:44:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 13:44:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 13:44:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 13:44:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 13:44:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-18 13:44:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-18 13:44:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-18 13:44:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-18 13:44:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-18 13:44:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-18 13:44:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 13:44:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-12-18 13:44:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 13:44:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 13:44:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-18 13:44:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-18 13:44:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-12-18 13:44:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:44:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-12-18 13:44:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 13:44:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:44:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:44:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-12-18 13:44:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-12-18 13:44:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 13:44:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 13:44:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-12-18 13:44:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-18 13:44:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-18 13:44:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-12-18 13:44:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-12-18 13:44:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-12-18 13:44:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-12-18 13:44:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 13:44:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 13:44:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 13:44:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 13:44:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-18 13:44:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-18 13:44:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 13:44:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 13:44:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-18 13:44:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-18 13:44:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-18 13:44:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-18 13:44:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 13:44:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 13:44:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-12-18 13:44:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-12-18 13:44:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 13:44:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 13:44:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 13:44:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 13:44:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-12-18 13:44:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-12-18 13:44:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-12-18 13:44:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-12-18 13:44:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-18 13:44:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-18 13:44:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-12-18 13:44:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-12-18 13:44:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 13:44:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 13:44:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-12-18 13:44:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-12-18 13:44:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 13:44:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 13:44:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-18 13:44:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-18 13:44:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 13:44:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 13:44:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-12-18 13:44:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-12-18 13:44:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 13:44:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 13:44:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 13:44:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 13:44:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 13:44:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 13:44:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-12-18 13:44:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-12-18 13:44:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:44:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:44:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-18 13:44:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-18 13:44:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-12-18 13:44:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-12-18 13:44:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 13:44:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 13:44:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 13:44:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-18 13:44:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-18 13:44:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 13:44:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 13:44:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 13:44:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 13:44:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-12-18 13:44:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-12-18 13:44:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-12-18 13:44:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-12-18 13:44:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 13:44:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 13:44:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 13:44:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 13:44:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 13:44:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 13:44:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-12-18 13:44:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-12-18 13:44:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-18 13:44:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-18 13:44:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-12-18 13:44:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-12-18 13:44:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-18 13:44:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-18 13:44:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-12-18 13:44:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-12-18 13:44:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-12-18 13:44:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-12-18 13:44:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 13:44:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 13:44:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 13:44:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 13:44:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-12-18 13:44:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-12-18 13:44:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-12-18 13:44:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-12-18 13:44:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 13:44:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 13:44:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 13:44:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 13:44:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 13:44:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-12-18 13:44:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-12-18 13:44:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-12-18 13:44:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-12-18 13:44:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-12-18 13:44:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-12-18 13:44:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 13:44:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 13:44:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-12-18 13:44:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-12-18 13:44:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 13:44:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 13:44:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-12-18 13:44:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-12-18 13:44:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 13:44:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-12-18 13:44:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-12-18 13:44:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-12-18 13:44:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-12-18 13:44:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-12-18 13:44:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-12-18 13:44:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-18 13:44:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-18 13:44:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-12-18 13:44:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-12-18 13:44:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-12-18 13:44:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-12-18 13:44:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-12-18 13:44:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-12-18 13:44:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 13:44:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-12-18 13:44:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-12-18 13:44:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-12-18 13:44:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-12-18 13:44:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 13:44:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 13:44:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-18 13:44:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-18 13:44:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-12-18 13:44:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-12-18 13:44:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-12-18 13:44:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-12-18 13:44:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 13:44:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 13:44:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-12-18 13:44:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-12-18 13:44:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 13:44:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 13:44:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-12-18 13:44:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-12-18 13:44:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 13:44:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 13:44:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-12-18 13:44:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-12-18 13:44:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 13:44:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 13:44:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-12-18 13:44:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-12-18 13:44:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-18 13:44:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-18 13:44:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-12-18 13:44:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-12-18 13:44:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 13:44:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 13:44:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-12-18 13:44:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-12-18 13:44:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-12-18 13:44:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-12-18 13:44:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-12-18 13:44:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-12-18 13:44:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-12-18 13:44:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-12-18 13:44:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-12-18 13:44:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-12-18 13:44:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 13:44:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 13:44:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 13:44:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 13:44:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 13:44:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 13:44:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 13:44:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 13:44:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 13:44:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 13:44:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-18 13:44:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-18 13:44:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-12-18 13:44:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-12-18 13:44:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 13:44:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 13:44:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-12-18 13:44:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-12-18 13:44:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-12-18 13:44:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-12-18 13:44:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-12-18 13:44:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-12-18 13:44:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-12-18 13:44:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cnic_lock_of_bnx2 [2021-12-18 13:44:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-12-18 13:44:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cnic_lock_of_bnx2 [2021-12-18 13:44:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 13:44:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 13:44:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 13:44:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 13:44:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-12-18 13:44:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-12-18 13:44:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 13:44:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-12-18 13:44:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-12-18 13:44:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 13:44:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 13:44:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-12-18 13:44:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-12-18 13:44:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-12-18 13:44:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-12-18 13:44:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-12-18 13:44:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-12-18 13:44:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 13:44:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-18 13:44:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-12-18 13:44:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-12-18 13:44:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-12-18 13:44:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-12-18 13:44:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 13:44:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 13:44:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 13:44:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 13:44:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 13:44:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 13:44:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-12-18 13:44:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-12-18 13:44:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 13:44:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 13:44:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-18 13:44:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-18 13:44:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-12-18 13:44:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-12-18 13:44:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-12-18 13:44:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-12-18 13:44:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-12-18 13:44:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-12-18 13:44:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-12-18 13:44:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-12-18 13:44:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 13:44:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 13:44:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 13:44:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 13:44:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-12-18 13:44:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-12-18 13:44:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-18 13:44:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-18 13:44:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-18 13:44:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-18 13:44:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 13:44:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 13:44:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 13:44:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 13:44:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 13:44:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 13:44:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 13:44:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 13:44:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 13:44:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 13:44:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 13:44:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-12-18 13:44:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-12-18 13:44:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-12-18 13:44:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-12-18 13:44:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-18 13:44:52,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-18 13:44:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 13:44:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 13:44:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-12-18 13:44:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-12-18 13:44:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-12-18 13:44:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-12-18 13:44:53,680 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 13:44:53,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 13:44:53,939 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 13:46:55,410 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 13:46:55,560 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 13:46:55,592 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 13:46:55,593 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-18 13:46:55,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:46:55 BoogieIcfgContainer [2021-12-18 13:46:55,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 13:46:55,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 13:46:55,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 13:46:55,608 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 13:46:55,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:44:42" (1/3) ... [2021-12-18 13:46:55,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ebf7d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:46:55, skipping insertion in model container [2021-12-18 13:46:55,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:44:49" (2/3) ... [2021-12-18 13:46:55,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ebf7d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:46:55, skipping insertion in model container [2021-12-18 13:46:55,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:46:55" (3/3) ... [2021-12-18 13:46:55,613 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-12-18 13:46:55,619 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 13:46:55,620 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-18 13:46:55,700 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 13:46:55,719 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 13:46:55,722 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-18 13:46:55,839 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) [2021-12-18 13:46:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-12-18 13:46:55,859 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:46:55,860 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] [2021-12-18 13:46:55,861 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:46:55,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:46:55,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1168256443, now seen corresponding path program 1 times [2021-12-18 13:46:55,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:46:55,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027841979] [2021-12-18 13:46:55,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:46:55,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:46:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:46:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:46:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:46:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:46:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:46:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:46:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:46:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:46:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:46:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:46:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:46:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:46:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:46:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:46:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:46:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:46:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:46:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:46:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:46:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:46:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:46:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:46:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:46:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:46:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:46:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:46:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:46:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:46:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:46:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-12-18 13:46:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:46:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-12-18 13:46:57,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:46:57,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027841979] [2021-12-18 13:46:57,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027841979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:46:57,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:46:57,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:46:57,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218221334] [2021-12-18 13:46:57,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:46:57,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:46:57,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:46:57,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:46:57,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:46:57,829 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) [2021-12-18 13:47:01,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:47:30,961 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:47:32,937 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:47:43,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:47:52,372 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:47:58,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:47:58,514 INFO L93 Difference]: Finished difference Result 18884 states and 27824 transitions. [2021-12-18 13:47:58,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:47:58,517 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 [2021-12-18 13:47:58,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:47:58,671 INFO L225 Difference]: With dead ends: 18884 [2021-12-18 13:47:58,672 INFO L226 Difference]: Without dead ends: 12914 [2021-12-18 13:47:58,748 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 [2021-12-18 13:47:58,752 INFO L933 BasicCegarLoop]: 9269 mSDtfsCounter, 12021 mSDsluCounter, 9837 mSDsCounter, 0 mSdLazyCounter, 5948 mSolverCounterSat, 5340 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13525 SdHoareTripleChecker+Valid, 19106 SdHoareTripleChecker+Invalid, 11292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5340 IncrementalHoareTripleChecker+Valid, 5948 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.0s IncrementalHoareTripleChecker+Time [2021-12-18 13:47:58,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13525 Valid, 19106 Invalid, 11292 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5340 Valid, 5948 Invalid, 4 Unknown, 0 Unchecked, 59.0s Time] [2021-12-18 13:47:58,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12914 states. [2021-12-18 13:47:59,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12914 to 11745. [2021-12-18 13:47:59,483 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) [2021-12-18 13:47:59,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11745 states to 11745 states and 16874 transitions. [2021-12-18 13:47:59,593 INFO L78 Accepts]: Start accepts. Automaton has 11745 states and 16874 transitions. Word has length 325 [2021-12-18 13:47:59,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:47:59,599 INFO L470 AbstractCegarLoop]: Abstraction has 11745 states and 16874 transitions. [2021-12-18 13:47:59,600 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) [2021-12-18 13:47:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 11745 states and 16874 transitions. [2021-12-18 13:47:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2021-12-18 13:47:59,614 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:47:59,615 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] [2021-12-18 13:47:59,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 13:47:59,616 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)] === [2021-12-18 13:47:59,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:47:59,616 INFO L85 PathProgramCache]: Analyzing trace with hash 332346403, now seen corresponding path program 1 times [2021-12-18 13:47:59,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:47:59,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717610763] [2021-12-18 13:47:59,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:47:59,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:47:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:48:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:48:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:48:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:48:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:48:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:48:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:48:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:48:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:48:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:48:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:48:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:48:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:48:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:48:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:48:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:48:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:48:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:48:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:48:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:48:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:48:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:48:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:48:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:48:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:48:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:48:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:48:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:48:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:48:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-18 13:48:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:48:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-12-18 13:48:00,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:48:00,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717610763] [2021-12-18 13:48:00,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717610763] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:48:00,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:48:00,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:48:00,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759895806] [2021-12-18 13:48:00,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:48:00,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:48:00,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:48:00,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:48:00,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:48:00,776 INFO L87 Difference]: Start difference. First operand 11745 states and 16874 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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) [2021-12-18 13:48:04,988 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:48:39,841 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:48:41,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:48:58,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:48:58,857 INFO L93 Difference]: Finished difference Result 36930 states and 53550 transitions. [2021-12-18 13:48:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:48:58,858 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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 342 [2021-12-18 13:48:58,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:48:59,083 INFO L225 Difference]: With dead ends: 36930 [2021-12-18 13:48:59,083 INFO L226 Difference]: Without dead ends: 25244 [2021-12-18 13:48:59,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:48:59,191 INFO L933 BasicCegarLoop]: 10258 mSDtfsCounter, 11399 mSDsluCounter, 10328 mSDsCounter, 0 mSdLazyCounter, 6027 mSolverCounterSat, 5066 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12859 SdHoareTripleChecker+Valid, 20586 SdHoareTripleChecker+Invalid, 11095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5066 IncrementalHoareTripleChecker+Valid, 6027 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.3s IncrementalHoareTripleChecker+Time [2021-12-18 13:48:59,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12859 Valid, 20586 Invalid, 11095 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5066 Valid, 6027 Invalid, 2 Unknown, 0 Unchecked, 56.3s Time] [2021-12-18 13:48:59,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25244 states. [2021-12-18 13:49:00,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25244 to 22898. [2021-12-18 13:49:00,278 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) [2021-12-18 13:49:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22898 states to 22898 states and 32861 transitions. [2021-12-18 13:49:00,431 INFO L78 Accepts]: Start accepts. Automaton has 22898 states and 32861 transitions. Word has length 342 [2021-12-18 13:49:00,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:49:00,433 INFO L470 AbstractCegarLoop]: Abstraction has 22898 states and 32861 transitions. [2021-12-18 13:49:00,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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) [2021-12-18 13:49:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 22898 states and 32861 transitions. [2021-12-18 13:49:00,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-12-18 13:49:00,441 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:49:00,442 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] [2021-12-18 13:49:00,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 13:49:00,442 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)] === [2021-12-18 13:49:00,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:49:00,443 INFO L85 PathProgramCache]: Analyzing trace with hash 912026841, now seen corresponding path program 1 times [2021-12-18 13:49:00,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:49:00,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224490850] [2021-12-18 13:49:00,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:49:00,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:49:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:49:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:49:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:49:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:49:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:49:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:49:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:49:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:49:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:49:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:49:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:49:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:49:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:49:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:49:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:49:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:49:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:49:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:49:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:49:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:49:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:49:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:49:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:49:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:49:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:49:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:49:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:49:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:49:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:49:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:49:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:49:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-12-18 13:49:01,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:49:01,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224490850] [2021-12-18 13:49:01,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224490850] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:49:01,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:49:01,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:49:01,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703413922] [2021-12-18 13:49:01,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:49:01,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:49:01,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:49:01,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:49:01,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:49:01,611 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) [2021-12-18 13:49:04,731 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:49:38,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:49:40,665 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:49:57,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:50:02,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:50:02,805 INFO L93 Difference]: Finished difference Result 59829 states and 86530 transitions. [2021-12-18 13:50:02,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:50:02,806 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 [2021-12-18 13:50:02,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:50:03,140 INFO L225 Difference]: With dead ends: 59829 [2021-12-18 13:50:03,141 INFO L226 Difference]: Without dead ends: 36990 [2021-12-18 13:50:03,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:50:03,284 INFO L933 BasicCegarLoop]: 9335 mSDtfsCounter, 11718 mSDsluCounter, 9800 mSDsCounter, 0 mSdLazyCounter, 5976 mSolverCounterSat, 5271 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13181 SdHoareTripleChecker+Valid, 19135 SdHoareTripleChecker+Invalid, 11251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5271 IncrementalHoareTripleChecker+Valid, 5976 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.2s IncrementalHoareTripleChecker+Time [2021-12-18 13:50:03,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13181 Valid, 19135 Invalid, 11251 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5271 Valid, 5976 Invalid, 4 Unknown, 0 Unchecked, 59.2s Time] [2021-12-18 13:50:03,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36990 states. [2021-12-18 13:50:05,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36990 to 33536. [2021-12-18 13:50:05,138 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) [2021-12-18 13:50:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33536 states to 33536 states and 48053 transitions. [2021-12-18 13:50:05,387 INFO L78 Accepts]: Start accepts. Automaton has 33536 states and 48053 transitions. Word has length 340 [2021-12-18 13:50:05,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:50:05,391 INFO L470 AbstractCegarLoop]: Abstraction has 33536 states and 48053 transitions. [2021-12-18 13:50:05,391 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) [2021-12-18 13:50:05,392 INFO L276 IsEmpty]: Start isEmpty. Operand 33536 states and 48053 transitions. [2021-12-18 13:50:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-12-18 13:50:05,402 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:50:05,403 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] [2021-12-18 13:50:05,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 13:50:05,403 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)] === [2021-12-18 13:50:05,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:50:05,404 INFO L85 PathProgramCache]: Analyzing trace with hash -380472971, now seen corresponding path program 1 times [2021-12-18 13:50:05,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:50:05,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073300877] [2021-12-18 13:50:05,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:50:05,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:50:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:50:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:50:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:50:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:50:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:50:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:50:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:50:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:50:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:50:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:50:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:50:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:50:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:50:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:50:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:50:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:50:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:50:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:50:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:50:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:50:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:50:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:50:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:50:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:50:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:50:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:50:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:50:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:50:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-18 13:50:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:50:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:50:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:50:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-18 13:50:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-18 13:50:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:50:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 3244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked. [2021-12-18 13:50:06,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:50:06,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073300877] [2021-12-18 13:50:06,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073300877] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:50:06,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:50:06,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:50:06,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097461397] [2021-12-18 13:50:06,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:50:06,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:50:06,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:50:06,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:50:06,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:50:06,712 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) [2021-12-18 13:50:09,905 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:50:43,020 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:50:45,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:50:51,596 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:50:53,771 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:51:06,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:51:06,429 INFO L93 Difference]: Finished difference Result 88106 states and 127221 transitions. [2021-12-18 13:51:06,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:51:06,431 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 [2021-12-18 13:51:06,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:51:07,163 INFO L225 Difference]: With dead ends: 88106 [2021-12-18 13:51:07,164 INFO L226 Difference]: Without dead ends: 54629 [2021-12-18 13:51:07,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:51:07,361 INFO L933 BasicCegarLoop]: 9545 mSDtfsCounter, 11892 mSDsluCounter, 10005 mSDsCounter, 0 mSdLazyCounter, 5969 mSolverCounterSat, 5283 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13388 SdHoareTripleChecker+Valid, 19550 SdHoareTripleChecker+Invalid, 11256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5283 IncrementalHoareTripleChecker+Valid, 5969 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.2s IncrementalHoareTripleChecker+Time [2021-12-18 13:51:07,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13388 Valid, 19550 Invalid, 11256 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5283 Valid, 5969 Invalid, 4 Unknown, 0 Unchecked, 57.2s Time] [2021-12-18 13:51:07,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54629 states. [2021-12-18 13:51:09,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54629 to 49661. [2021-12-18 13:51:09,497 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) [2021-12-18 13:51:09,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49661 states to 49661 states and 71120 transitions. [2021-12-18 13:51:09,891 INFO L78 Accepts]: Start accepts. Automaton has 49661 states and 71120 transitions. Word has length 373 [2021-12-18 13:51:09,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:51:09,893 INFO L470 AbstractCegarLoop]: Abstraction has 49661 states and 71120 transitions. [2021-12-18 13:51:09,893 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) [2021-12-18 13:51:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 49661 states and 71120 transitions. [2021-12-18 13:51:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-18 13:51:09,903 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:51:09,903 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] [2021-12-18 13:51:09,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 13:51:09,904 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:51:09,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:51:09,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1728002123, now seen corresponding path program 1 times [2021-12-18 13:51:09,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:51:09,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96187818] [2021-12-18 13:51:09,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:51:09,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:51:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:51:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:51:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:51:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:51:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:51:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:51:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:51:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:51:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:51:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:51:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:51:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:51:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:51:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:51:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:10,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:51:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:51:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:51:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:51:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:51:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:51:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:51:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:51:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:51:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:51:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:51:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:51:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:51:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:51:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-18 13:51:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-12-18 13:51:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:51:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:51:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-12-18 13:51:11,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:51:11,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96187818] [2021-12-18 13:51:11,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96187818] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:51:11,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:51:11,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:51:11,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487558019] [2021-12-18 13:51:11,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:51:11,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:51:11,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:51:11,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:51:11,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:51:11,311 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) [2021-12-18 13:51:16,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:51:55,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:51:57,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:52:05,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:52:08,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:52:08,651 INFO L93 Difference]: Finished difference Result 136234 states and 196572 transitions. [2021-12-18 13:52:08,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:52:08,653 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 [2021-12-18 13:52:08,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:52:09,454 INFO L225 Difference]: With dead ends: 136234 [2021-12-18 13:52:09,454 INFO L226 Difference]: Without dead ends: 86632 [2021-12-18 13:52:09,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:52:09,715 INFO L933 BasicCegarLoop]: 9008 mSDtfsCounter, 10541 mSDsluCounter, 9785 mSDsCounter, 0 mSdLazyCounter, 5780 mSolverCounterSat, 4986 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11818 SdHoareTripleChecker+Valid, 18793 SdHoareTripleChecker+Invalid, 10770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4986 IncrementalHoareTripleChecker+Valid, 5780 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:52:09,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11818 Valid, 18793 Invalid, 10770 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4986 Valid, 5780 Invalid, 4 Unknown, 0 Unchecked, 53.5s Time] [2021-12-18 13:52:09,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86632 states. [2021-12-18 13:52:12,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86632 to 82003. [2021-12-18 13:52:12,434 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) [2021-12-18 13:52:13,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82003 states to 82003 states and 118126 transitions. [2021-12-18 13:52:13,520 INFO L78 Accepts]: Start accepts. Automaton has 82003 states and 118126 transitions. Word has length 367 [2021-12-18 13:52:13,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:52:13,521 INFO L470 AbstractCegarLoop]: Abstraction has 82003 states and 118126 transitions. [2021-12-18 13:52:13,522 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) [2021-12-18 13:52:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 82003 states and 118126 transitions. [2021-12-18 13:52:13,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-18 13:52:13,528 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:52:13,529 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] [2021-12-18 13:52:13,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 13:52:13,529 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)] === [2021-12-18 13:52:13,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:52:13,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1816364426, now seen corresponding path program 1 times [2021-12-18 13:52:13,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:52:13,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004972012] [2021-12-18 13:52:13,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:52:13,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:52:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:52:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:52:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:52:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:52:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:52:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:52:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:52:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:52:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:52:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:52:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:52:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:52:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:52:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:52:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:52:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:52:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:52:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:52:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:52:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:52:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:52:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:52:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:52:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:52:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:52:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:52:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:52:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:52:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 13:52:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 13:52:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:52:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:52:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:52:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 13:52:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 13:52:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 13:52:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:52:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3535 trivial. 0 not checked. [2021-12-18 13:52:14,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:52:14,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004972012] [2021-12-18 13:52:14,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004972012] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:52:14,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:52:14,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:52:14,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861241072] [2021-12-18 13:52:14,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:52:14,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:52:14,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:52:14,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:52:14,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:52:14,943 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) [2021-12-18 13:52:30,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:30,122 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:34,097 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:36,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:38,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:41,911 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:53:51,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:53:51,461 INFO L93 Difference]: Finished difference Result 140024 states and 201921 transitions. [2021-12-18 13:53:51,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 13:53:51,464 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 [2021-12-18 13:53:51,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:53:53,413 INFO L225 Difference]: With dead ends: 140024 [2021-12-18 13:53:53,413 INFO L226 Difference]: Without dead ends: 140022 [2021-12-18 13:53:53,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 13:53:53,561 INFO L933 BasicCegarLoop]: 10153 mSDtfsCounter, 10745 mSDsluCounter, 24091 mSDsCounter, 0 mSdLazyCounter, 10815 mSolverCounterSat, 4319 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12046 SdHoareTripleChecker+Valid, 34244 SdHoareTripleChecker+Invalid, 15140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4319 IncrementalHoareTripleChecker+Valid, 10815 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91.9s IncrementalHoareTripleChecker+Time [2021-12-18 13:53:53,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12046 Valid, 34244 Invalid, 15140 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4319 Valid, 10815 Invalid, 6 Unknown, 0 Unchecked, 91.9s Time] [2021-12-18 13:53:53,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140022 states. [2021-12-18 13:53:58,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140022 to 131744. [2021-12-18 13:53:58,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131744 states, 91571 states have (on average 1.3081761693112448) internal successors, (119791), 93468 states have internal predecessors, (119791), 33725 states have call successors, (33725), 6081 states have call predecessors, (33725), 6445 states have return successors, (35582), 33712 states have call predecessors, (35582), 33721 states have call successors, (35582) [2021-12-18 13:53:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131744 states to 131744 states and 189098 transitions. [2021-12-18 13:53:59,903 INFO L78 Accepts]: Start accepts. Automaton has 131744 states and 189098 transitions. Word has length 381 [2021-12-18 13:53:59,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:53:59,903 INFO L470 AbstractCegarLoop]: Abstraction has 131744 states and 189098 transitions. [2021-12-18 13:53:59,904 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) [2021-12-18 13:53:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 131744 states and 189098 transitions. [2021-12-18 13:53:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-12-18 13:53:59,911 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:53:59,911 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] [2021-12-18 13:53:59,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 13:53:59,912 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)] === [2021-12-18 13:53:59,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:53:59,913 INFO L85 PathProgramCache]: Analyzing trace with hash -914761946, now seen corresponding path program 1 times [2021-12-18 13:53:59,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:53:59,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275040998] [2021-12-18 13:53:59,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:53:59,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:54:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:54:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:54:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:54:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:00,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:54:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:54:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:54:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:54:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:54:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:54:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:54:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:54:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:54:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:54:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:54:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:54:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:54:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:54:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:54:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:54:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:54:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:54:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:54:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:54:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:54:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:54:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:54:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:54:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:54:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 13:54:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 13:54:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:54:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:54:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:54:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 13:54:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 13:54:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 13:54:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:54:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:54:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3537 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3535 trivial. 0 not checked. [2021-12-18 13:54:01,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:54:01,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275040998] [2021-12-18 13:54:01,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275040998] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:54:01,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:54:01,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:54:01,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464418509] [2021-12-18 13:54:01,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:54:01,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:54:01,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:54:01,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:54:01,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:54:01,701 INFO L87 Difference]: Start difference. First operand 131744 states and 189098 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) [2021-12-18 13:54:16,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:54:53,358 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:54:55,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:54:57,971 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:55:03,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:55:03,603 INFO L93 Difference]: Finished difference Result 139371 states and 201085 transitions. [2021-12-18 13:55:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 13:55:03,605 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 [2021-12-18 13:55:03,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:55:04,650 INFO L225 Difference]: With dead ends: 139371 [2021-12-18 13:55:04,650 INFO L226 Difference]: Without dead ends: 139369 [2021-12-18 13:55:04,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 13:55:04,739 INFO L933 BasicCegarLoop]: 8123 mSDtfsCounter, 9648 mSDsluCounter, 16459 mSDsCounter, 0 mSdLazyCounter, 6753 mSolverCounterSat, 3716 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10586 SdHoareTripleChecker+Valid, 24582 SdHoareTripleChecker+Invalid, 10472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3716 IncrementalHoareTripleChecker+Valid, 6753 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:55:04,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10586 Valid, 24582 Invalid, 10472 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3716 Valid, 6753 Invalid, 3 Unknown, 0 Unchecked, 57.5s Time] [2021-12-18 13:55:04,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139369 states. [2021-12-18 13:55:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139369 to 131846. [2021-12-18 13:55:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131846 states, 91628 states have (on average 1.3079953725935303) internal successors, (119849), 93525 states have internal predecessors, (119849), 33762 states have call successors, (33762), 6089 states have call predecessors, (33762), 6453 states have return successors, (35619), 33749 states have call predecessors, (35619), 33758 states have call successors, (35619) [2021-12-18 13:55:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131846 states to 131846 states and 189230 transitions. [2021-12-18 13:55:10,495 INFO L78 Accepts]: Start accepts. Automaton has 131846 states and 189230 transitions. Word has length 386 [2021-12-18 13:55:10,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:55:10,496 INFO L470 AbstractCegarLoop]: Abstraction has 131846 states and 189230 transitions. [2021-12-18 13:55:10,496 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) [2021-12-18 13:55:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 131846 states and 189230 transitions. [2021-12-18 13:55:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-12-18 13:55:10,501 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:55:10,501 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] [2021-12-18 13:55:10,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 13:55:10,501 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)] === [2021-12-18 13:55:10,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:55:10,502 INFO L85 PathProgramCache]: Analyzing trace with hash -2132853046, now seen corresponding path program 1 times [2021-12-18 13:55:10,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:55:10,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825148720] [2021-12-18 13:55:10,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:55:10,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:55:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:55:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:55:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:55:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:55:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:55:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:55:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:55:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:55:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:55:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:55:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:55:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:55:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:55:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:55:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:55:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:55:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:55:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:55:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:55:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:55:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:55:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:55:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:55:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:55:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:55:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:55:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:55:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:55:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 13:55:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 13:55:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:55:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:55:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:55:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 13:55:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 13:55:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 13:55:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:55:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-18 13:55:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:55:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3543 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3539 trivial. 0 not checked. [2021-12-18 13:55:11,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:55:11,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825148720] [2021-12-18 13:55:11,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825148720] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:55:11,953 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:55:11,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:55:11,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427435702] [2021-12-18 13:55:11,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:55:11,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:55:11,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:55:11,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:55:11,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:55:11,955 INFO L87 Difference]: Start difference. First operand 131846 states and 189230 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) [2021-12-18 13:55:26,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:56:02,741 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:56:06,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:56:08,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:56:14,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:56:14,877 INFO L93 Difference]: Finished difference Result 139375 states and 201088 transitions. [2021-12-18 13:56:14,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 13:56:14,880 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 [2021-12-18 13:56:14,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:56:15,926 INFO L225 Difference]: With dead ends: 139375 [2021-12-18 13:56:15,926 INFO L226 Difference]: Without dead ends: 139371 [2021-12-18 13:56:16,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-18 13:56:16,013 INFO L933 BasicCegarLoop]: 8115 mSDtfsCounter, 9649 mSDsluCounter, 16442 mSDsCounter, 0 mSdLazyCounter, 6746 mSolverCounterSat, 3729 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10588 SdHoareTripleChecker+Valid, 24557 SdHoareTripleChecker+Invalid, 10479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3729 IncrementalHoareTripleChecker+Valid, 6746 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.4s IncrementalHoareTripleChecker+Time [2021-12-18 13:56:16,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10588 Valid, 24557 Invalid, 10479 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3729 Valid, 6746 Invalid, 4 Unknown, 0 Unchecked, 58.4s Time] [2021-12-18 13:56:16,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139371 states. [2021-12-18 13:56:20,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139371 to 131848. [2021-12-18 13:56:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131848 states, 91630 states have (on average 1.3079777365491652) internal successors, (119850), 93526 states have internal predecessors, (119850), 33762 states have call successors, (33762), 6090 states have call predecessors, (33762), 6453 states have return successors, (35619), 33749 states have call predecessors, (35619), 33758 states have call successors, (35619) [2021-12-18 13:56:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131848 states to 131848 states and 189231 transitions. [2021-12-18 13:56:21,955 INFO L78 Accepts]: Start accepts. Automaton has 131848 states and 189231 transitions. Word has length 391 [2021-12-18 13:56:21,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:56:21,956 INFO L470 AbstractCegarLoop]: Abstraction has 131848 states and 189231 transitions. [2021-12-18 13:56:21,956 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) [2021-12-18 13:56:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 131848 states and 189231 transitions. [2021-12-18 13:56:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-12-18 13:56:21,961 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:56:21,962 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:56:21,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 13:56:21,962 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)] === [2021-12-18 13:56:21,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:56:21,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2046270746, now seen corresponding path program 1 times [2021-12-18 13:56:21,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:56:21,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225157578] [2021-12-18 13:56:21,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:56:21,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:56:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:56:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:56:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:56:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:56:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:56:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:56:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:56:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:56:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:56:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:56:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:56:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:56:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:56:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:56:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:56:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:56:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:56:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:56:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:56:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:56:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:56:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:56:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:56:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:22,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:56:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:56:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:56:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:56:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-18 13:56:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 13:56:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 13:56:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 13:56:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 13:56:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:56:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 13:56:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 13:56:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:56:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-18 13:56:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 13:56:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:56:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-18 13:56:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:56:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:56:23,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3564 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3553 trivial. 0 not checked. [2021-12-18 13:56:23,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:56:23,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225157578] [2021-12-18 13:56:23,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225157578] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:56:23,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:56:23,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 13:56:23,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929411208] [2021-12-18 13:56:23,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:56:23,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 13:56:23,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:56:23,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 13:56:23,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:56:23,301 INFO L87 Difference]: Start difference. First operand 131848 states and 189231 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-18 13:56:41,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:57:47,160 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15