./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.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 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:13:24,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:13:24,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:13:24,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:13:24,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:13:24,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:13:24,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:13:24,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:13:24,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:13:24,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:13:24,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:13:24,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:13:24,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:13:24,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:13:24,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:13:24,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:13:24,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:13:24,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:13:24,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:13:24,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:13:24,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:13:24,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:13:24,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:13:24,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:13:24,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:13:24,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:13:24,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:13:24,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:13:24,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:13:24,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:13:24,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:13:24,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:13:24,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:13:24,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:13:24,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:13:24,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:13:24,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:13:24,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:13:24,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:13:24,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:13:24,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:13:24,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:13:24,770 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:13:24,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:13:24,773 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:13:24,773 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:13:24,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:13:24,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:13:24,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:13:24,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:13:24,775 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:13:24,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:13:24,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:13:24,777 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:13:24,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:13:24,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:13:24,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:13:24,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:13:24,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:13:24,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:13:24,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:13:24,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:13:24,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:13:24,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:13:24,780 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:13:24,780 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:13:24,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:13:24,780 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 [2021-12-28 05:13:25,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:13:25,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:13:25,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:13:25,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:13:25,096 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:13:25,097 INFO L432 ainManager$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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-28 05:13:25,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa55143b7/72c70c8f51ca41f19758e8ef9ab702f5/FLAG57ac3b3ce [2021-12-28 05:13:26,032 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:13:26,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-28 05:13:26,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa55143b7/72c70c8f51ca41f19758e8ef9ab702f5/FLAG57ac3b3ce [2021-12-28 05:13:26,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa55143b7/72c70c8f51ca41f19758e8ef9ab702f5 [2021-12-28 05:13:26,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:13:26,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:13:26,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:13:26,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:13:26,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:13:26,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:13:26" (1/1) ... [2021-12-28 05:13:26,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281662a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:26, skipping insertion in model container [2021-12-28 05:13:26,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:13:26" (1/1) ... [2021-12-28 05:13:26,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:13:26,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:13:29,455 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2021-12-28 05:13:29,459 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2021-12-28 05:13:29,459 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2021-12-28 05:13:29,463 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2021-12-28 05:13:29,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:13:29,534 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:13:29,880 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2021-12-28 05:13:29,881 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2021-12-28 05:13:29,881 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2021-12-28 05:13:29,882 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-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2021-12-28 05:13:29,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:13:30,100 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:13:30,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30 WrapperNode [2021-12-28 05:13:30,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:13:30,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:13:30,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:13:30,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:13:30,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,526 INFO L137 Inliner]: procedures = 522, calls = 3749, calls flagged for inlining = 276, calls inlined = 260, statements flattened = 6740 [2021-12-28 05:13:30,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:13:30,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:13:30,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:13:30,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:13:30,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:30,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:13:31,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:13:31,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:13:31,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:13:31,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (1/1) ... [2021-12-28 05:13:31,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:13:31,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:13:31,085 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) [2021-12-28 05:13:31,147 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 [2021-12-28 05:13:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2021-12-28 05:13:31,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2021-12-28 05:13:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-28 05:13:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-28 05:13:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2021-12-28 05:13:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2021-12-28 05:13:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2021-12-28 05:13:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2021-12-28 05:13:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 05:13:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 05:13:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:13:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:13:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:13:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:13:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2021-12-28 05:13:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2021-12-28 05:13:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2021-12-28 05:13:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2021-12-28 05:13:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:13:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:13:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 05:13:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 05:13:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 05:13:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 05:13:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 05:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 05:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2021-12-28 05:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2021-12-28 05:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2021-12-28 05:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2021-12-28 05:13:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2021-12-28 05:13:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2021-12-28 05:13:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:13:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:13:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2021-12-28 05:13:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2021-12-28 05:13:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2021-12-28 05:13:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2021-12-28 05:13:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2021-12-28 05:13:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2021-12-28 05:13:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:13:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:13:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 05:13:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 05:13:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2021-12-28 05:13:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2021-12-28 05:13:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:13:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2021-12-28 05:13:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2021-12-28 05:13:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2021-12-28 05:13:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2021-12-28 05:13:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2021-12-28 05:13:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2021-12-28 05:13:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:13:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2021-12-28 05:13:31,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2021-12-28 05:13:31,243 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_conf_erp [2021-12-28 05:13:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_conf_erp [2021-12-28 05:13:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 05:13:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 05:13:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 05:13:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 05:13:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2021-12-28 05:13:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2021-12-28 05:13:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:13:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:13:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:13:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2021-12-28 05:13:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2021-12-28 05:13:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:13:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 05:13:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 05:13:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2021-12-28 05:13:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2021-12-28 05:13:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:13:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:13:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 05:13:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 05:13:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 05:13:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 05:13:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:13:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:13:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-28 05:13:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-28 05:13:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2021-12-28 05:13:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2021-12-28 05:13:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2021-12-28 05:13:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2021-12-28 05:13:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 05:13:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 05:13:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 05:13:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 05:13:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2021-12-28 05:13:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2021-12-28 05:13:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2021-12-28 05:13:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2021-12-28 05:13:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2021-12-28 05:13:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2021-12-28 05:13:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:13:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:13:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-28 05:13:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-28 05:13:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:13:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 05:13:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 05:13:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:13:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:13:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:13:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 05:13:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 05:13:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-28 05:13:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-28 05:13:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2021-12-28 05:13:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2021-12-28 05:13:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:13:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:13:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 05:13:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 05:13:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:13:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:13:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:13:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:13:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:13:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2021-12-28 05:13:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2021-12-28 05:13:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_start [2021-12-28 05:13:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_start [2021-12-28 05:13:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2021-12-28 05:13:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2021-12-28 05:13:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 05:13:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 05:13:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2021-12-28 05:13:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2021-12-28 05:13:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2021-12-28 05:13:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2021-12-28 05:13:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rtl8180_priv [2021-12-28 05:13:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rtl8180_priv [2021-12-28 05:13:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2021-12-28 05:13:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2021-12-28 05:13:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2021-12-28 05:13:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2021-12-28 05:13:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 05:13:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 05:13:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:13:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:13:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 05:13:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 05:13:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2021-12-28 05:13:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2021-12-28 05:13:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:13:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:13:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:13:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:13:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2021-12-28 05:13:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2021-12-28 05:13:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:13:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:13:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2021-12-28 05:13:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2021-12-28 05:13:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2021-12-28 05:13:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2021-12-28 05:13:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2021-12-28 05:13:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2021-12-28 05:13:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2021-12-28 05:13:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2021-12-28 05:13:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 05:13:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 05:13:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 05:13:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 05:13:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 05:13:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 05:13:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2021-12-28 05:13:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2021-12-28 05:13:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:13:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:13:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 05:13:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 05:13:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2021-12-28 05:13:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2021-12-28 05:13:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 05:13:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 05:13:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:13:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:13:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2021-12-28 05:13:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2021-12-28 05:13:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2021-12-28 05:13:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2021-12-28 05:13:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2021-12-28 05:13:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2021-12-28 05:13:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2021-12-28 05:13:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2021-12-28 05:13:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 05:13:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 05:13:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2021-12-28 05:13:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2021-12-28 05:13:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2021-12-28 05:13:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2021-12-28 05:13:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:13:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2021-12-28 05:13:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2021-12-28 05:13:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-28 05:13:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-28 05:13:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:13:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:13:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2021-12-28 05:13:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2021-12-28 05:13:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2021-12-28 05:13:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2021-12-28 05:13:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2021-12-28 05:13:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2021-12-28 05:13:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 05:13:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 05:13:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-28 05:13:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-28 05:13:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:13:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:13:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2021-12-28 05:13:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2021-12-28 05:13:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-28 05:13:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-28 05:13:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2021-12-28 05:13:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2021-12-28 05:13:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2021-12-28 05:13:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2021-12-28 05:13:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-28 05:13:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:13:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-28 05:13:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-28 05:13:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2021-12-28 05:13:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2021-12-28 05:13:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:13:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:13:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2021-12-28 05:13:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2021-12-28 05:13:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2021-12-28 05:13:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2021-12-28 05:13:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-28 05:13:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-28 05:13:32,200 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:13:32,203 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:13:32,407 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:13:40,231 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:13:40,356 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:13:40,373 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:13:40,374 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 05:13:40,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:13:40 BoogieIcfgContainer [2021-12-28 05:13:40,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:13:40,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:13:40,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:13:40,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:13:40,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:13:26" (1/3) ... [2021-12-28 05:13:40,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d98d498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:13:40, skipping insertion in model container [2021-12-28 05:13:40,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:30" (2/3) ... [2021-12-28 05:13:40,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d98d498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:13:40, skipping insertion in model container [2021-12-28 05:13:40,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:13:40" (3/3) ... [2021-12-28 05:13:40,384 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2021-12-28 05:13:40,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:13:40,388 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-28 05:13:40,436 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:13:40,443 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 [2021-12-28 05:13:40,444 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-28 05:13:40,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 3088 states, 1764 states have (on average 1.251700680272109) internal successors, (2208), 1802 states have internal predecessors, (2208), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) [2021-12-28 05:13:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-12-28 05:13:40,542 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:13:40,544 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:13:40,544 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:13:40,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:13:40,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1728052139, now seen corresponding path program 1 times [2021-12-28 05:13:40,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:13:40,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918437440] [2021-12-28 05:13:40,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:13:40,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:13:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:13:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:13:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:13:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:13:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:13:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:13:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:13:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:13:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:13:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:13:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:13:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:13:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:13:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:13:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:13:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:13:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:13:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:41,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:13:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:13:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:13:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:13:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:13:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:13:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:13:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:13:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:13:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:13:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:13:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:13:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:13:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:13:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:13:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:13:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:13:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:13:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:13:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:13:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2021-12-28 05:13:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-28 05:13:42,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:13:42,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918437440] [2021-12-28 05:13:42,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918437440] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:13:42,535 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:13:42,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:13:42,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158526021] [2021-12-28 05:13:42,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:13:42,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:13:42,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:13:42,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:13:42,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:13:42,572 INFO L87 Difference]: Start difference. First operand has 3088 states, 1764 states have (on average 1.251700680272109) internal successors, (2208), 1802 states have internal predecessors, (2208), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-28 05:13:52,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:13:52,534 INFO L93 Difference]: Finished difference Result 9518 states and 14416 transitions. [2021-12-28 05:13:52,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:13:52,536 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 424 [2021-12-28 05:13:52,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:13:52,603 INFO L225 Difference]: With dead ends: 9518 [2021-12-28 05:13:52,603 INFO L226 Difference]: Without dead ends: 6493 [2021-12-28 05:13:52,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:13:52,642 INFO L933 BasicCegarLoop]: 4176 mSDtfsCounter, 5067 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 5427 mSolverCounterSat, 5109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6262 SdHoareTripleChecker+Valid, 7144 SdHoareTripleChecker+Invalid, 10536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5109 IncrementalHoareTripleChecker+Valid, 5427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-12-28 05:13:52,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6262 Valid, 7144 Invalid, 10536 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5109 Valid, 5427 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-12-28 05:13:52,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6493 states. [2021-12-28 05:13:53,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6493 to 5987. [2021-12-28 05:13:53,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5987 states, 3430 states have (on average 1.2486880466472303) internal successors, (4283), 3501 states have internal predecessors, (4283), 2334 states have call successors, (2334), 221 states have call predecessors, (2334), 220 states have return successors, (2330), 2296 states have call predecessors, (2330), 2330 states have call successors, (2330) [2021-12-28 05:13:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5987 states to 5987 states and 8947 transitions. [2021-12-28 05:13:53,291 INFO L78 Accepts]: Start accepts. Automaton has 5987 states and 8947 transitions. Word has length 424 [2021-12-28 05:13:53,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:13:53,296 INFO L470 AbstractCegarLoop]: Abstraction has 5987 states and 8947 transitions. [2021-12-28 05:13:53,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-28 05:13:53,296 INFO L276 IsEmpty]: Start isEmpty. Operand 5987 states and 8947 transitions. [2021-12-28 05:13:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-12-28 05:13:53,308 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:13:53,308 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:13:53,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:13:53,309 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:13:53,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:13:53,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1453840431, now seen corresponding path program 1 times [2021-12-28 05:13:53,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:13:53,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780952784] [2021-12-28 05:13:53,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:13:53,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:13:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:13:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:13:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:13:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:13:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:13:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:13:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:13:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:13:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:13:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:13:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:13:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:13:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:13:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:13:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:13:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:13:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:13:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:13:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:13:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:13:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:13:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:53,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:13:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:13:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:13:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:13:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:13:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:13:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:13:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:13:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:13:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:13:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:13:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:13:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:13:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:13:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:13:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:13:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2021-12-28 05:13:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-28 05:13:54,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:13:54,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780952784] [2021-12-28 05:13:54,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780952784] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:13:54,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:13:54,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:13:54,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086492598] [2021-12-28 05:13:54,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:13:54,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:13:54,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:13:54,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:13:54,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:13:54,353 INFO L87 Difference]: Start difference. First operand 5987 states and 8947 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-28 05:14:04,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:14:04,405 INFO L93 Difference]: Finished difference Result 18475 states and 27791 transitions. [2021-12-28 05:14:04,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:14:04,406 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 425 [2021-12-28 05:14:04,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:14:04,520 INFO L225 Difference]: With dead ends: 18475 [2021-12-28 05:14:04,521 INFO L226 Difference]: Without dead ends: 12565 [2021-12-28 05:14:04,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:14:04,572 INFO L933 BasicCegarLoop]: 4193 mSDtfsCounter, 4862 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 5402 mSolverCounterSat, 5120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6029 SdHoareTripleChecker+Valid, 7172 SdHoareTripleChecker+Invalid, 10522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5120 IncrementalHoareTripleChecker+Valid, 5402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2021-12-28 05:14:04,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6029 Valid, 7172 Invalid, 10522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5120 Valid, 5402 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2021-12-28 05:14:04,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12565 states. [2021-12-28 05:14:05,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12565 to 11558. [2021-12-28 05:14:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11558 states, 6579 states have (on average 1.2479100167198662) internal successors, (8210), 6715 states have internal predecessors, (8210), 4543 states have call successors, (4543), 436 states have call predecessors, (4543), 433 states have return successors, (4585), 4462 states have call predecessors, (4585), 4539 states have call successors, (4585) [2021-12-28 05:14:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11558 states to 11558 states and 17338 transitions. [2021-12-28 05:14:05,450 INFO L78 Accepts]: Start accepts. Automaton has 11558 states and 17338 transitions. Word has length 425 [2021-12-28 05:14:05,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:14:05,452 INFO L470 AbstractCegarLoop]: Abstraction has 11558 states and 17338 transitions. [2021-12-28 05:14:05,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-28 05:14:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 11558 states and 17338 transitions. [2021-12-28 05:14:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-28 05:14:05,470 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:14:05,470 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 36, 36, 36, 36, 36, 36, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:14:05,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 05:14:05,471 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:14:05,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:14:05,472 INFO L85 PathProgramCache]: Analyzing trace with hash -556195055, now seen corresponding path program 1 times [2021-12-28 05:14:05,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:14:05,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438825254] [2021-12-28 05:14:05,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:14:05,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:14:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:14:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:14:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:14:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:14:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:14:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:14:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:14:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:14:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:14:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:14:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:05,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:14:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:14:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:14:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:14:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:14:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:14:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:14:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:14:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:14:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:14:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:14:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:14:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:14:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:14:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:14:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:14:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:14:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:14:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:14:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:14:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:14:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:14:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:14:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:14:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:14:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:14:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:14:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-12-28 05:14:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-28 05:14:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-28 05:14:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-28 05:14:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-28 05:14:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-28 05:14:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-28 05:14:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6144 trivial. 0 not checked. [2021-12-28 05:14:06,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:14:06,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438825254] [2021-12-28 05:14:06,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438825254] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:14:06,643 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:14:06,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:14:06,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703938280] [2021-12-28 05:14:06,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:14:06,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:14:06,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:14:06,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:14:06,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:14:06,645 INFO L87 Difference]: Start difference. First operand 11558 states and 17338 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, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-28 05:14:14,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:14:14,939 INFO L93 Difference]: Finished difference Result 24526 states and 36930 transitions. [2021-12-28 05:14:14,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:14:14,940 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, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 480 [2021-12-28 05:14:14,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:14:15,076 INFO L225 Difference]: With dead ends: 24526 [2021-12-28 05:14:15,076 INFO L226 Difference]: Without dead ends: 18696 [2021-12-28 05:14:15,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:14:15,130 INFO L933 BasicCegarLoop]: 7374 mSDtfsCounter, 3854 mSDsluCounter, 4051 mSDsCounter, 0 mSdLazyCounter, 5444 mSolverCounterSat, 3879 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5043 SdHoareTripleChecker+Valid, 11425 SdHoareTripleChecker+Invalid, 9323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3879 IncrementalHoareTripleChecker+Valid, 5444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-12-28 05:14:15,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5043 Valid, 11425 Invalid, 9323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3879 Valid, 5444 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2021-12-28 05:14:15,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18696 states. [2021-12-28 05:14:16,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18696 to 17231. [2021-12-28 05:14:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17231 states, 9808 states have (on average 1.2483686786296901) internal successors, (12244), 10008 states have internal predecessors, (12244), 6772 states have call successors, (6772), 652 states have call predecessors, (6772), 648 states have return successors, (6837), 6654 states have call predecessors, (6837), 6768 states have call successors, (6837) [2021-12-28 05:14:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17231 states to 17231 states and 25853 transitions. [2021-12-28 05:14:16,196 INFO L78 Accepts]: Start accepts. Automaton has 17231 states and 25853 transitions. Word has length 480 [2021-12-28 05:14:16,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:14:16,197 INFO L470 AbstractCegarLoop]: Abstraction has 17231 states and 25853 transitions. [2021-12-28 05:14:16,197 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, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-28 05:14:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 17231 states and 25853 transitions. [2021-12-28 05:14:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-28 05:14:16,213 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:14:16,214 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 36, 36, 36, 36, 36, 36, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:14:16,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 05:14:16,214 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:14:16,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:14:16,215 INFO L85 PathProgramCache]: Analyzing trace with hash -415646445, now seen corresponding path program 1 times [2021-12-28 05:14:16,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:14:16,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049597250] [2021-12-28 05:14:16,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:14:16,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:14:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:14:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:14:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:14:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:14:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:14:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:14:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:14:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:14:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:14:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:14:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:14:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:14:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:14:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:14:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:14:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:14:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:14:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:14:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:14:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:14:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:14:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:14:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:14:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:14:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:14:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:17,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat