./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.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-mutex_drivers-net-wireless-rndis_wlan.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 08fd1f25b7d22203947cf6c4ad8cac3aedaa56ca5536c5ddc05b18633d46ecf5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:09:59,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:09:59,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:09:59,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:09:59,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:09:59,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:09:59,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:09:59,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:09:59,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:09:59,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:09:59,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:09:59,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:09:59,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:09:59,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:09:59,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:09:59,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:09:59,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:09:59,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:09:59,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:09:59,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:09:59,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:09:59,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:09:59,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:09:59,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:09:59,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:09:59,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:09:59,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:09:59,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:09:59,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:09:59,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:09:59,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:09:59,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:09:59,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:09:59,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:09:59,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:09:59,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:09:59,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:09:59,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:09:59,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:09:59,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:09:59,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:09:59,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:09:59,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:09:59,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:09:59,819 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:09:59,819 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:09:59,819 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:09:59,820 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:09:59,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:09:59,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:09:59,821 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:09:59,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:09:59,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:09:59,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:09:59,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:09:59,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:09:59,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:09:59,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:09:59,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:09:59,824 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:09:59,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:09:59,831 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08fd1f25b7d22203947cf6c4ad8cac3aedaa56ca5536c5ddc05b18633d46ecf5 [2021-12-28 05:10:00,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:10:00,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:10:00,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:10:00,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:10:00,109 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:10:00,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i [2021-12-28 05:10:00,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b952402/ee23a0bd9bbf41c2a301dea557a3c63c/FLAG91cb16c1e [2021-12-28 05:10:00,865 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:10:00,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i [2021-12-28 05:10:00,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b952402/ee23a0bd9bbf41c2a301dea557a3c63c/FLAG91cb16c1e [2021-12-28 05:10:00,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b952402/ee23a0bd9bbf41c2a301dea557a3c63c [2021-12-28 05:10:00,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:10:00,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:10:00,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:10:00,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:10:00,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:10:00,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:10:00" (1/1) ... [2021-12-28 05:10:00,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd6d093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:00, skipping insertion in model container [2021-12-28 05:10:00,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:10:00" (1/1) ... [2021-12-28 05:10:00,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:10:01,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:10:04,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[470736,470749] [2021-12-28 05:10:04,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[470902,470915] [2021-12-28 05:10:04,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[471066,471079] [2021-12-28 05:10:04,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[471231,471244] [2021-12-28 05:10:04,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:10:04,143 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:10:04,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[470736,470749] [2021-12-28 05:10:04,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[470902,470915] [2021-12-28 05:10:04,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[471066,471079] [2021-12-28 05:10:04,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i[471231,471244] [2021-12-28 05:10:04,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:10:04,685 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:10:04,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04 WrapperNode [2021-12-28 05:10:04,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:10:04,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:10:04,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:10:04,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:10:04,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:04,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,008 INFO L137 Inliner]: procedures = 410, calls = 4510, calls flagged for inlining = 226, calls inlined = 200, statements flattened = 9274 [2021-12-28 05:10:05,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:10:05,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:10:05,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:10:05,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:10:05,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:10:05,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:10:05,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:10:05,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:10:05,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (1/1) ... [2021-12-28 05:10:05,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:10:05,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:10:05,372 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 05:10:05,395 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 05:10:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2021-12-28 05:10:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2021-12-28 05:10:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-28 05:10:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-28 05:10:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2021-12-28 05:10:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2021-12-28 05:10:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2021-12-28 05:10:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2021-12-28 05:10:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:10:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:10:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-12-28 05:10:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-12-28 05:10:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2021-12-28 05:10:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2021-12-28 05:10:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:10:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:10:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2021-12-28 05:10:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2021-12-28 05:10:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2021-12-28 05:10:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2021-12-28 05:10:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2021-12-28 05:10:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2021-12-28 05:10:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2021-12-28 05:10:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2021-12-28 05:10:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2021-12-28 05:10:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2021-12-28 05:10:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2021-12-28 05:10:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2021-12-28 05:10:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2021-12-28 05:10:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2021-12-28 05:10:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:10:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:10:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-28 05:10:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-28 05:10:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 05:10:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 05:10:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:10:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:10:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-28 05:10:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-28 05:10:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:10:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2021-12-28 05:10:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2021-12-28 05:10:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2021-12-28 05:10:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2021-12-28 05:10:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2021-12-28 05:10:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2021-12-28 05:10:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 05:10:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 05:10:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 05:10:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 05:10:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2021-12-28 05:10:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2021-12-28 05:10:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2021-12-28 05:10:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2021-12-28 05:10:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2021-12-28 05:10:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2021-12-28 05:10:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-28 05:10:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-28 05:10:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:10:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2021-12-28 05:10:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2021-12-28 05:10:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2021-12-28 05:10:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2021-12-28 05:10:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:10:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:10:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:10:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2021-12-28 05:10:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2021-12-28 05:10:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2021-12-28 05:10:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2021-12-28 05:10:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:10:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2021-12-28 05:10:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2021-12-28 05:10:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:10:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:10:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:10:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:10:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-12-28 05:10:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-12-28 05:10:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2021-12-28 05:10:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_command_lock_of_rndis_wlan_private [2021-12-28 05:10:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2021-12-28 05:10:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2021-12-28 05:10:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2021-12-28 05:10:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2021-12-28 05:10:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:10:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2021-12-28 05:10:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2021-12-28 05:10:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2021-12-28 05:10:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2021-12-28 05:10:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:10:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:10:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2021-12-28 05:10:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2021-12-28 05:10:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-28 05:10:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-28 05:10:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:10:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2021-12-28 05:10:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2021-12-28 05:10:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:10:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:10:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2021-12-28 05:10:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2021-12-28 05:10:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:10:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-12-28 05:10:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-12-28 05:10:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2021-12-28 05:10:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2021-12-28 05:10:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:10:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:10:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2021-12-28 05:10:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2021-12-28 05:10:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2021-12-28 05:10:05,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2021-12-28 05:10:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 05:10:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 05:10:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2021-12-28 05:10:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2021-12-28 05:10:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-28 05:10:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-28 05:10:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:10:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:10:05,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:10:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:10:05,435 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 05:10:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-28 05:10:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:10:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-28 05:10:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-28 05:10:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-28 05:10:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-28 05:10:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2021-12-28 05:10:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2021-12-28 05:10:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 05:10:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 05:10:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2021-12-28 05:10:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2021-12-28 05:10:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-28 05:10:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-28 05:10:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2021-12-28 05:10:05,437 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2021-12-28 05:10:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2021-12-28 05:10:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2021-12-28 05:10:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2021-12-28 05:10:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2021-12-28 05:10:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2021-12-28 05:10:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2021-12-28 05:10:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:10:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:10:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 05:10:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 05:10:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 05:10:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2021-12-28 05:10:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:10:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2021-12-28 05:10:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2021-12-28 05:10:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2021-12-28 05:10:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2021-12-28 05:10:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2021-12-28 05:10:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2021-12-28 05:10:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-28 05:10:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-28 05:10:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:10:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2021-12-28 05:10:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2021-12-28 05:10:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 05:10:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 05:10:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2021-12-28 05:10:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2021-12-28 05:10:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 05:10:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 05:10:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2021-12-28 05:10:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2021-12-28 05:10:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:10:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:10:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 05:10:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 05:10:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-12-28 05:10:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-12-28 05:10:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 05:10:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 05:10:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:10:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:10:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2021-12-28 05:10:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2021-12-28 05:10:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-28 05:10:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-28 05:10:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-28 05:10:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-28 05:10:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2021-12-28 05:10:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2021-12-28 05:10:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:10:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:10:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-28 05:10:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-28 05:10:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2021-12-28 05:10:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2021-12-28 05:10:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2021-12-28 05:10:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2021-12-28 05:10:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2021-12-28 05:10:05,444 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2021-12-28 05:10:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:10:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2021-12-28 05:10:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2021-12-28 05:10:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:10:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:10:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2021-12-28 05:10:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_command_lock_of_rndis_wlan_private [2021-12-28 05:10:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2021-12-28 05:10:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2021-12-28 05:10:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-28 05:10:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-28 05:10:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 05:10:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 05:10:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2021-12-28 05:10:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2021-12-28 05:10:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:10:05,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:10:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-28 05:10:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-28 05:10:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2021-12-28 05:10:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2021-12-28 05:10:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2021-12-28 05:10:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2021-12-28 05:10:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2021-12-28 05:10:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2021-12-28 05:10:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2021-12-28 05:10:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2021-12-28 05:10:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2021-12-28 05:10:05,448 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2021-12-28 05:10:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-28 05:10:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:10:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-28 05:10:05,451 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-28 05:10:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2021-12-28 05:10:05,451 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2021-12-28 05:10:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:10:05,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:10:06,367 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:10:06,370 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:10:08,749 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:10:23,225 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:10:23,417 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:10:23,443 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:10:23,443 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 05:10:23,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:10:23 BoogieIcfgContainer [2021-12-28 05:10:23,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:10:23,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:10:23,449 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:10:23,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:10:23,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:10:00" (1/3) ... [2021-12-28 05:10:23,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea784a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:10:23, skipping insertion in model container [2021-12-28 05:10:23,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:10:04" (2/3) ... [2021-12-28 05:10:23,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea784a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:10:23, skipping insertion in model container [2021-12-28 05:10:23,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:10:23" (3/3) ... [2021-12-28 05:10:23,453 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rndis_wlan.cil.i [2021-12-28 05:10:23,457 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:10:23,457 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-28 05:10:23,507 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:10:23,515 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 05:10:23,516 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-28 05:10:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand has 2653 states, 1855 states have (on average 1.3067385444743935) internal successors, (2424), 1859 states have internal predecessors, (2424), 680 states have call successors, (680), 116 states have call predecessors, (680), 115 states have return successors, (672), 672 states have call predecessors, (672), 672 states have call successors, (672) [2021-12-28 05:10:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-12-28 05:10:23,599 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:10:23,600 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, 1, 1, 1, 1, 1] [2021-12-28 05:10:23,601 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:10:23,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:10:23,605 INFO L85 PathProgramCache]: Analyzing trace with hash 2134277297, now seen corresponding path program 1 times [2021-12-28 05:10:23,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:10:23,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185477156] [2021-12-28 05:10:23,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:10:23,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:10:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:10:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:10:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:10:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:10:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:10:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:10:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:10:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:10:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:10:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:10:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:10:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:10:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:10:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:10:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:10:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:10:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:10:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:10:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:10:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:10:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:10:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:10:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:10:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:10:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:10:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:10:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:10:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:10:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:10:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:10:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:10:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:24,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:10:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:10:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:10:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:10:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:10:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:10:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-12-28 05:10:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:25,141 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 05:10:25,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:10:25,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185477156] [2021-12-28 05:10:25,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185477156] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:10:25,143 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:10:25,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:10:25,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834350288] [2021-12-28 05:10:25,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:10:25,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:10:25,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:10:25,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:10:25,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:10:25,174 INFO L87 Difference]: Start difference. First operand has 2653 states, 1855 states have (on average 1.3067385444743935) internal successors, (2424), 1859 states have internal predecessors, (2424), 680 states have call successors, (680), 116 states have call predecessors, (680), 115 states have return successors, (672), 672 states have call predecessors, (672), 672 states have call successors, (672) Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (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 05:10:30,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:10:30,741 INFO L93 Difference]: Finished difference Result 7752 states and 11399 transitions. [2021-12-28 05:10:30,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:10:30,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (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 430 [2021-12-28 05:10:30,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:10:30,786 INFO L225 Difference]: With dead ends: 7752 [2021-12-28 05:10:30,786 INFO L226 Difference]: Without dead ends: 5164 [2021-12-28 05:10:30,809 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 05:10:30,811 INFO L933 BasicCegarLoop]: 4266 mSDtfsCounter, 3862 mSDsluCounter, 5193 mSDsCounter, 0 mSdLazyCounter, 1928 mSolverCounterSat, 1413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4258 SdHoareTripleChecker+Valid, 9459 SdHoareTripleChecker+Invalid, 3341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1413 IncrementalHoareTripleChecker+Valid, 1928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-12-28 05:10:30,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4258 Valid, 9459 Invalid, 3341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1413 Valid, 1928 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-12-28 05:10:30,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5164 states. [2021-12-28 05:10:31,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5164 to 5092. [2021-12-28 05:10:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5092 states, 3585 states have (on average 1.306555090655509) internal successors, (4684), 3592 states have internal predecessors, (4684), 1278 states have call successors, (1278), 227 states have call predecessors, (1278), 226 states have return successors, (1274), 1274 states have call predecessors, (1274), 1274 states have call successors, (1274) [2021-12-28 05:10:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5092 states to 5092 states and 7236 transitions. [2021-12-28 05:10:31,108 INFO L78 Accepts]: Start accepts. Automaton has 5092 states and 7236 transitions. Word has length 430 [2021-12-28 05:10:31,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:10:31,113 INFO L470 AbstractCegarLoop]: Abstraction has 5092 states and 7236 transitions. [2021-12-28 05:10:31,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (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 05:10:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 5092 states and 7236 transitions. [2021-12-28 05:10:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-12-28 05:10:31,126 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:10:31,127 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:31,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:10:31,127 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:10:31,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:10:31,128 INFO L85 PathProgramCache]: Analyzing trace with hash -21813565, now seen corresponding path program 1 times [2021-12-28 05:10:31,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:10:31,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880546799] [2021-12-28 05:10:31,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:10:31,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:10:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:10:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:10:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:10:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:10:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:10:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:10:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:10:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:10:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:10:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:10:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:10:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:10:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:10:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:10:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:10:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:10:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:10:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:10:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:10:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:10:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:10:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:10:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:10:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:10:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:10:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:10:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:31,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:10:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:10:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:10:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:10:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:10:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:10:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:10:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:10:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:10:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:10:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:10:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-12-28 05:10:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-28 05:10:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-28 05:10:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-28 05:10:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-28 05:10:32,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:10:32,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880546799] [2021-12-28 05:10:32,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880546799] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:10:32,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:10:32,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:10:32,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357224691] [2021-12-28 05:10:32,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:10:32,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:10:32,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:10:32,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:10:32,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:10:32,305 INFO L87 Difference]: Start difference. First operand 5092 states and 7236 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:37,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:10:37,431 INFO L93 Difference]: Finished difference Result 12628 states and 17955 transitions. [2021-12-28 05:10:37,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:10:37,432 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 452 [2021-12-28 05:10:37,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:10:37,467 INFO L225 Difference]: With dead ends: 12628 [2021-12-28 05:10:37,467 INFO L226 Difference]: Without dead ends: 7613 [2021-12-28 05:10:37,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 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 05:10:37,488 INFO L933 BasicCegarLoop]: 4243 mSDtfsCounter, 3829 mSDsluCounter, 5177 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 1415 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4227 SdHoareTripleChecker+Valid, 9420 SdHoareTripleChecker+Invalid, 3355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1415 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-12-28 05:10:37,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4227 Valid, 9420 Invalid, 3355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1415 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2021-12-28 05:10:37,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7613 states. [2021-12-28 05:10:37,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7613 to 7490. [2021-12-28 05:10:37,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7490 states, 5289 states have (on average 1.3055397995840423) internal successors, (6905), 5302 states have internal predecessors, (6905), 1856 states have call successors, (1856), 343 states have call predecessors, (1856), 342 states have return successors, (1852), 1847 states have call predecessors, (1852), 1852 states have call successors, (1852) [2021-12-28 05:10:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7490 states to 7490 states and 10613 transitions. [2021-12-28 05:10:37,739 INFO L78 Accepts]: Start accepts. Automaton has 7490 states and 10613 transitions. Word has length 452 [2021-12-28 05:10:37,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:10:37,740 INFO L470 AbstractCegarLoop]: Abstraction has 7490 states and 10613 transitions. [2021-12-28 05:10:37,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:37,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7490 states and 10613 transitions. [2021-12-28 05:10:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-12-28 05:10:37,749 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:10:37,750 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:37,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 05:10:37,750 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:10:37,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:10:37,751 INFO L85 PathProgramCache]: Analyzing trace with hash -600452051, now seen corresponding path program 1 times [2021-12-28 05:10:37,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:10:37,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17154037] [2021-12-28 05:10:37,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:10:37,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:10:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:10:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:10:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:10:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:10:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:10:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:10:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:10:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:10:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:10:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:10:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:10:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:10:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:10:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:10:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:10:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:10:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:10:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:10:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:10:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:10:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:10:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:10:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:10:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:10:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:10:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:10:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:10:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:10:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:10:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:10:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:10:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:10:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:10:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:10:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:10:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:10:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:10:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2021-12-28 05:10:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-28 05:10:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-28 05:10:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-12-28 05:10:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:38,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-28 05:10:38,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:10:38,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17154037] [2021-12-28 05:10:38,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17154037] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:10:38,890 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:10:38,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:10:38,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965605232] [2021-12-28 05:10:38,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:10:38,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:10:38,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:10:38,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:10:38,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:10:38,893 INFO L87 Difference]: Start difference. First operand 7490 states and 10613 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:43,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:10:43,549 INFO L93 Difference]: Finished difference Result 19888 states and 28186 transitions. [2021-12-28 05:10:43,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:10:43,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 451 [2021-12-28 05:10:43,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:10:43,634 INFO L225 Difference]: With dead ends: 19888 [2021-12-28 05:10:43,634 INFO L226 Difference]: Without dead ends: 12475 [2021-12-28 05:10:43,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 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 05:10:43,675 INFO L933 BasicCegarLoop]: 4311 mSDtfsCounter, 3830 mSDsluCounter, 5225 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 1395 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4227 SdHoareTripleChecker+Valid, 9536 SdHoareTripleChecker+Invalid, 3334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1395 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-28 05:10:43,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4227 Valid, 9536 Invalid, 3334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1395 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-28 05:10:43,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12475 states. [2021-12-28 05:10:44,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12475 to 12286. [2021-12-28 05:10:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12286 states, 8697 states have (on average 1.3047027710704842) internal successors, (11347), 8722 states have internal predecessors, (11347), 3012 states have call successors, (3012), 575 states have call predecessors, (3012), 574 states have return successors, (3008), 2993 states have call predecessors, (3008), 3008 states have call successors, (3008) [2021-12-28 05:10:44,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12286 states to 12286 states and 17367 transitions. [2021-12-28 05:10:44,196 INFO L78 Accepts]: Start accepts. Automaton has 12286 states and 17367 transitions. Word has length 451 [2021-12-28 05:10:44,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:10:44,197 INFO L470 AbstractCegarLoop]: Abstraction has 12286 states and 17367 transitions. [2021-12-28 05:10:44,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 12286 states and 17367 transitions. [2021-12-28 05:10:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-12-28 05:10:44,208 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:10:44,208 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:44,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 05:10:44,209 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:10:44,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:10:44,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1676448880, now seen corresponding path program 1 times [2021-12-28 05:10:44,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:10:44,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736228693] [2021-12-28 05:10:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:10:44,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:10:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:10:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:10:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:10:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:10:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:10:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:10:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:10:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:10:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:10:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:10:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:10:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:10:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:10:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:10:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:10:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:10:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:10:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:10:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:10:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:10:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:10:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:10:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:44,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:10:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:10:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:10:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:10:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:10:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:10:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:10:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:10:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:10:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:10:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:10:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:10:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:10:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:10:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:10:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-12-28 05:10:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-28 05:10:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-28 05:10:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-28 05:10:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:45,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-28 05:10:45,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:10:45,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736228693] [2021-12-28 05:10:45,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736228693] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:10:45,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:10:45,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:10:45,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357698696] [2021-12-28 05:10:45,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:10:45,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:10:45,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:10:45,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:10:45,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:10:45,381 INFO L87 Difference]: Start difference. First operand 12286 states and 17367 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:49,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:10:49,548 INFO L93 Difference]: Finished difference Result 33852 states and 47873 transitions. [2021-12-28 05:10:49,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:10:49,548 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 453 [2021-12-28 05:10:49,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:10:49,627 INFO L225 Difference]: With dead ends: 33852 [2021-12-28 05:10:49,628 INFO L226 Difference]: Without dead ends: 21643 [2021-12-28 05:10:49,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 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 05:10:49,669 INFO L933 BasicCegarLoop]: 4700 mSDtfsCounter, 3777 mSDsluCounter, 5468 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 1310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4175 SdHoareTripleChecker+Valid, 10168 SdHoareTripleChecker+Invalid, 3265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1310 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-12-28 05:10:49,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4175 Valid, 10168 Invalid, 3265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1310 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-12-28 05:10:49,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21643 states. [2021-12-28 05:10:50,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21643 to 21320. [2021-12-28 05:10:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21320 states, 15117 states have (on average 1.304690084011378) internal successors, (19723), 15166 states have internal predecessors, (19723), 5192 states have call successors, (5192), 1009 states have call predecessors, (5192), 1008 states have return successors, (5188), 5153 states have call predecessors, (5188), 5188 states have call successors, (5188) [2021-12-28 05:10:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21320 states to 21320 states and 30103 transitions. [2021-12-28 05:10:50,249 INFO L78 Accepts]: Start accepts. Automaton has 21320 states and 30103 transitions. Word has length 453 [2021-12-28 05:10:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:10:50,251 INFO L470 AbstractCegarLoop]: Abstraction has 21320 states and 30103 transitions. [2021-12-28 05:10:50,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2021-12-28 05:10:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 21320 states and 30103 transitions. [2021-12-28 05:10:50,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-12-28 05:10:50,258 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:10:50,259 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:10:50,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 05:10:50,259 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:10:50,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:10:50,260 INFO L85 PathProgramCache]: Analyzing trace with hash -166625702, now seen corresponding path program 1 times [2021-12-28 05:10:50,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:10:50,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977866711] [2021-12-28 05:10:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:10:50,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:10:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:10:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:10:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:10:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:10:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:10:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:10:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:10:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:10:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:10:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:10:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:10:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:10:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:10:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:10:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:10:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:10:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:10:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:10:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:10:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:10:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:10:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:10:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:10:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:10:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:10:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:10:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:10:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:10:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:10:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:50,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:10:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:10:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:10:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:10:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:10:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:10:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:10:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:10:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:10:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-28 05:10:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-28 05:10:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-28 05:10:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:10:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5781 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5781 trivial. 0 not checked. [2021-12-28 05:10:51,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:10:51,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977866711] [2021-12-28 05:10:51,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977866711] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:10:51,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:10:51,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:10:51,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465099646] [2021-12-28 05:10:51,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:10:51,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:10:51,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:10:51,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:10:51,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:10:51,167 INFO L87 Difference]: Start difference. First operand 21320 states and 30103 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41)