./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-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 6a79b35c65887feb0e3310d99b98c096a3638844b86132f83b5aa5c0d07bcad8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:55:07,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:55:07,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:55:07,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:55:07,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:55:07,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:55:07,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:55:07,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:55:07,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:55:07,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:55:07,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:55:07,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:55:07,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:55:07,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:55:07,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:55:07,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:55:07,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:55:07,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:55:07,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:55:07,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:55:07,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:55:07,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:55:07,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:55:07,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:55:07,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:55:07,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:55:07,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:55:07,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:55:07,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:55:07,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:55:07,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:55:07,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:55:07,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:55:07,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:55:07,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:55:07,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:55:07,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:55:07,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:55:07,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:55:07,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:55:07,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:55:07,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:55:07,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:55:07,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:55:07,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:55:07,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:55:07,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:55:07,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:55:07,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:55:07,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:55:07,498 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:55:07,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:55:07,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:55:07,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:55:07,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:55:07,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:55:07,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:55:07,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:55:07,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:55:07,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:55:07,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:55:07,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:55:07,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:55:07,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a79b35c65887feb0e3310d99b98c096a3638844b86132f83b5aa5c0d07bcad8 [2021-12-22 15:55:07,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:55:07,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:55:07,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:55:07,759 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:55:07,759 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:55:07,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-22 15:55:07,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d310c4502/e5294933ed8a4ea2812d497d99959bd5/FLAG5adf477d9 [2021-12-22 15:55:08,607 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:55:08,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-22 15:55:08,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d310c4502/e5294933ed8a4ea2812d497d99959bd5/FLAG5adf477d9 [2021-12-22 15:55:08,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d310c4502/e5294933ed8a4ea2812d497d99959bd5 [2021-12-22 15:55:08,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:55:08,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:55:08,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:55:08,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:55:08,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:55:08,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:55:08" (1/1) ... [2021-12-22 15:55:08,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43162825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:08, skipping insertion in model container [2021-12-22 15:55:08,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:55:08" (1/1) ... [2021-12-22 15:55:08,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:55:08,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:55:12,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490366,490379] [2021-12-22 15:55:12,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490535,490548] [2021-12-22 15:55:12,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490702,490715] [2021-12-22 15:55:12,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490870,490883] [2021-12-22 15:55:12,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:55:12,668 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:55:13,065 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490366,490379] [2021-12-22 15:55:13,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490535,490548] [2021-12-22 15:55:13,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490702,490715] [2021-12-22 15:55:13,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490870,490883] [2021-12-22 15:55:13,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:55:13,220 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:55:13,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13 WrapperNode [2021-12-22 15:55:13,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:55:13,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:55:13,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:55:13,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:55:13,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,666 INFO L137 Inliner]: procedures = 473, calls = 4636, calls flagged for inlining = 228, calls inlined = 198, statements flattened = 8920 [2021-12-22 15:55:13,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:55:13,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:55:13,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:55:13,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:55:13,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:13,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:14,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:55:14,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:55:14,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:55:14,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:55:14,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (1/1) ... [2021-12-22 15:55:14,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:55:14,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:55:14,054 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) [2021-12-22 15:55:14,061 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 [2021-12-22 15:55:14,080 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2021-12-22 15:55:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2021-12-22 15:55:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-22 15:55:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-22 15:55:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2021-12-22 15:55:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2021-12-22 15:55:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2021-12-22 15:55:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2021-12-22 15:55:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:55:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:55:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-12-22 15:55:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-12-22 15:55:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2021-12-22 15:55:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2021-12-22 15:55:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:55:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:55:14,083 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2021-12-22 15:55:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2021-12-22 15:55:14,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 15:55:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 15:55:14,083 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2021-12-22 15:55:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2021-12-22 15:55:14,083 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2021-12-22 15:55:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2021-12-22 15:55:14,084 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2021-12-22 15:55:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2021-12-22 15:55:14,084 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2021-12-22 15:55:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2021-12-22 15:55:14,084 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2021-12-22 15:55:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2021-12-22 15:55:14,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2021-12-22 15:55:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2021-12-22 15:55:14,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:55:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:55:14,085 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-22 15:55:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-22 15:55:14,085 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:55:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:55:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:55:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:55:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:55:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2021-12-22 15:55:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2021-12-22 15:55:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2021-12-22 15:55:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2021-12-22 15:55:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2021-12-22 15:55:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2021-12-22 15:55:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-22 15:55:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-22 15:55:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:55:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:55:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2021-12-22 15:55:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2021-12-22 15:55:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2021-12-22 15:55:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2021-12-22 15:55:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2021-12-22 15:55:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2021-12-22 15:55:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-22 15:55:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-22 15:55:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:55:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2021-12-22 15:55:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2021-12-22 15:55:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2021-12-22 15:55:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2021-12-22 15:55:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:55:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:55:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:55:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2021-12-22 15:55:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2021-12-22 15:55:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2021-12-22 15:55:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2021-12-22 15:55:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:55:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2021-12-22 15:55:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2021-12-22 15:55:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:55:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:55:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:55:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:55:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-12-22 15:55:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-12-22 15:55:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-22 15:55:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-22 15:55:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2021-12-22 15:55:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2021-12-22 15:55:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2021-12-22 15:55:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2021-12-22 15:55:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:55:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2021-12-22 15:55:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2021-12-22 15:55:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2021-12-22 15:55:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2021-12-22 15:55:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:55:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:55:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2021-12-22 15:55:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2021-12-22 15:55:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:55:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:55:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:55:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2021-12-22 15:55:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2021-12-22 15:55:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:55:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:55:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2021-12-22 15:55:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2021-12-22 15:55:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:55:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-12-22 15:55:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-12-22 15:55:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2021-12-22 15:55:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2021-12-22 15:55:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:55:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:55:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2021-12-22 15:55:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2021-12-22 15:55:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2021-12-22 15:55:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2021-12-22 15:55:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 15:55:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 15:55:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2021-12-22 15:55:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2021-12-22 15:55:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 15:55:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 15:55:14,103 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:55:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:55:14,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:55:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:55:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 15:55:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:55:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:55:14,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-22 15:55:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-22 15:55:14,109 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-22 15:55:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-22 15:55:14,109 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2021-12-22 15:55:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2021-12-22 15:55:14,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 15:55:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 15:55:14,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:55:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:55:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2021-12-22 15:55:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2021-12-22 15:55:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 15:55:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 15:55:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2021-12-22 15:55:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2021-12-22 15:55:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2021-12-22 15:55:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2021-12-22 15:55:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2021-12-22 15:55:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2021-12-22 15:55:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:55:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:55:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2021-12-22 15:55:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2021-12-22 15:55:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:55:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:55:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 15:55:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 15:55:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 15:55:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 15:55:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:55:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:55:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:55:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2021-12-22 15:55:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2021-12-22 15:55:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:55:14,113 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2021-12-22 15:55:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2021-12-22 15:55:14,113 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2021-12-22 15:55:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2021-12-22 15:55:14,113 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2021-12-22 15:55:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2021-12-22 15:55:14,113 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-22 15:55:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-22 15:55:14,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:55:14,114 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2021-12-22 15:55:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2021-12-22 15:55:14,114 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:55:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:55:14,114 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2021-12-22 15:55:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2021-12-22 15:55:14,114 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 15:55:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 15:55:14,114 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:55:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:55:14,115 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2021-12-22 15:55:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2021-12-22 15:55:14,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:55:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:55:14,115 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 15:55:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 15:55:14,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-12-22 15:55:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-12-22 15:55:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 15:55:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 15:55:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:55:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:55:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2021-12-22 15:55:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2021-12-22 15:55:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-22 15:55:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-22 15:55:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2021-12-22 15:55:14,117 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2021-12-22 15:55:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:55:14,117 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:55:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2021-12-22 15:55:14,117 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2021-12-22 15:55:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2021-12-22 15:55:14,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2021-12-22 15:55:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2021-12-22 15:55:14,118 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2021-12-22 15:55:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:55:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2021-12-22 15:55:14,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2021-12-22 15:55:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:55:14,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:55:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2021-12-22 15:55:14,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2021-12-22 15:55:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-22 15:55:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-22 15:55:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 15:55:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 15:55:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2021-12-22 15:55:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2021-12-22 15:55:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:55:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:55:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:55:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:55:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2021-12-22 15:55:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2021-12-22 15:55:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2021-12-22 15:55:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2021-12-22 15:55:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2021-12-22 15:55:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2021-12-22 15:55:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2021-12-22 15:55:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2021-12-22 15:55:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2021-12-22 15:55:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2021-12-22 15:55:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-22 15:55:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:55:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-22 15:55:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-22 15:55:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2021-12-22 15:55:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2021-12-22 15:55:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:55:14,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:55:15,107 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:55:15,111 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:55:15,489 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:55:31,115 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:55:31,307 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:55:31,335 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:55:31,335 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 15:55:31,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:55:31 BoogieIcfgContainer [2021-12-22 15:55:31,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:55:31,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:55:31,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:55:31,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:55:31,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:55:08" (1/3) ... [2021-12-22 15:55:31,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@795df4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:55:31, skipping insertion in model container [2021-12-22 15:55:31,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:55:13" (2/3) ... [2021-12-22 15:55:31,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@795df4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:55:31, skipping insertion in model container [2021-12-22 15:55:31,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:55:31" (3/3) ... [2021-12-22 15:55:31,344 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-22 15:55:31,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:55:31,348 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-22 15:55:31,391 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:55:31,396 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 [2021-12-22 15:55:31,396 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-22 15:55:31,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 2661 states, 1854 states have (on average 1.306903991370011) internal successors, (2423), 1858 states have internal predecessors, (2423), 689 states have call successors, (689), 116 states have call predecessors, (689), 115 states have return successors, (681), 681 states have call predecessors, (681), 681 states have call successors, (681) [2021-12-22 15:55:31,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-12-22 15:55:31,516 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:55:31,517 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] [2021-12-22 15:55:31,518 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:55:31,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:55:31,522 INFO L85 PathProgramCache]: Analyzing trace with hash -263096511, now seen corresponding path program 1 times [2021-12-22 15:55:31,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:55:31,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860170398] [2021-12-22 15:55:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:55:31,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:55:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:55:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:55:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:55:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:55:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:55:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:55:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:55:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:55:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:55:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:55:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:55:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:55:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:55:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:55:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:55:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:55:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:55:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:32,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:55:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:55:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:55:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:55:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:55:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:55:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:55:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:55:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:55:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:55:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:55:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:55:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:55:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:55:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:55:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:55:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:55:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:55:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:55:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-22 15:55:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-12-22 15:55:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-22 15:55:33,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:55:33,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860170398] [2021-12-22 15:55:33,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860170398] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:55:33,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:55:33,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:55:33,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352511966] [2021-12-22 15:55:33,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:55:33,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:55:33,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:55:33,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:55:33,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:55:33,589 INFO L87 Difference]: Start difference. First operand has 2661 states, 1854 states have (on average 1.306903991370011) internal successors, (2423), 1858 states have internal predecessors, (2423), 689 states have call successors, (689), 116 states have call predecessors, (689), 115 states have return successors, (681), 681 states have call predecessors, (681), 681 states have call successors, (681) 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) [2021-12-22 15:55:39,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:55:39,928 INFO L93 Difference]: Finished difference Result 7769 states and 11221 transitions. [2021-12-22 15:55:39,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:55:39,931 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 [2021-12-22 15:55:39,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:55:39,986 INFO L225 Difference]: With dead ends: 7769 [2021-12-22 15:55:39,986 INFO L226 Difference]: Without dead ends: 5173 [2021-12-22 15:55:40,007 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 [2021-12-22 15:55:40,014 INFO L933 BasicCegarLoop]: 4280 mSDtfsCounter, 3865 mSDsluCounter, 5587 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 1424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 9867 SdHoareTripleChecker+Invalid, 2987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1424 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2021-12-22 15:55:40,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4269 Valid, 9867 Invalid, 2987 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1424 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2021-12-22 15:55:40,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2021-12-22 15:55:40,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5101. [2021-12-22 15:55:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5101 states, 3583 states have (on average 1.3067262070890315) internal successors, (4682), 3590 states have internal predecessors, (4682), 1289 states have call successors, (1289), 227 states have call predecessors, (1289), 226 states have return successors, (1285), 1285 states have call predecessors, (1285), 1285 states have call successors, (1285) [2021-12-22 15:55:40,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 5101 states and 7256 transitions. [2021-12-22 15:55:40,357 INFO L78 Accepts]: Start accepts. Automaton has 5101 states and 7256 transitions. Word has length 430 [2021-12-22 15:55:40,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:55:40,359 INFO L470 AbstractCegarLoop]: Abstraction has 5101 states and 7256 transitions. [2021-12-22 15:55:40,359 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) [2021-12-22 15:55:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 5101 states and 7256 transitions. [2021-12-22 15:55:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-22 15:55:40,374 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:55:40,375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:55:40,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:55:40,375 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:55:40,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:55:40,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1368317239, now seen corresponding path program 1 times [2021-12-22 15:55:40,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:55:40,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880890481] [2021-12-22 15:55:40,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:55:40,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:55:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:55:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:55:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:55:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:55:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:55:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:55:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:55:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:55:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:55:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:55:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:40,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:55:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:55:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:55:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:55:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:55:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:55:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:55:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:55:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:55:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:55:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:55:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:55:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:55:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:55:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:55:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:55:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:55:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:55:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:55:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:55:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:55:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:55:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:55:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:55:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:55:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:55:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:55:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-22 15:55:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-22 15:55:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-22 15:55:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-22 15:55:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:55:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-22 15:55:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:55:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-22 15:55:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-12-22 15:55:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:55:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-22 15:55:41,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:55:41,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880890481] [2021-12-22 15:55:41,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880890481] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:55:41,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:55:41,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:55:41,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555706409] [2021-12-22 15:55:41,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:55:41,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:55:41,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:55:41,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:55:41,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:55:41,716 INFO L87 Difference]: Start difference. First operand 5101 states and 7256 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-22 15:55:47,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:55:50,802 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:55:54,725 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:55:59,268 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []