./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-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-ae00767 [2021-12-28 05:13:18,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:13:18,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:13:18,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:13:18,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:13:18,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:13:18,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:13:18,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:13:18,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:13:18,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:13:18,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:13:18,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:13:18,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:13:18,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:13:18,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:13:18,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:13:18,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:13:18,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:13:18,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:13:18,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:13:18,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:13:18,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:13:18,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:13:18,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:13:18,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:13:18,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:13:18,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:13:18,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:13:18,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:13:18,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:13:18,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:13:18,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:13:18,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:13:18,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:13:18,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:13:18,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:13:18,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:13:18,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:13:18,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:13:18,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:13:18,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:13:18,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:13:18,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:13:18,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:13:18,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:13:18,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:13:18,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:13:18,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:13:18,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:13:18,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:13:18,678 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:13:18,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:13:18,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:13:18,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:13:18,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:13:18,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:13:18,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:13:18,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:13:18,680 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:13:18,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:13:18,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:13:18,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:13:18,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:13:18,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:13:18,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:13:18,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:13:18,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:13:18,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:13:18,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:13:18,682 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:13:18,683 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:13:18,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:13:18,683 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a79b35c65887feb0e3310d99b98c096a3638844b86132f83b5aa5c0d07bcad8 [2021-12-28 05:13:19,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:13:19,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:13:19,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:13:19,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:13:19,041 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:13:19,042 INFO L432 ainManager$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 [2021-12-28 05:13:19,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143078fc/3ca7b84181204f3b80a7bd0bc571b20e/FLAGa24e1f035 [2021-12-28 05:13:20,082 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:13:20,083 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 [2021-12-28 05:13:20,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143078fc/3ca7b84181204f3b80a7bd0bc571b20e/FLAGa24e1f035 [2021-12-28 05:13:20,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143078fc/3ca7b84181204f3b80a7bd0bc571b20e [2021-12-28 05:13:20,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:13:20,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:13:20,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:13:20,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:13:20,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:13:20,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:13:20" (1/1) ... [2021-12-28 05:13:20,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400635e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:20, skipping insertion in model container [2021-12-28 05:13:20,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:13:20" (1/1) ... [2021-12-28 05:13:20,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:13:20,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:13:24,786 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] [2021-12-28 05:13:24,789 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] [2021-12-28 05:13:24,789 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] [2021-12-28 05:13:24,790 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] [2021-12-28 05:13:24,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:13:24,851 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:13:25,383 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] [2021-12-28 05:13:25,384 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] [2021-12-28 05:13:25,384 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] [2021-12-28 05:13:25,384 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] [2021-12-28 05:13:25,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:13:25,739 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:13:25,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25 WrapperNode [2021-12-28 05:13:25,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:13:25,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:13:25,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:13:25,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:13:25,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:25,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,239 INFO L137 Inliner]: procedures = 473, calls = 4636, calls flagged for inlining = 228, calls inlined = 198, statements flattened = 8920 [2021-12-28 05:13:26,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:13:26,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:13:26,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:13:26,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:13:26,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:13:26,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:13:26,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:13:26,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:13:26,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (1/1) ... [2021-12-28 05:13:26,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:13:26,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:13:26,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 05:13:26,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 05:13:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2021-12-28 05:13:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2021-12-28 05:13:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-28 05:13:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-28 05:13:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2021-12-28 05:13:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2021-12-28 05:13:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2021-12-28 05:13:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2021-12-28 05:13:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:13:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:13:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-12-28 05:13:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-12-28 05:13:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2021-12-28 05:13:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2021-12-28 05:13:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:13:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:13:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2021-12-28 05:13:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2021-12-28 05:13:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:13:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:13:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2021-12-28 05:13:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2021-12-28 05:13:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2021-12-28 05:13:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2021-12-28 05:13:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2021-12-28 05:13:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2021-12-28 05:13:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2021-12-28 05:13:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2021-12-28 05:13:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2021-12-28 05:13:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2021-12-28 05:13:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2021-12-28 05:13:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2021-12-28 05:13:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:13:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:13:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-28 05:13:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-28 05:13:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 05:13:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 05:13:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:13:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:13:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:13:26,950 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2021-12-28 05:13:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2021-12-28 05:13:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2021-12-28 05:13:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2021-12-28 05:13:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2021-12-28 05:13:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2021-12-28 05:13:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 05:13:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 05:13:26,952 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 05:13:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 05:13:26,952 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2021-12-28 05:13:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2021-12-28 05:13:26,952 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2021-12-28 05:13:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2021-12-28 05:13:26,953 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2021-12-28 05:13:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2021-12-28 05:13:26,953 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-28 05:13:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-28 05:13:26,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:13:26,953 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2021-12-28 05:13:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2021-12-28 05:13:26,954 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2021-12-28 05:13:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2021-12-28 05:13:26,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:13:26,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:13:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:13:26,954 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2021-12-28 05:13:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2021-12-28 05:13:26,955 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2021-12-28 05:13:26,955 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2021-12-28 05:13:26,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:13:26,955 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2021-12-28 05:13:26,955 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2021-12-28 05:13:26,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:13:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:13:26,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:13:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:13:26,956 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-12-28 05:13:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-12-28 05:13:26,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:13:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:13:26,956 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2021-12-28 05:13:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2021-12-28 05:13:26,957 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2021-12-28 05:13:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2021-12-28 05:13:26,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:13:26,957 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2021-12-28 05:13:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2021-12-28 05:13:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2021-12-28 05:13:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2021-12-28 05:13:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:13:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:13:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2021-12-28 05:13:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2021-12-28 05:13:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-28 05:13:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-28 05:13:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:13:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2021-12-28 05:13:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2021-12-28 05:13:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:13:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:13:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2021-12-28 05:13:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2021-12-28 05:13:26,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:13:26,960 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-12-28 05:13:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-12-28 05:13:26,960 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2021-12-28 05:13:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2021-12-28 05:13:26,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:13:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:13:26,961 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2021-12-28 05:13:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2021-12-28 05:13:26,961 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2021-12-28 05:13:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2021-12-28 05:13:26,961 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 05:13:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 05:13:26,962 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2021-12-28 05:13:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2021-12-28 05:13:26,962 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-28 05:13:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-28 05:13:26,962 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:13:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:13:26,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:13:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:13:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 05:13:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 05:13:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-28 05:13:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-28 05:13:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:13:26,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:13:26,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:13:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:13:26,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-28 05:13:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-28 05:13:26,965 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-28 05:13:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-28 05:13:26,965 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2021-12-28 05:13:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2021-12-28 05:13:26,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:13:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:13:26,965 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 05:13:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 05:13:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2021-12-28 05:13:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2021-12-28 05:13:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-28 05:13:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-28 05:13:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2021-12-28 05:13:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2021-12-28 05:13:26,966 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2021-12-28 05:13:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2021-12-28 05:13:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2021-12-28 05:13:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2021-12-28 05:13:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 05:13:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 05:13:26,967 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2021-12-28 05:13:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2021-12-28 05:13:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:13:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:13:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 05:13:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 05:13:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 05:13:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 05:13:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:13:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 05:13:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 05:13:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2021-12-28 05:13:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2021-12-28 05:13:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:13:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2021-12-28 05:13:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2021-12-28 05:13:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2021-12-28 05:13:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2021-12-28 05:13:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2021-12-28 05:13:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2021-12-28 05:13:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-28 05:13:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-28 05:13:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:13:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2021-12-28 05:13:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2021-12-28 05:13:26,971 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 05:13:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 05:13:26,971 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2021-12-28 05:13:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2021-12-28 05:13:26,971 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 05:13:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 05:13:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 05:13:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 05:13:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2021-12-28 05:13:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2021-12-28 05:13:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:13:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:13:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 05:13:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 05:13:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-12-28 05:13:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-12-28 05:13:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 05:13:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 05:13:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:13:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:13:26,974 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2021-12-28 05:13:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2021-12-28 05:13:26,975 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-28 05:13:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-28 05:13:26,975 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2021-12-28 05:13:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2021-12-28 05:13:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:13:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:13:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2021-12-28 05:13:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2021-12-28 05:13:26,976 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2021-12-28 05:13:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2021-12-28 05:13:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2021-12-28 05:13:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2021-12-28 05:13:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:13:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2021-12-28 05:13:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2021-12-28 05:13:26,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:13:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:13:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2021-12-28 05:13:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2021-12-28 05:13:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-28 05:13:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-28 05:13:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 05:13:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 05:13:26,978 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2021-12-28 05:13:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2021-12-28 05:13:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:13:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:13:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-28 05:13:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-28 05:13:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2021-12-28 05:13:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2021-12-28 05:13:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2021-12-28 05:13:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2021-12-28 05:13:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2021-12-28 05:13:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2021-12-28 05:13:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2021-12-28 05:13:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2021-12-28 05:13:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2021-12-28 05:13:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2021-12-28 05:13:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-28 05:13:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:13:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-28 05:13:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-28 05:13:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2021-12-28 05:13:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2021-12-28 05:13:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:13:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:13:28,029 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:13:28,032 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:13:28,530 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:13:44,822 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:13:45,035 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:13:45,053 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:13:45,054 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 05:13:45,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:13:45 BoogieIcfgContainer [2021-12-28 05:13:45,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:13:45,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:13:45,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:13:45,062 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:13:45,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:13:20" (1/3) ... [2021-12-28 05:13:45,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af2c79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:13:45, skipping insertion in model container [2021-12-28 05:13:45,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:13:25" (2/3) ... [2021-12-28 05:13:45,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af2c79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:13:45, skipping insertion in model container [2021-12-28 05:13:45,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:13:45" (3/3) ... [2021-12-28 05:13:45,065 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-28 05:13:45,069 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:13:45,070 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-28 05:13:45,135 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:13:45,153 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 05:13:45,154 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-28 05:13:45,218 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) [2021-12-28 05:13:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-12-28 05:13:45,247 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:13:45,248 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:13:45,248 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:13:45,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:13:45,253 INFO L85 PathProgramCache]: Analyzing trace with hash -263096511, now seen corresponding path program 1 times [2021-12-28 05:13:45,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:13:45,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084117231] [2021-12-28 05:13:45,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:13:45,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:13:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:13:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:13:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:13:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:13:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:13:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:13:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:13:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:13:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:13:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:13:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:13:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:13:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:13:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:13:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:13:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:13:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:13:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:13:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:13:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:13:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:13:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:13:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:13:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:13:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:46,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:13:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:13:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:13:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:13:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:13:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:13:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:13:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:13:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:13:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:13:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:13:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:13:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:13:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-12-28 05:13:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-28 05:13:47,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:13:47,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084117231] [2021-12-28 05:13:47,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084117231] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:13:47,372 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:13:47,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:13:47,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981679255] [2021-12-28 05:13:47,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:13:47,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:13:47,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:13:47,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:13:47,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:13:47,414 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) [2021-12-28 05:13:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:13:53,247 INFO L93 Difference]: Finished difference Result 7769 states and 11221 transitions. [2021-12-28 05:13:53,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:13:53,257 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 430 [2021-12-28 05:13:53,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:13:53,327 INFO L225 Difference]: With dead ends: 7769 [2021-12-28 05:13:53,327 INFO L226 Difference]: Without dead ends: 5173 [2021-12-28 05:13:53,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:13:53,358 INFO L933 BasicCegarLoop]: 4280 mSDtfsCounter, 3865 mSDsluCounter, 5194 mSDsCounter, 0 mSdLazyCounter, 1956 mSolverCounterSat, 1424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 9474 SdHoareTripleChecker+Invalid, 3380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1424 IncrementalHoareTripleChecker+Valid, 1956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-28 05:13:53,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4269 Valid, 9474 Invalid, 3380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1424 Valid, 1956 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2021-12-28 05:13:53,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2021-12-28 05:13:53,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5101. [2021-12-28 05:13:53,762 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) [2021-12-28 05:13:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 5101 states and 7256 transitions. [2021-12-28 05:13:53,799 INFO L78 Accepts]: Start accepts. Automaton has 5101 states and 7256 transitions. Word has length 430 [2021-12-28 05:13:53,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:13:53,801 INFO L470 AbstractCegarLoop]: Abstraction has 5101 states and 7256 transitions. [2021-12-28 05:13:53,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-28 05:13:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 5101 states and 7256 transitions. [2021-12-28 05:13:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-28 05:13:53,821 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:13:53,822 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] [2021-12-28 05:13:53,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:13:53,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:13:53,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:13:53,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1368317239, now seen corresponding path program 1 times [2021-12-28 05:13:53,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:13:53,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381142011] [2021-12-28 05:13:53,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:13:53,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:13:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:13:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:13:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:13:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:13:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:13:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:13:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:13:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:13:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:13:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:13:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:13:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:13:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:13:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:13:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:13:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:13:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:13:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:13:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:13:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:13:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:13:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:13:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:13:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:13:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:13:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:13:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:13:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:13:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:13:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:13:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:13:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:13:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:13:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:13:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:13:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:13:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:13:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-28 05:13:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-28 05:13:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-28 05:13:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-28 05:13:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-28 05:13:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-28 05:13:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-28 05:13:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-28 05:13:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-12-28 05:13:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:13:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-28 05:13:54,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:13:54,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381142011] [2021-12-28 05:13:54,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381142011] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:13:54,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:13:54,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 05:13:54,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031904904] [2021-12-28 05:13:54,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:13:54,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 05:13:54,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:13:54,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 05:13:54,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:13:54,959 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) [2021-12-28 05:14:00,248 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 [] [2021-12-28 05:14:03,708 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 05:14:07,579 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 05:14:12,030 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 []