./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.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 fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:46:23,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:46:23,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:46:23,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:46:23,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:46:23,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:46:23,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:46:23,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:46:23,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:46:23,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:46:23,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:46:23,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:46:23,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:46:23,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:46:23,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:46:23,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:46:23,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:46:23,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:46:23,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:46:23,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:46:23,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:46:23,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:46:23,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:46:23,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:46:23,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:46:23,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:46:23,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:46:23,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:46:23,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:46:23,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:46:23,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:46:23,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:46:23,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:46:23,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:46:23,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:46:23,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:46:23,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:46:23,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:46:23,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:46:23,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:46:23,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:46:23,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:46:23,229 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:46:23,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:46:23,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:46:23,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:46:23,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:46:23,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:46:23,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:46:23,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:46:23,232 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:46:23,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:46:23,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:46:23,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:46:23,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:46:23,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:46:23,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:46:23,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:46:23,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:46:23,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:46:23,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:46:23,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:46:23,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:46:23,236 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:46:23,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:46:23,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:46:23,237 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:46:23,237 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 [2021-12-14 17:46:23,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:46:23,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:46:23,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:46:23,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:46:23,487 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:46:23,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2021-12-14 17:46:23,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051521cb4/0439dd1c6ec94ff6acfc6bc454c4fdf7/FLAGba7e48fa4 [2021-12-14 17:46:24,267 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:46:24,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2021-12-14 17:46:24,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051521cb4/0439dd1c6ec94ff6acfc6bc454c4fdf7/FLAGba7e48fa4 [2021-12-14 17:46:24,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051521cb4/0439dd1c6ec94ff6acfc6bc454c4fdf7 [2021-12-14 17:46:24,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:46:24,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:46:24,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:46:24,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:46:24,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:46:24,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:46:24" (1/1) ... [2021-12-14 17:46:24,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ea8b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:24, skipping insertion in model container [2021-12-14 17:46:24,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:46:24" (1/1) ... [2021-12-14 17:46:24,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:46:24,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:46:25,749 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2021-12-14 17:46:26,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:46:26,932 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:46:27,012 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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2021-12-14 17:46:27,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:46:27,335 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:46:27,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27 WrapperNode [2021-12-14 17:46:27,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:46:27,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:46:27,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:46:27,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:46:27,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,615 INFO L137 Inliner]: procedures = 418, calls = 3842, calls flagged for inlining = 181, calls inlined = 158, statements flattened = 7829 [2021-12-14 17:46:27,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:46:27,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:46:27,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:46:27,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:46:27,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:46:27,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:46:27,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:46:27,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:46:27,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (1/1) ... [2021-12-14 17:46:27,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:46:27,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:46:27,988 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) [2021-12-14 17:46:28,035 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 [2021-12-14 17:46:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2021-12-14 17:46:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2021-12-14 17:46:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2021-12-14 17:46:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2021-12-14 17:46:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:46:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:46:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:46:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:46:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2021-12-14 17:46:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2021-12-14 17:46:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 17:46:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 17:46:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:46:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:46:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2021-12-14 17:46:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2021-12-14 17:46:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:46:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:46:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:46:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:46:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-14 17:46:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-14 17:46:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:46:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:46:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-14 17:46:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-14 17:46:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:46:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:46:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2021-12-14 17:46:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2021-12-14 17:46:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2021-12-14 17:46:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2021-12-14 17:46:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2021-12-14 17:46:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2021-12-14 17:46:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 17:46:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-14 17:46:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-14 17:46:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2021-12-14 17:46:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2021-12-14 17:46:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2021-12-14 17:46:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2021-12-14 17:46:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2021-12-14 17:46:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2021-12-14 17:46:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:46:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2021-12-14 17:46:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2021-12-14 17:46:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2021-12-14 17:46:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2021-12-14 17:46:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:46:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:46:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:46:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 17:46:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 17:46:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:46:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:46:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2021-12-14 17:46:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2021-12-14 17:46:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2021-12-14 17:46:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2021-12-14 17:46:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2021-12-14 17:46:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2021-12-14 17:46:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2021-12-14 17:46:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2021-12-14 17:46:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:46:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:46:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 17:46:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:46:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2021-12-14 17:46:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:46:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:46:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:46:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-14 17:46:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-14 17:46:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2021-12-14 17:46:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2021-12-14 17:46:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:46:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:46:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:46:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:46:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2021-12-14 17:46:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2021-12-14 17:46:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2021-12-14 17:46:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2021-12-14 17:46:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-14 17:46:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-14 17:46:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 17:46:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 17:46:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2021-12-14 17:46:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2021-12-14 17:46:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:46:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:46:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:46:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:46:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2021-12-14 17:46:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2021-12-14 17:46:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2021-12-14 17:46:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2021-12-14 17:46:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-14 17:46:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-14 17:46:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-14 17:46:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:46:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:46:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:46:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2021-12-14 17:46:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2021-12-14 17:46:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 17:46:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 17:46:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:46:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-14 17:46:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-14 17:46:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:46:28,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:46:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:46:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:46:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2021-12-14 17:46:28,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2021-12-14 17:46:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2021-12-14 17:46:28,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2021-12-14 17:46:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-14 17:46:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-14 17:46:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-14 17:46:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-14 17:46:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2021-12-14 17:46:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2021-12-14 17:46:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:46:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:46:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-12-14 17:46:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-12-14 17:46:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2021-12-14 17:46:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2021-12-14 17:46:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:46:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:46:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-12-14 17:46:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-12-14 17:46:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 17:46:28,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 17:46:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:46:28,075 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:46:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2021-12-14 17:46:28,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2021-12-14 17:46:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2021-12-14 17:46:28,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2021-12-14 17:46:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:46:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:46:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-14 17:46:28,076 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-14 17:46:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:46:28,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:46:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2021-12-14 17:46:28,076 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2021-12-14 17:46:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2021-12-14 17:46:28,076 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2021-12-14 17:46:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 17:46:28,077 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 17:46:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 17:46:28,077 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 17:46:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-14 17:46:28,077 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-14 17:46:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2021-12-14 17:46:28,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2021-12-14 17:46:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:46:28,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:46:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2021-12-14 17:46:28,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2021-12-14 17:46:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:46:28,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:46:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2021-12-14 17:46:28,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2021-12-14 17:46:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2021-12-14 17:46:28,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2021-12-14 17:46:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2021-12-14 17:46:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2021-12-14 17:46:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:46:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:46:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-14 17:46:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-14 17:46:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-12-14 17:46:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-12-14 17:46:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:46:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:46:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:46:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:46:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2021-12-14 17:46:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2021-12-14 17:46:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2021-12-14 17:46:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2021-12-14 17:46:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 17:46:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 17:46:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:46:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:46:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:46:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:46:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-14 17:46:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-14 17:46:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-14 17:46:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-14 17:46:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2021-12-14 17:46:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2021-12-14 17:46:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:46:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:46:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:46:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:46:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-14 17:46:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-14 17:46:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:46:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:46:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2021-12-14 17:46:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2021-12-14 17:46:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:46:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:46:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:46:28,083 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2021-12-14 17:46:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2021-12-14 17:46:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:46:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:46:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:46:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2021-12-14 17:46:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2021-12-14 17:46:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2021-12-14 17:46:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2021-12-14 17:46:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2021-12-14 17:46:28,084 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2021-12-14 17:46:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2021-12-14 17:46:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2021-12-14 17:46:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2021-12-14 17:46:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2021-12-14 17:46:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2021-12-14 17:46:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2021-12-14 17:46:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2021-12-14 17:46:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2021-12-14 17:46:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:46:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:46:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:46:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-14 17:46:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-14 17:46:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2021-12-14 17:46:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2021-12-14 17:46:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2021-12-14 17:46:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2021-12-14 17:46:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:46:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:46:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2021-12-14 17:46:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2021-12-14 17:46:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2021-12-14 17:46:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2021-12-14 17:46:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:46:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:46:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2021-12-14 17:46:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2021-12-14 17:46:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:46:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:46:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-14 17:46:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-14 17:46:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2021-12-14 17:46:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2021-12-14 17:46:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-14 17:46:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-14 17:46:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:46:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:46:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:46:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:46:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2021-12-14 17:46:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2021-12-14 17:46:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2021-12-14 17:46:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2021-12-14 17:46:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2021-12-14 17:46:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2021-12-14 17:46:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2021-12-14 17:46:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2021-12-14 17:46:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:46:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:46:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:46:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:46:28,090 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 17:46:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 17:46:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:46:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-14 17:46:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-14 17:46:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:46:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:46:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-14 17:46:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-14 17:46:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2021-12-14 17:46:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2021-12-14 17:46:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:46:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:46:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 17:46:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 17:46:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2021-12-14 17:46:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2021-12-14 17:46:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 17:46:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 17:46:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:46:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:46:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:46:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:46:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2021-12-14 17:46:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2021-12-14 17:46:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-14 17:46:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-14 17:46:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-14 17:46:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-14 17:46:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2021-12-14 17:46:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2021-12-14 17:46:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2021-12-14 17:46:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2021-12-14 17:46:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2021-12-14 17:46:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2021-12-14 17:46:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-14 17:46:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-14 17:46:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-14 17:46:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-14 17:46:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 17:46:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 17:46:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2021-12-14 17:46:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2021-12-14 17:46:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2021-12-14 17:46:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2021-12-14 17:46:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:46:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:46:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:46:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:46:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-14 17:46:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-14 17:46:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:46:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:46:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:46:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2021-12-14 17:46:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2021-12-14 17:46:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2021-12-14 17:46:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2021-12-14 17:46:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2021-12-14 17:46:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-14 17:46:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-14 17:46:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-14 17:46:28,097 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-14 17:46:28,965 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:46:28,968 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:46:32,731 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:46:40,517 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:46:40,543 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:46:40,543 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 17:46:40,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:46:40 BoogieIcfgContainer [2021-12-14 17:46:40,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:46:40,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:46:40,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:46:40,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:46:40,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:46:24" (1/3) ... [2021-12-14 17:46:40,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8f5661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:46:40, skipping insertion in model container [2021-12-14 17:46:40,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:27" (2/3) ... [2021-12-14 17:46:40,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a8f5661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:46:40, skipping insertion in model container [2021-12-14 17:46:40,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:46:40" (3/3) ... [2021-12-14 17:46:40,553 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2021-12-14 17:46:40,560 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:46:40,560 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:46:40,600 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:46:40,604 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 [2021-12-14 17:46:40,604 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:46:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 3046 states, 2163 states have (on average 1.387424872861766) internal successors, (3001), 2233 states have internal predecessors, (3001), 722 states have call successors, (722), 160 states have call predecessors, (722), 159 states have return successors, (712), 702 states have call predecessors, (712), 712 states have call successors, (712) [2021-12-14 17:46:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-12-14 17:46:40,671 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:46:40,672 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:46:40,672 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:46:40,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:46:40,678 INFO L85 PathProgramCache]: Analyzing trace with hash -295509175, now seen corresponding path program 1 times [2021-12-14 17:46:40,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:46:40,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039131901] [2021-12-14 17:46:40,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:46:40,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:46:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:46:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:46:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:46:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:46:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:46:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:46:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:46:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:46:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:46:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:46:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 17:46:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:46:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-14 17:46:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 17:46:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-14 17:46:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-14 17:46:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:46:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-14 17:46:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-14 17:46:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-14 17:46:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-14 17:46:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 17:46:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 17:46:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:46:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-14 17:46:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-14 17:46:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-14 17:46:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-14 17:46:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-14 17:46:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 17:46:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-14 17:46:41,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:46:41,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039131901] [2021-12-14 17:46:41,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039131901] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:46:41,692 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:46:41,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:46:41,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350055594] [2021-12-14 17:46:41,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:46:41,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:46:41,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:46:41,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:46:41,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:46:41,727 INFO L87 Difference]: Start difference. First operand has 3046 states, 2163 states have (on average 1.387424872861766) internal successors, (3001), 2233 states have internal predecessors, (3001), 722 states have call successors, (722), 160 states have call predecessors, (722), 159 states have return successors, (712), 702 states have call predecessors, (712), 712 states have call successors, (712) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-14 17:46:45,020 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 [] [2021-12-14 17:46:47,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:46:50,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:46:52,653 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:46:58,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:47:00,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:47:03,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:47:05,892 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 [] [2021-12-14 17:47:15,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:47:15,070 INFO L93 Difference]: Finished difference Result 10834 states and 16911 transitions. [2021-12-14 17:47:15,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:47:15,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 199 [2021-12-14 17:47:15,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:47:15,145 INFO L225 Difference]: With dead ends: 10834 [2021-12-14 17:47:15,145 INFO L226 Difference]: Without dead ends: 7733 [2021-12-14 17:47:15,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:47:15,182 INFO L933 BasicCegarLoop]: 4753 mSDtfsCounter, 10152 mSDsluCounter, 7096 mSDsCounter, 0 mSdLazyCounter, 6139 mSolverCounterSat, 5084 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10680 SdHoareTripleChecker+Valid, 11849 SdHoareTripleChecker+Invalid, 11231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5084 IncrementalHoareTripleChecker+Valid, 6139 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.4s IncrementalHoareTripleChecker+Time [2021-12-14 17:47:15,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10680 Valid, 11849 Invalid, 11231 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5084 Valid, 6139 Invalid, 8 Unknown, 0 Unchecked, 32.4s Time] [2021-12-14 17:47:15,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7733 states. [2021-12-14 17:47:15,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7733 to 5947. [2021-12-14 17:47:15,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5947 states, 4241 states have (on average 1.3791558594671067) internal successors, (5849), 4357 states have internal predecessors, (5849), 1389 states have call successors, (1389), 317 states have call predecessors, (1389), 316 states have return successors, (1388), 1368 states have call predecessors, (1388), 1388 states have call successors, (1388) [2021-12-14 17:47:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 5947 states and 8626 transitions. [2021-12-14 17:47:15,514 INFO L78 Accepts]: Start accepts. Automaton has 5947 states and 8626 transitions. Word has length 199 [2021-12-14 17:47:15,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:47:15,515 INFO L470 AbstractCegarLoop]: Abstraction has 5947 states and 8626 transitions. [2021-12-14 17:47:15,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-14 17:47:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 5947 states and 8626 transitions. [2021-12-14 17:47:15,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-12-14 17:47:15,519 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:47:15,519 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:47:15,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:47:15,519 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:47:15,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:47:15,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1626075355, now seen corresponding path program 1 times [2021-12-14 17:47:15,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:47:15,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255529465] [2021-12-14 17:47:15,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:47:15,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:47:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:47:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:47:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:47:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:47:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:47:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:47:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:47:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:47:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:47:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:47:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 17:47:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:47:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-14 17:47:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 17:47:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-14 17:47:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-14 17:47:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:47:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-14 17:47:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-14 17:47:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-14 17:47:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-14 17:47:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 17:47:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 17:47:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:47:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-14 17:47:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-14 17:47:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-14 17:47:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-14 17:47:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-14 17:47:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 17:47:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-14 17:47:16,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:47:16,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255529465] [2021-12-14 17:47:16,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255529465] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:47:16,141 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:47:16,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 17:47:16,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823893986] [2021-12-14 17:47:16,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:47:16,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 17:47:16,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:47:16,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 17:47:16,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:47:16,144 INFO L87 Difference]: Start difference. First operand 5947 states and 8626 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-14 17:47:21,504 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 [] [2021-12-14 17:47:23,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:47:26,033 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:47:28,065 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []