./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 04:00:24,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:00:24,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:00:25,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:00:25,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:00:25,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:00:25,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:00:25,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:00:25,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:00:25,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:00:25,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:00:25,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:00:25,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:00:25,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:00:25,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:00:25,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:00:25,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:00:25,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:00:25,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:00:25,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:00:25,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:00:25,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:00:25,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:00:25,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:00:25,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:00:25,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:00:25,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:00:25,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:00:25,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:00:25,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:00:25,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:00:25,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:00:25,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:00:25,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:00:25,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:00:25,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:00:25,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:00:25,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:00:25,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:00:25,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:00:25,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:00:25,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:00:25,100 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:00:25,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:00:25,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:00:25,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:00:25,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:00:25,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:00:25,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:00:25,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:00:25,103 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:00:25,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:00:25,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:00:25,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:00:25,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:00:25,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:00:25,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:00:25,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:00:25,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:00:25,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:00:25,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:00:25,106 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 [2021-12-16 04:00:25,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:00:25,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:00:25,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:00:25,318 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:00:25,318 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:00:25,319 INFO L432 ainManager$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 [2021-12-16 04:00:25,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39c47fa6/83db4b7829c644b08873d831828c87e0/FLAG3e968d394 [2021-12-16 04:00:26,155 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:00:26,156 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 [2021-12-16 04:00:26,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39c47fa6/83db4b7829c644b08873d831828c87e0/FLAG3e968d394 [2021-12-16 04:00:26,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39c47fa6/83db4b7829c644b08873d831828c87e0 [2021-12-16 04:00:26,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:00:26,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:00:26,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:00:26,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:00:26,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:00:26,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:00:26" (1/1) ... [2021-12-16 04:00:26,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70851759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:26, skipping insertion in model container [2021-12-16 04:00:26,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:00:26" (1/1) ... [2021-12-16 04:00:26,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:00:26,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:00:27,714 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] [2021-12-16 04:00:29,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:00:29,149 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:00:29,302 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] [2021-12-16 04:00:29,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:00:29,591 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:00:29,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29 WrapperNode [2021-12-16 04:00:29,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:00:29,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:00:29,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:00:29,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:00:29,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:29,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:29,912 INFO L137 Inliner]: procedures = 418, calls = 3842, calls flagged for inlining = 181, calls inlined = 158, statements flattened = 7829 [2021-12-16 04:00:29,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:00:29,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:00:29,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:00:29,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:00:29,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:29,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:29,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:29,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:30,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:30,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:30,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:30,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:00:30,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:00:30,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:00:30,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:00:30,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (1/1) ... [2021-12-16 04:00:30,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:00:30,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:00:30,259 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) [2021-12-16 04:00:30,276 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 [2021-12-16 04:00:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2021-12-16 04:00:30,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2021-12-16 04:00:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2021-12-16 04:00:30,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2021-12-16 04:00:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-16 04:00:30,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-16 04:00:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 04:00:30,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 04:00:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2021-12-16 04:00:30,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2021-12-16 04:00:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-16 04:00:30,289 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-16 04:00:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:00:30,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:00:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2021-12-16 04:00:30,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2021-12-16 04:00:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-16 04:00:30,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-16 04:00:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 04:00:30,290 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 04:00:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-16 04:00:30,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-16 04:00:30,290 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 04:00:30,291 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 04:00:30,291 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-16 04:00:30,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-16 04:00:30,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 04:00:30,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 04:00:30,291 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2021-12-16 04:00:30,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2021-12-16 04:00:30,291 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2021-12-16 04:00:30,292 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2021-12-16 04:00:30,292 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2021-12-16 04:00:30,292 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2021-12-16 04:00:30,292 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-16 04:00:30,292 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-16 04:00:30,292 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-16 04:00:30,292 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2021-12-16 04:00:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2021-12-16 04:00:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2021-12-16 04:00:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2021-12-16 04:00:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2021-12-16 04:00:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2021-12-16 04:00:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-16 04:00:30,293 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2021-12-16 04:00:30,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2021-12-16 04:00:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2021-12-16 04:00:30,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2021-12-16 04:00:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 04:00:30,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 04:00:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:00:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-16 04:00:30,294 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-16 04:00:30,294 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 04:00:30,295 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 04:00:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2021-12-16 04:00:30,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2021-12-16 04:00:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2021-12-16 04:00:30,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2021-12-16 04:00:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2021-12-16 04:00:30,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2021-12-16 04:00:30,295 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2021-12-16 04:00:30,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2021-12-16 04:00:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 04:00:30,296 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 04:00:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-16 04:00:30,296 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-16 04:00:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:00:30,296 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 04:00:30,296 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 04:00:30,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:00:30,297 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2021-12-16 04:00:30,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2021-12-16 04:00:30,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:00:30,297 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 04:00:30,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 04:00:30,297 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-16 04:00:30,297 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-16 04:00:30,298 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2021-12-16 04:00:30,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2021-12-16 04:00:30,298 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2021-12-16 04:00:30,298 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2021-12-16 04:00:30,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:00:30,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:00:30,298 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2021-12-16 04:00:30,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2021-12-16 04:00:30,299 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2021-12-16 04:00:30,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2021-12-16 04:00:30,299 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-16 04:00:30,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-16 04:00:30,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-16 04:00:30,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-16 04:00:30,299 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2021-12-16 04:00:30,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2021-12-16 04:00:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 04:00:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 04:00:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 04:00:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 04:00:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2021-12-16 04:00:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2021-12-16 04:00:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2021-12-16 04:00:30,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2021-12-16 04:00:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-16 04:00:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-16 04:00:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-16 04:00:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2021-12-16 04:00:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2021-12-16 04:00:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:00:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2021-12-16 04:00:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2021-12-16 04:00:30,302 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-16 04:00:30,302 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-16 04:00:30,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:00:30,302 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-16 04:00:30,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-16 04:00:30,302 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 04:00:30,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 04:00:30,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:00:30,303 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:00:30,303 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2021-12-16 04:00:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2021-12-16 04:00:30,303 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2021-12-16 04:00:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2021-12-16 04:00:30,303 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-16 04:00:30,303 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-16 04:00:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-16 04:00:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-16 04:00:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2021-12-16 04:00:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2021-12-16 04:00:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 04:00:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 04:00:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-12-16 04:00:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-12-16 04:00:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2021-12-16 04:00:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2021-12-16 04:00:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:00:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:00:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-12-16 04:00:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-12-16 04:00:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-16 04:00:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-16 04:00:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 04:00:30,306 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 04:00:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2021-12-16 04:00:30,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2021-12-16 04:00:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2021-12-16 04:00:30,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2021-12-16 04:00:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:00:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:00:30,307 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-16 04:00:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-16 04:00:30,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:00:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:00:30,307 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2021-12-16 04:00:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2021-12-16 04:00:30,307 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2021-12-16 04:00:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2021-12-16 04:00:30,307 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-16 04:00:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-16 04:00:30,308 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-16 04:00:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-16 04:00:30,308 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-16 04:00:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-16 04:00:30,308 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2021-12-16 04:00:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2021-12-16 04:00:30,308 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2021-12-16 04:00:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2021-12-16 04:00:30,309 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2021-12-16 04:00:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2021-12-16 04:00:30,309 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2021-12-16 04:00:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2021-12-16 04:00:30,309 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2021-12-16 04:00:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2021-12-16 04:00:30,309 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2021-12-16 04:00:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2021-12-16 04:00:30,310 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2021-12-16 04:00:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2021-12-16 04:00:30,310 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 04:00:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 04:00:30,310 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-16 04:00:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-16 04:00:30,310 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-12-16 04:00:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-12-16 04:00:30,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:00:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:00:30,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 04:00:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 04:00:30,311 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2021-12-16 04:00:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2021-12-16 04:00:30,311 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2021-12-16 04:00:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2021-12-16 04:00:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-16 04:00:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-16 04:00:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2021-12-16 04:00:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2021-12-16 04:00:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:00:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:00:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-16 04:00:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-16 04:00:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-16 04:00:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-16 04:00:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2021-12-16 04:00:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2021-12-16 04:00:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:00:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:00:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-16 04:00:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-16 04:00:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-16 04:00:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-16 04:00:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2021-12-16 04:00:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2021-12-16 04:00:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2021-12-16 04:00:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2021-12-16 04:00:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-16 04:00:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-16 04:00:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:00:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2021-12-16 04:00:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2021-12-16 04:00:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:00:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-16 04:00:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-16 04:00:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2021-12-16 04:00:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2021-12-16 04:00:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2021-12-16 04:00:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2021-12-16 04:00:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2021-12-16 04:00:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2021-12-16 04:00:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2021-12-16 04:00:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2021-12-16 04:00:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2021-12-16 04:00:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2021-12-16 04:00:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2021-12-16 04:00:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2021-12-16 04:00:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2021-12-16 04:00:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2021-12-16 04:00:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:00:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:00:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:00:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-16 04:00:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-16 04:00:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2021-12-16 04:00:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2021-12-16 04:00:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2021-12-16 04:00:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2021-12-16 04:00:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:00:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:00:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2021-12-16 04:00:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2021-12-16 04:00:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2021-12-16 04:00:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2021-12-16 04:00:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-16 04:00:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-16 04:00:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2021-12-16 04:00:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2021-12-16 04:00:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-16 04:00:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-16 04:00:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-16 04:00:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-16 04:00:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2021-12-16 04:00:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2021-12-16 04:00:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-16 04:00:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-16 04:00:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-16 04:00:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-16 04:00:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-16 04:00:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-16 04:00:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2021-12-16 04:00:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2021-12-16 04:00:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2021-12-16 04:00:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2021-12-16 04:00:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2021-12-16 04:00:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2021-12-16 04:00:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2021-12-16 04:00:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2021-12-16 04:00:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2021-12-16 04:00:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2021-12-16 04:00:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:00:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:00:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-16 04:00:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-16 04:00:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:00:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-16 04:00:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-16 04:00:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:00:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:00:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-16 04:00:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-16 04:00:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2021-12-16 04:00:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2021-12-16 04:00:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2021-12-16 04:00:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2021-12-16 04:00:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:00:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:00:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2021-12-16 04:00:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2021-12-16 04:00:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-16 04:00:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-16 04:00:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 04:00:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 04:00:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2021-12-16 04:00:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2021-12-16 04:00:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2021-12-16 04:00:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2021-12-16 04:00:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-16 04:00:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-16 04:00:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-16 04:00:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-16 04:00:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2021-12-16 04:00:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2021-12-16 04:00:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2021-12-16 04:00:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2021-12-16 04:00:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2021-12-16 04:00:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2021-12-16 04:00:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-16 04:00:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-16 04:00:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-16 04:00:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-16 04:00:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-16 04:00:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-16 04:00:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2021-12-16 04:00:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2021-12-16 04:00:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2021-12-16 04:00:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2021-12-16 04:00:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-16 04:00:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-16 04:00:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2021-12-16 04:00:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2021-12-16 04:00:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-16 04:00:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-16 04:00:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:00:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2021-12-16 04:00:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2021-12-16 04:00:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2021-12-16 04:00:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2021-12-16 04:00:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2021-12-16 04:00:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2021-12-16 04:00:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2021-12-16 04:00:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-16 04:00:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-16 04:00:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-16 04:00:30,329 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-16 04:00:31,132 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:00:31,135 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:00:34,677 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:00:42,389 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:00:42,419 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:00:42,419 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-16 04:00:42,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:00:42 BoogieIcfgContainer [2021-12-16 04:00:42,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:00:42,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:00:42,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:00:42,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:00:42,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:00:26" (1/3) ... [2021-12-16 04:00:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765bdd52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:00:42, skipping insertion in model container [2021-12-16 04:00:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:29" (2/3) ... [2021-12-16 04:00:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765bdd52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:00:42, skipping insertion in model container [2021-12-16 04:00:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:00:42" (3/3) ... [2021-12-16 04:00:42,430 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 [2021-12-16 04:00:42,434 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:00:42,434 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:00:42,484 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:00:42,490 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 [2021-12-16 04:00:42,490 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:00:42,542 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) [2021-12-16 04:00:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-12-16 04:00:42,560 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:00:42,561 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] [2021-12-16 04:00:42,562 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:00:42,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:00:42,566 INFO L85 PathProgramCache]: Analyzing trace with hash -295509175, now seen corresponding path program 1 times [2021-12-16 04:00:42,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:00:42,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702449801] [2021-12-16 04:00:42,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:00:42,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:00:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:00:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 04:00:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:00:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 04:00:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 04:00:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 04:00:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 04:00:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 04:00:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:00:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 04:00:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-16 04:00:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-16 04:00:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-16 04:00:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:00:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-16 04:00:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-16 04:00:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:00:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-16 04:00:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-16 04:00:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-16 04:00:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-16 04:00:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-16 04:00:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-16 04:00:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-16 04:00:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-16 04:00:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-16 04:00:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-16 04:00:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-16 04:00:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-16 04:00:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:00:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:00:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-16 04:00:43,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:00:43,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702449801] [2021-12-16 04:00:43,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702449801] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:00:43,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:00:43,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:00:43,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56139140] [2021-12-16 04:00:43,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:00:43,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:00:43,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:00:43,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:00:43,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:00:43,613 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) [2021-12-16 04:00:47,192 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 [] [2021-12-16 04:00:49,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:00:53,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:00:55,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:01:01,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:01:03,071 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:01:07,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:01:09,637 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 [] [2021-12-16 04:01:19,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:01:19,191 INFO L93 Difference]: Finished difference Result 10834 states and 16911 transitions. [2021-12-16 04:01:19,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 04:01:19,194 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 [2021-12-16 04:01:19,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:01:19,270 INFO L225 Difference]: With dead ends: 10834 [2021-12-16 04:01:19,270 INFO L226 Difference]: Without dead ends: 7733 [2021-12-16 04:01:19,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-16 04:01:19,307 INFO L933 BasicCegarLoop]: 4771 mSDtfsCounter, 10140 mSDsluCounter, 7074 mSDsCounter, 0 mSdLazyCounter, 6190 mSolverCounterSat, 5064 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10657 SdHoareTripleChecker+Valid, 11845 SdHoareTripleChecker+Invalid, 11262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5064 IncrementalHoareTripleChecker+Valid, 6190 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.6s IncrementalHoareTripleChecker+Time [2021-12-16 04:01:19,308 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10657 Valid, 11845 Invalid, 11262 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5064 Valid, 6190 Invalid, 8 Unknown, 0 Unchecked, 34.6s Time] [2021-12-16 04:01:19,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7733 states. [2021-12-16 04:01:19,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7733 to 5947. [2021-12-16 04:01:19,621 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) [2021-12-16 04:01:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 5947 states and 8626 transitions. [2021-12-16 04:01:19,675 INFO L78 Accepts]: Start accepts. Automaton has 5947 states and 8626 transitions. Word has length 199 [2021-12-16 04:01:19,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:01:19,676 INFO L470 AbstractCegarLoop]: Abstraction has 5947 states and 8626 transitions. [2021-12-16 04:01:19,676 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) [2021-12-16 04:01:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 5947 states and 8626 transitions. [2021-12-16 04:01:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-12-16 04:01:19,690 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:01:19,690 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] [2021-12-16 04:01:19,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:01:19,690 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:01:19,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:01:19,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1626075355, now seen corresponding path program 1 times [2021-12-16 04:01:19,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:01:19,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385981804] [2021-12-16 04:01:19,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:01:19,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:01:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:19,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:01:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 04:01:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:01:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 04:01:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 04:01:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 04:01:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 04:01:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 04:01:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:01:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 04:01:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-16 04:01:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-16 04:01:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-16 04:01:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:01:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-16 04:01:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-16 04:01:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:01:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-16 04:01:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-16 04:01:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-16 04:01:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-16 04:01:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-16 04:01:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-16 04:01:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-16 04:01:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-16 04:01:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-16 04:01:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-16 04:01:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-16 04:01:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-16 04:01:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:01:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-16 04:01:20,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:01:20,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385981804] [2021-12-16 04:01:20,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385981804] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:01:20,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:01:20,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-16 04:01:20,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082038364] [2021-12-16 04:01:20,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:01:20,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 04:01:20,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:01:20,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 04:01:20,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-16 04:01:20,414 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) [2021-12-16 04:01:26,320 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 [] [2021-12-16 04:01:28,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:01:31,041 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []