./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-dev-ae00767 [2021-12-28 03:58:39,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:58:39,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:58:39,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:58:39,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:58:39,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:58:39,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:58:39,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:58:39,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:58:39,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:58:39,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:58:39,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:58:39,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:58:39,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:58:39,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:58:39,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:58:39,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:58:39,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:58:39,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:58:39,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:58:39,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:58:39,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:58:39,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:58:39,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:58:39,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:58:39,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:58:39,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:58:39,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:58:39,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:58:39,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:58:39,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:58:39,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:58:39,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:58:39,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:58:39,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:58:39,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:58:39,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:58:39,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:58:39,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:58:39,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:58:39,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:58:39,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:58:40,010 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:58:40,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:58:40,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:58:40,012 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:58:40,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:58:40,013 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:58:40,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:58:40,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:58:40,014 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:58:40,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:58:40,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:58:40,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:58:40,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:58:40,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:58:40,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:58:40,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:58:40,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:58:40,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:58:40,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:58:40,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:58:40,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:58:40,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:58:40,018 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:58:40,018 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:58:40,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:58:40,018 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 [2021-12-28 03:58:40,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:58:40,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:58:40,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:58:40,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:58:40,346 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:58:40,347 INFO L432 ainManager$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 [2021-12-28 03:58:40,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b739a6c7/bb6c2f9055bc455b85793c9e9d835687/FLAG2502ff201 [2021-12-28 03:58:41,078 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:58:41,078 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 [2021-12-28 03:58:41,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b739a6c7/bb6c2f9055bc455b85793c9e9d835687/FLAG2502ff201 [2021-12-28 03:58:41,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b739a6c7/bb6c2f9055bc455b85793c9e9d835687 [2021-12-28 03:58:41,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:58:41,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:58:41,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:58:41,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:58:41,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:58:41,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:58:41" (1/1) ... [2021-12-28 03:58:41,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b44769a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:41, skipping insertion in model container [2021-12-28 03:58:41,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:58:41" (1/1) ... [2021-12-28 03:58:41,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:58:41,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:58:42,446 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] [2021-12-28 03:58:43,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:58:43,773 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:58:43,912 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] [2021-12-28 03:58:44,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:58:44,232 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:58:44,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44 WrapperNode [2021-12-28 03:58:44,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:58:44,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:58:44,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:58:44,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:58:44,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,588 INFO L137 Inliner]: procedures = 418, calls = 3842, calls flagged for inlining = 181, calls inlined = 158, statements flattened = 7829 [2021-12-28 03:58:44,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:58:44,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:58:44,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:58:44,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:58:44,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:44,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:45,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:45,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:58:45,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:58:45,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:58:45,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:58:45,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (1/1) ... [2021-12-28 03:58:45,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:58:45,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:58:45,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:58:45,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:58:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2021-12-28 03:58:45,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2021-12-28 03:58:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2021-12-28 03:58:45,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2021-12-28 03:58:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-28 03:58:45,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-28 03:58:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 03:58:45,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 03:58:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2021-12-28 03:58:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2021-12-28 03:58:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 03:58:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 03:58:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:58:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:58:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2021-12-28 03:58:45,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2021-12-28 03:58:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-28 03:58:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-28 03:58:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 03:58:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 03:58:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-28 03:58:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-28 03:58:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 03:58:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 03:58:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-28 03:58:45,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-28 03:58:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 03:58:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 03:58:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2021-12-28 03:58:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2021-12-28 03:58:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2021-12-28 03:58:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2021-12-28 03:58:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2021-12-28 03:58:45,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2021-12-28 03:58:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-28 03:58:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-28 03:58:45,116 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-28 03:58:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2021-12-28 03:58:45,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2021-12-28 03:58:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2021-12-28 03:58:45,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2021-12-28 03:58:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2021-12-28 03:58:45,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2021-12-28 03:58:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-28 03:58:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2021-12-28 03:58:45,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2021-12-28 03:58:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2021-12-28 03:58:45,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2021-12-28 03:58:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 03:58:45,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 03:58:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:58:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 03:58:45,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 03:58:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 03:58:45,118 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 03:58:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2021-12-28 03:58:45,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2021-12-28 03:58:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2021-12-28 03:58:45,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2021-12-28 03:58:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2021-12-28 03:58:45,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2021-12-28 03:58:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2021-12-28 03:58:45,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2021-12-28 03:58:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 03:58:45,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 03:58:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-28 03:58:45,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-28 03:58:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 03:58:45,120 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2021-12-28 03:58:45,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 03:58:45,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 03:58:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-28 03:58:45,121 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-28 03:58:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2021-12-28 03:58:45,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2021-12-28 03:58:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2021-12-28 03:58:45,121 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2021-12-28 03:58:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 03:58:45,121 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 03:58:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2021-12-28 03:58:45,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2021-12-28 03:58:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2021-12-28 03:58:45,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2021-12-28 03:58:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-28 03:58:45,122 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-28 03:58:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-28 03:58:45,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-28 03:58:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2021-12-28 03:58:45,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2021-12-28 03:58:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 03:58:45,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 03:58:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 03:58:45,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 03:58:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2021-12-28 03:58:45,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2021-12-28 03:58:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2021-12-28 03:58:45,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2021-12-28 03:58:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-28 03:58:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-28 03:58:45,124 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-28 03:58:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2021-12-28 03:58:45,124 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2021-12-28 03:58:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:58:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2021-12-28 03:58:45,124 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2021-12-28 03:58:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-28 03:58:45,124 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-28 03:58:45,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:58:45,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 03:58:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2021-12-28 03:58:45,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2021-12-28 03:58:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2021-12-28 03:58:45,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2021-12-28 03:58:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-28 03:58:45,126 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-28 03:58:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-28 03:58:45,126 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-28 03:58:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2021-12-28 03:58:45,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2021-12-28 03:58:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:58:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:58:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-12-28 03:58:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-12-28 03:58:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2021-12-28 03:58:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2021-12-28 03:58:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:58:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:58:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-12-28 03:58:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-12-28 03:58:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-28 03:58:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-28 03:58:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 03:58:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 03:58:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2021-12-28 03:58:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2021-12-28 03:58:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2021-12-28 03:58:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-28 03:58:45,129 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:58:45,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2021-12-28 03:58:45,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2021-12-28 03:58:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2021-12-28 03:58:45,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2021-12-28 03:58:45,130 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 03:58:45,130 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 03:58:45,130 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-28 03:58:45,130 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-28 03:58:45,130 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-28 03:58:45,130 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-28 03:58:45,130 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2021-12-28 03:58:45,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2021-12-28 03:58:45,130 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2021-12-28 03:58:45,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2021-12-28 03:58:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2021-12-28 03:58:45,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2021-12-28 03:58:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2021-12-28 03:58:45,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2021-12-28 03:58:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2021-12-28 03:58:45,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2021-12-28 03:58:45,131 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2021-12-28 03:58:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2021-12-28 03:58:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2021-12-28 03:58:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2021-12-28 03:58:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 03:58:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 03:58:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-28 03:58:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-28 03:58:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-12-28 03:58:45,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-12-28 03:58:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:58:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:58:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 03:58:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 03:58:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2021-12-28 03:58:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2021-12-28 03:58:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2021-12-28 03:58:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2021-12-28 03:58:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 03:58:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 03:58:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2021-12-28 03:58:45,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2021-12-28 03:58:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 03:58:45,134 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 03:58:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-28 03:58:45,134 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-28 03:58:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-28 03:58:45,134 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-28 03:58:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2021-12-28 03:58:45,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2021-12-28 03:58:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:58:45,135 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:58:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 03:58:45,135 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 03:58:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-28 03:58:45,135 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-28 03:58:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2021-12-28 03:58:45,135 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2021-12-28 03:58:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2021-12-28 03:58:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2021-12-28 03:58:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 03:58:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 03:58:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:58:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2021-12-28 03:58:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2021-12-28 03:58:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:58:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-28 03:58:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-28 03:58:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2021-12-28 03:58:45,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2021-12-28 03:58:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2021-12-28 03:58:45,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2021-12-28 03:58:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2021-12-28 03:58:45,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2021-12-28 03:58:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2021-12-28 03:58:45,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2021-12-28 03:58:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2021-12-28 03:58:45,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2021-12-28 03:58:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2021-12-28 03:58:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2021-12-28 03:58:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2021-12-28 03:58:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2021-12-28 03:58:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:58:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 03:58:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 03:58:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-28 03:58:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-28 03:58:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2021-12-28 03:58:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2021-12-28 03:58:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2021-12-28 03:58:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2021-12-28 03:58:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:58:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:58:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2021-12-28 03:58:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2021-12-28 03:58:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2021-12-28 03:58:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2021-12-28 03:58:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-28 03:58:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-28 03:58:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2021-12-28 03:58:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2021-12-28 03:58:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 03:58:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 03:58:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-28 03:58:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-28 03:58:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2021-12-28 03:58:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2021-12-28 03:58:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-28 03:58:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-28 03:58:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 03:58:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 03:58:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-28 03:58:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-28 03:58:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2021-12-28 03:58:45,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2021-12-28 03:58:45,141 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2021-12-28 03:58:45,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2021-12-28 03:58:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2021-12-28 03:58:45,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2021-12-28 03:58:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2021-12-28 03:58:45,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2021-12-28 03:58:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2021-12-28 03:58:45,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2021-12-28 03:58:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:58:45,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:58:45,142 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-28 03:58:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-28 03:58:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:58:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-28 03:58:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-28 03:58:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:58:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:58:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-28 03:58:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-28 03:58:45,143 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2021-12-28 03:58:45,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2021-12-28 03:58:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2021-12-28 03:58:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2021-12-28 03:58:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-28 03:58:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-28 03:58:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2021-12-28 03:58:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2021-12-28 03:58:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-28 03:58:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-28 03:58:45,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 03:58:45,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 03:58:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2021-12-28 03:58:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2021-12-28 03:58:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2021-12-28 03:58:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2021-12-28 03:58:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-28 03:58:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-28 03:58:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-28 03:58:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-28 03:58:45,145 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2021-12-28 03:58:45,145 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2021-12-28 03:58:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2021-12-28 03:58:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2021-12-28 03:58:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2021-12-28 03:58:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2021-12-28 03:58:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-28 03:58:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-28 03:58:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-28 03:58:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-28 03:58:45,146 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-28 03:58:45,146 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-28 03:58:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2021-12-28 03:58:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2021-12-28 03:58:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2021-12-28 03:58:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2021-12-28 03:58:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 03:58:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 03:58:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2021-12-28 03:58:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2021-12-28 03:58:45,147 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-28 03:58:45,147 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2021-12-28 03:58:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2021-12-28 03:58:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2021-12-28 03:58:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2021-12-28 03:58:45,148 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-28 03:58:45,148 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-28 03:58:45,149 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-28 03:58:45,149 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-28 03:58:45,940 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:58:45,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:58:49,754 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 03:58:57,117 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:58:57,132 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:58:57,132 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-28 03:58:57,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:58:57 BoogieIcfgContainer [2021-12-28 03:58:57,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:58:57,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:58:57,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:58:57,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:58:57,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:58:41" (1/3) ... [2021-12-28 03:58:57,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9df43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:58:57, skipping insertion in model container [2021-12-28 03:58:57,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:58:44" (2/3) ... [2021-12-28 03:58:57,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9df43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:58:57, skipping insertion in model container [2021-12-28 03:58:57,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:58:57" (3/3) ... [2021-12-28 03:58:57,141 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 [2021-12-28 03:58:57,144 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:58:57,144 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:58:57,192 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:58:57,197 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 03:58:57,197 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:58:57,250 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) [2021-12-28 03:58:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-12-28 03:58:57,266 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:58:57,267 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] [2021-12-28 03:58:57,268 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:58:57,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:58:57,271 INFO L85 PathProgramCache]: Analyzing trace with hash -295509175, now seen corresponding path program 1 times [2021-12-28 03:58:57,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:58:57,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322229573] [2021-12-28 03:58:57,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:58:57,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:58:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 03:58:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 03:58:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 03:58:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 03:58:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-28 03:58:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-28 03:58:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 03:58:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:57,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-28 03:58:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-28 03:58:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-28 03:58:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-28 03:58:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-28 03:58:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-28 03:58:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-28 03:58:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-28 03:58:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-28 03:58:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-28 03:58:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-28 03:58:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-28 03:58:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 03:58:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-28 03:58:58,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:58,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322229573] [2021-12-28 03:58:58,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322229573] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:58,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:58,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 03:58:58,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572961845] [2021-12-28 03:58:58,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:58,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 03:58:58,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:58,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 03:58:58,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:58:58,158 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) [2021-12-28 03:59:01,579 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:03,597 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:07,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:09,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:14,917 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:16,944 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:21,045 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:23,075 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 [] [2021-12-28 03:59:31,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:59:31,506 INFO L93 Difference]: Finished difference Result 10834 states and 16911 transitions. [2021-12-28 03:59:31,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:59:31,509 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 [2021-12-28 03:59:31,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:59:31,581 INFO L225 Difference]: With dead ends: 10834 [2021-12-28 03:59:31,581 INFO L226 Difference]: Without dead ends: 7733 [2021-12-28 03:59:31,614 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 [2021-12-28 03:59:31,621 INFO L933 BasicCegarLoop]: 4765 mSDtfsCounter, 10139 mSDsluCounter, 6589 mSDsCounter, 0 mSdLazyCounter, 6701 mSolverCounterSat, 5061 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10660 SdHoareTripleChecker+Valid, 11354 SdHoareTripleChecker+Invalid, 11770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5061 IncrementalHoareTripleChecker+Valid, 6701 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2021-12-28 03:59:31,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10660 Valid, 11354 Invalid, 11770 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5061 Valid, 6701 Invalid, 8 Unknown, 0 Unchecked, 32.5s Time] [2021-12-28 03:59:31,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7733 states. [2021-12-28 03:59:31,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7733 to 5947. [2021-12-28 03:59:31,970 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) [2021-12-28 03:59:32,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 5947 states and 8626 transitions. [2021-12-28 03:59:32,015 INFO L78 Accepts]: Start accepts. Automaton has 5947 states and 8626 transitions. Word has length 199 [2021-12-28 03:59:32,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:59:32,018 INFO L470 AbstractCegarLoop]: Abstraction has 5947 states and 8626 transitions. [2021-12-28 03:59:32,018 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) [2021-12-28 03:59:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 5947 states and 8626 transitions. [2021-12-28 03:59:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-12-28 03:59:32,023 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:59:32,024 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] [2021-12-28 03:59:32,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:59:32,024 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:59:32,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:59:32,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1626075355, now seen corresponding path program 1 times [2021-12-28 03:59:32,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:59:32,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90947631] [2021-12-28 03:59:32,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:59:32,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:59:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:59:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:59:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:59:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:59:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:59:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:59:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:59:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:59:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:59:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:59:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 03:59:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 03:59:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 03:59:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 03:59:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-28 03:59:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-28 03:59:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 03:59:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-28 03:59:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-28 03:59:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-28 03:59:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-28 03:59:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-28 03:59:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-28 03:59:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-28 03:59:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-28 03:59:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-28 03:59:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-28 03:59:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-28 03:59:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-28 03:59:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 03:59:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:59:32,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2021-12-28 03:59:32,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:59:32,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90947631] [2021-12-28 03:59:32,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90947631] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:59:32,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:59:32,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-28 03:59:32,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259637239] [2021-12-28 03:59:32,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:59:32,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-28 03:59:32,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:59:32,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-28 03:59:32,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-28 03:59:32,691 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) [2021-12-28 03:59:37,937 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:39,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:42,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:59:44,534 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 []