./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.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 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:21:56,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:21:56,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:21:56,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:21:56,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:21:56,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:21:56,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:21:56,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:21:56,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:21:56,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:21:56,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:21:56,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:21:56,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:21:56,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:21:56,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:21:56,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:21:56,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:21:56,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:21:56,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:21:56,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:21:56,314 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:21:56,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:21:56,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:21:56,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:21:56,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:21:56,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:21:56,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:21:56,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:21:56,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:21:56,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:21:56,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:21:56,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:21:56,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:21:56,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:21:56,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:21:56,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:21:56,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:21:56,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:21:56,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:21:56,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:21:56,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:21:56,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:21:56,343 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:21:56,379 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:21:56,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:21:56,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:21:56,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:21:56,383 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:21:56,383 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:21:56,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:21:56,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:21:56,385 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:21:56,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:21:56,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:21:56,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:21:56,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:21:56,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:21:56,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:21:56,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:21:56,387 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:21:56,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:21:56,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:21:56,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:21:56,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:21:56,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:21:56,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:21:56,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:21:56,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:21:56,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:21:56,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:21:56,389 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:21:56,390 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:21:56,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:21:56,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac [2022-07-12 14:21:56,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:21:56,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:21:56,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:21:56,645 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:21:56,646 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:21:56,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-12 14:21:56,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c71a27fd/028e92afb8fc4b339279ecb39dcc7a68/FLAG6cecb667a [2022-07-12 14:21:57,659 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:21:57,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-12 14:21:57,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c71a27fd/028e92afb8fc4b339279ecb39dcc7a68/FLAG6cecb667a [2022-07-12 14:21:58,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c71a27fd/028e92afb8fc4b339279ecb39dcc7a68 [2022-07-12 14:21:58,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:21:58,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:21:58,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:21:58,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:21:58,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:21:58,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:21:58" (1/1) ... [2022-07-12 14:21:58,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa2b476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:21:58, skipping insertion in model container [2022-07-12 14:21:58,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:21:58" (1/1) ... [2022-07-12 14:21:58,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:21:58,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:22:06,891 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i[715546,715559] [2022-07-12 14:22:07,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:22:07,085 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:22:07,781 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i[715546,715559] [2022-07-12 14:22:07,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:22:08,215 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:22:08,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08 WrapperNode [2022-07-12 14:22:08,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:22:08,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:22:08,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:22:08,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:22:08,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:08,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:08,877 INFO L137 Inliner]: procedures = 861, calls = 7350, calls flagged for inlining = 377, calls inlined = 281, statements flattened = 14300 [2022-07-12 14:22:08,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:22:08,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:22:08,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:22:08,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:22:08,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:08,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:08,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:08,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:09,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:09,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:09,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:09,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:22:09,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:22:09,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:22:09,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:22:09,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (1/1) ... [2022-07-12 14:22:09,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:22:09,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:22:09,565 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) [2022-07-12 14:22:09,628 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 [2022-07-12 14:22:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_start [2022-07-12 14:22:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_start [2022-07-12 14:22:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setpower [2022-07-12 14:22:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setpower [2022-07-12 14:22:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-07-12 14:22:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-07-12 14:22:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_complete [2022-07-12 14:22:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_complete [2022-07-12 14:22:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_sset_count [2022-07-12 14:22:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_sset_count [2022-07-12 14:22:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-07-12 14:22:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-07-12 14:22:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset [2022-07-12 14:22:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset [2022-07-12 14:22:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_host_rx_init [2022-07-12 14:22:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_host_rx_init [2022-07-12 14:22:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_cleanup_queue [2022-07-12 14:22:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_cleanup_queue [2022-07-12 14:22:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure htc_stop [2022-07-12 14:22:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_stop [2022-07-12 14:22:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_bss_info_changed [2022-07-12 14:22:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_bss_info_changed [2022-07-12 14:22:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_wakeup [2022-07-12 14:22:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_wakeup [2022-07-12 14:22:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_tsf [2022-07-12 14:22:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_tsf [2022-07-12 14:22:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 14:22:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 14:22:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update_work [2022-07-12 14:22:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update_work [2022-07-12 14:22:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_strings [2022-07-12 14:22:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_strings [2022-07-12 14:22:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_hw_free [2022-07-12 14:22:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_hw_free [2022-07-12 14:22:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_wait_for_target [2022-07-12 14:22:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_wait_for_target [2022-07-12 14:22:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_rxena [2022-07-12 14:22:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_rxena [2022-07-12 14:22:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_tx_cleanup [2022-07-12 14:22:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_tx_cleanup [2022-07-12 14:22:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_stats [2022-07-12 14:22:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_stats [2022-07-12 14:22:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 14:22:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 14:22:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_txcompletion_cb [2022-07-12 14:22:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_txcompletion_cb [2022-07-12 14:22:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_disable [2022-07-12 14:22:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_disable [2022-07-12 14:22:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure htc_connect_service [2022-07-12 14:22:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_connect_service [2022-07-12 14:22:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_event_drain [2022-07-12 14:22:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_event_drain [2022-07-12 14:22:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_init_htc_services [2022-07-12 14:22:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_init_htc_services [2022-07-12 14:22:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-07-12 14:22:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-07-12 14:22:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_led_work [2022-07-12 14:22:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_led_work [2022-07-12 14:22:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_adhoc [2022-07-12 14:22:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_adhoc [2022-07-12 14:22:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_common [2022-07-12 14:22:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_common [2022-07-12 14:22:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 14:22:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 14:22:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setrxfilter [2022-07-12 14:22:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setrxfilter [2022-07-12 14:22:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-12 14:22:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-12 14:22:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_debug [2022-07-12 14:22:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_debug [2022-07-12 14:22:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset [2022-07-12 14:22:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset [2022-07-12 14:22:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_init [2022-07-12 14:22:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_init [2022-07-12 14:22:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_priv [2022-07-12 14:22:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_priv [2022-07-12 14:22:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:22:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_period_work [2022-07-12 14:22:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_period_work [2022-07-12 14:22:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_8 [2022-07-12 14:22:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_8 [2022-07-12 14:22:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-07-12 14:22:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-07-12 14:22:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-12 14:22:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-12 14:22:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_skb_queue_complete [2022-07-12 14:22:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_skb_queue_complete [2022-07-12 14:22:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure __ath9k_htc_remove_monitor_interface [2022-07-12 14:22:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __ath9k_htc_remove_monitor_interface [2022-07-12 14:22:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_rx_cleanup [2022-07-12 14:22:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_rx_cleanup [2022-07-12 14:22:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_clear_slot [2022-07-12 14:22:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_clear_slot [2022-07-12 14:22:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_txq_props [2022-07-12 14:22:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_txq_props [2022-07-12 14:22:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_disconnect [2022-07-12 14:22:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_disconnect [2022-07-12 14:22:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_txq_props [2022-07-12 14:22:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_txq_props [2022-07-12 14:22:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-12 14:22:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-12 14:22:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_alloc_urbs [2022-07-12 14:22:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_alloc_urbs [2022-07-12 14:22:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 14:22:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 14:22:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-07-12 14:22:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-07-12 14:22:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:22:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_duty_cycle_work [2022-07-12 14:22:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_duty_cycle_work [2022-07-12 14:22:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_8 [2022-07-12 14:22:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_8 [2022-07-12 14:22:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:22:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-07-12 14:22:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-07-12 14:22:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:22:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 14:22:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-12 14:22:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-12 14:22:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dev_deinit [2022-07-12 14:22:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dev_deinit [2022-07-12 14:22:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-07-12 14:22:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-07-12 14:22:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_resettxqueue [2022-07-12 14:22:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_resettxqueue [2022-07-12 14:22:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 14:22:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 14:22:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-12 14:22:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-12 14:22:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-07-12 14:22:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-07-12 14:22:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:22:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:22:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rx_msg [2022-07-12 14:22:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rx_msg [2022-07-12 14:22:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_start_ani [2022-07-12 14:22:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_start_ani [2022-07-12 14:22:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_ops [2022-07-12 14:22:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_ops [2022-07-12 14:22:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 14:22:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 14:22:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:22:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:22:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure __hif_usb_tx [2022-07-12 14:22:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __hif_usb_tx [2022-07-12 14:22:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure HTC_SKB_CB [2022-07-12 14:22:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure HTC_SKB_CB [2022-07-12 14:22:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_start [2022-07-12 14:22:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_start [2022-07-12 14:22:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure get_htc_epid_queue [2022-07-12 14:22:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure get_htc_epid_queue [2022-07-12 14:22:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:22:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx [2022-07-12 14:22:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx [2022-07-12 14:22:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-07-12 14:22:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-07-12 14:22:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-07-12 14:22:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-07-12 14:22:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-12 14:22:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-12 14:22:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_interface [2022-07-12 14:22:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_interface [2022-07-12 14:22:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_deinit [2022-07-12 14:22:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_deinit [2022-07-12 14:22:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_cmd [2022-07-12 14:22:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_cmd [2022-07-12 14:22:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-07-12 14:22:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-07-12 14:22:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:22:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:22:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-07-12 14:22:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-07-12 14:22:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 14:22:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 14:22:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-07-12 14:22:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-07-12 14:22:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-12 14:22:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-12 14:22:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_btcoex_scheme [2022-07-12 14:22:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_btcoex_scheme [2022-07-12 14:22:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:22:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:22:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-12 14:22:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-12 14:22:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-12 14:22:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-12 14:22:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_wmi [2022-07-12 14:22:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_wmi [2022-07-12 14:22:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setpower [2022-07-12 14:22:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setpower [2022-07-12 14:22:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_8 [2022-07-12 14:22:09,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_8 [2022-07-12 14:22:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_bt_stomp [2022-07-12 14:22:09,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_bt_stomp [2022-07-12 14:22:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:22:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 14:22:09,726 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 14:22:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2022-07-12 14:22:09,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2022-07-12 14:22:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:22:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-12 14:22:09,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-12 14:22:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-07-12 14:22:09,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-07-12 14:22:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ampdu_action [2022-07-12 14:22:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ampdu_action [2022-07-12 14:22:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_7 [2022-07-12 14:22:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_7 [2022-07-12 14:22:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_add [2022-07-12 14:22:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_add [2022-07-12 14:22:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 14:22:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 14:22:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-12 14:22:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-12 14:22:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-07-12 14:22:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-07-12 14:22:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_interface [2022-07-12 14:22:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_interface [2022-07-12 14:22:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-07-12 14:22:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-07-12 14:22:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 14:22:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 14:22:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_sta_drain [2022-07-12 14:22:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_sta_drain [2022-07-12 14:22:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 14:22:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 14:22:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 14:22:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 14:22:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_8 [2022-07-12 14:22:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_8 [2022-07-12 14:22:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_wakeup [2022-07-12 14:22:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_wakeup [2022-07-12 14:22:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:22:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:22:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_channel [2022-07-12 14:22:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_channel [2022-07-12 14:22:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_init_global_settings [2022-07-12 14:22:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_init_global_settings [2022-07-12 14:22:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-12 14:22:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-12 14:22:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-12 14:22:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-12 14:22:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:22:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_rts_threshold [2022-07-12 14:22:09,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_rts_threshold [2022-07-12 14:22:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-07-12 14:22:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-07-12 14:22:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:22:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:22:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_eeprom_base [2022-07-12 14:22:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_eeprom_base [2022-07-12 14:22:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_connect_svc [2022-07-12 14:22:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_connect_svc [2022-07-12 14:22:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_gpio_get [2022-07-12 14:22:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_gpio_get [2022-07-12 14:22:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_remove [2022-07-12 14:22:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_remove [2022-07-12 14:22:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_send_rate_cmd [2022-07-12 14:22:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_send_rate_cmd [2022-07-12 14:22:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 14:22:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 14:22:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-12 14:22:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-12 14:22:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ani_work [2022-07-12 14:22:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ani_work [2022-07-12 14:22:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2022-07-12 14:22:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2022-07-12 14:22:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_download_fw [2022-07-12 14:22:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_download_fw [2022-07-12 14:22:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht [2022-07-12 14:22:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht [2022-07-12 14:22:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure htc_send [2022-07-12 14:22:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_send [2022-07-12 14:22:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset_tsf [2022-07-12 14:22:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset_tsf [2022-07-12 14:22:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bssid [2022-07-12 14:22:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bssid [2022-07-12 14:22:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-07-12 14:22:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-07-12 14:22:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beaconq_config [2022-07-12 14:22:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beaconq_config [2022-07-12 14:22:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:22:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:22:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-07-12 14:22:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-07-12 14:22:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_stats [2022-07-12 14:22:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_stats [2022-07-12 14:22:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 14:22:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 14:22:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-12 14:22:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-12 14:22:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_tsf [2022-07-12 14:22:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_tsf [2022-07-12 14:22:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:22:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:22:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40 [2022-07-12 14:22:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40 [2022-07-12 14:22:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_process [2022-07-12 14:22:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_process [2022-07-12 14:22:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update [2022-07-12 14:22:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update [2022-07-12 14:22:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_7 [2022-07-12 14:22:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_7 [2022-07-12 14:22:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_regwrite_multi [2022-07-12 14:22:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_regwrite_multi [2022-07-12 14:22:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_sta [2022-07-12 14:22:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_sta [2022-07-12 14:22:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drain [2022-07-12 14:22:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drain [2022-07-12 14:22:09,745 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2022-07-12 14:22:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2022-07-12 14:22:09,745 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_packet [2022-07-12 14:22:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_packet [2022-07-12 14:22:09,745 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 14:22:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 14:22:09,745 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_aggr_oper [2022-07-12 14:22:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_aggr_oper [2022-07-12 14:22:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure wmi_cmd_to_name [2022-07-12 14:22:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure wmi_cmd_to_name [2022-07-12 14:22:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop_ani [2022-07-12 14:22:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop_ani [2022-07-12 14:22:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_qos_ctl [2022-07-12 14:22:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_qos_ctl [2022-07-12 14:22:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_restore [2022-07-12 14:22:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_restore [2022-07-12 14:22:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:22:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rfkill_poll_state [2022-07-12 14:22:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rfkill_poll_state [2022-07-12 14:22:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_ps_work [2022-07-12 14:22:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_ps_work [2022-07-12 14:22:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-12 14:22:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-12 14:22:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 14:22:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 14:22:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-07-12 14:22:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-07-12 14:22:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_config [2022-07-12 14:22:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_config [2022-07-12 14:22:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:22:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_urbs [2022-07-12 14:22:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_urbs [2022-07-12 14:22:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 14:22:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 14:22:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:22:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bitrate_mask [2022-07-12 14:22:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bitrate_mask [2022-07-12 14:22:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:22:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:22:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-07-12 14:22:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-07-12 14:22:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 14:22:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 14:22:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-12 14:22:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-12 14:22:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:22:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:22:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-07-12 14:22:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-07-12 14:22:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 14:22:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 14:22:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_gpio [2022-07-12 14:22:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_gpio [2022-07-12 14:22:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_calcrxfilter [2022-07-12 14:22:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_calcrxfilter [2022-07-12 14:22:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-12 14:22:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-12 14:22:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure htc_start [2022-07-12 14:22:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_start [2022-07-12 14:22:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_station [2022-07-12 14:22:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_station [2022-07-12 14:22:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-07-12 14:22:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-07-12 14:22:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure htc_issue_send [2022-07-12 14:22:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_issue_send [2022-07-12 14:22:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_vif_reconfig [2022-07-12 14:22:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_vif_reconfig [2022-07-12 14:22:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:22:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:22:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-12 14:22:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-12 14:22:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2022-07-12 14:22:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2022-07-12 14:22:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_ap [2022-07-12 14:22:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_ap [2022-07-12 14:22:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 14:22:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 14:22:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-07-12 14:22:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-07-12 14:22:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_mac_bssid_mask [2022-07-12 14:22:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_mac_bssid_mask [2022-07-12 14:22:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_configure_filter [2022-07-12 14:22:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_configure_filter [2022-07-12 14:22:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 14:22:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 14:22:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-12 14:22:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-12 14:22:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_conf_tx [2022-07-12 14:22:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_conf_tx [2022-07-12 14:22:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-07-12 14:22:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-07-12 14:22:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-07-12 14:22:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-07-12 14:22:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-12 14:22:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-12 14:22:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-12 14:22:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-12 14:22:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config [2022-07-12 14:22:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config [2022-07-12 14:22:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-07-12 14:22:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-07-12 14:22:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_start [2022-07-12 14:22:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_start [2022-07-12 14:22:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:22:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:22:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:22:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 14:22:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 14:22:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset_tsf [2022-07-12 14:22:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset_tsf [2022-07-12 14:22:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drainq [2022-07-12 14:22:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drainq [2022-07-12 14:22:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_slot [2022-07-12 14:22:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_slot [2022-07-12 14:22:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-07-12 14:22:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-07-12 14:22:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 14:22:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 14:22:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_resume [2022-07-12 14:22:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_resume [2022-07-12 14:22:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 14:22:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 14:22:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-12 14:22:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-12 14:22:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_send [2022-07-12 14:22:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_send [2022-07-12 14:22:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_read_cachesize [2022-07-12 14:22:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_read_cachesize [2022-07-12 14:22:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_update_cap_target [2022-07-12 14:22:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_update_cap_target [2022-07-12 14:22:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-07-12 14:22:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-07-12 14:22:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2022-07-12 14:22:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2022-07-12 14:22:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-07-12 14:22:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-07-12 14:22:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setup_rate [2022-07-12 14:22:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setup_rate [2022-07-12 14:22:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:22:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_enable [2022-07-12 14:22:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_enable [2022-07-12 14:22:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop [2022-07-12 14:22:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop [2022-07-12 14:22:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_opmode [2022-07-12 14:22:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_opmode [2022-07-12 14:22:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-12 14:22:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-12 14:22:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_update_txpow [2022-07-12 14:22:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_update_txpow [2022-07-12 14:22:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-12 14:22:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-12 14:22:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 14:22:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 14:22:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-07-12 14:22:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-07-12 14:22:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-07-12 14:22:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-07-12 14:22:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_curmode [2022-07-12 14:22:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_curmode [2022-07-12 14:22:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-12 14:22:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-12 14:22:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_restore [2022-07-12 14:22:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_restore [2022-07-12 14:22:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-12 14:22:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-12 14:22:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_key [2022-07-12 14:22:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_key [2022-07-12 14:22:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-07-12 14:22:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-07-12 14:22:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:22:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:22:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-07-12 14:22:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-07-12 14:22:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_fatal_work [2022-07-12 14:22:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_fatal_work [2022-07-12 14:22:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_station [2022-07-12 14:22:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_station [2022-07-12 14:22:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 14:22:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 14:22:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-07-12 14:22:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-07-12 14:22:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 14:22:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 14:22:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 14:22:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 14:22:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-12 14:22:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-12 14:22:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 14:22:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 14:22:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-12 14:22:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-12 14:22:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_check_wake_queues [2022-07-12 14:22:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_check_wake_queues [2022-07-12 14:22:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-12 14:22:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-12 14:22:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_coverage_class [2022-07-12 14:22:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_coverage_class [2022-07-12 14:22:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-12 14:22:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-12 14:22:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 14:22:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 14:22:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-07-12 14:22:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-07-12 14:22:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-12 14:22:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-12 14:22:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_eeprom_read [2022-07-12 14:22:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_eeprom_read [2022-07-12 14:22:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:22:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_configure_leds [2022-07-12 14:22:09,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_configure_leds [2022-07-12 14:22:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_monitor_interface [2022-07-12 14:22:09,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_monitor_interface [2022-07-12 14:22:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_stop [2022-07-12 14:22:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_stop [2022-07-12 14:22:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_channel_switch_beacon [2022-07-12 14:22:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_channel_switch_beacon [2022-07-12 14:22:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_antenna [2022-07-12 14:22:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_antenna [2022-07-12 14:22:11,491 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:22:11,496 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:22:11,927 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:22:25,116 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:22:25,153 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:22:25,154 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 14:22:25,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:22:25 BoogieIcfgContainer [2022-07-12 14:22:25,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:22:25,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:22:25,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:22:25,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:22:25,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:21:58" (1/3) ... [2022-07-12 14:22:25,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4ac4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:22:25, skipping insertion in model container [2022-07-12 14:22:25,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:22:08" (2/3) ... [2022-07-12 14:22:25,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4ac4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:22:25, skipping insertion in model container [2022-07-12 14:22:25,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:22:25" (3/3) ... [2022-07-12 14:22:25,172 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath9k--ath9k_htc.ko-entry_point.cil.out.i [2022-07-12 14:22:25,185 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:22:25,186 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:22:25,325 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:22:25,334 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5b3d10cb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@25ff0882 [2022-07-12 14:22:25,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:22:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 4906 states, 3302 states have (on average 1.358267716535433) internal successors, (4485), 3430 states have internal predecessors, (4485), 1348 states have call successors, (1348), 255 states have call predecessors, (1348), 254 states have return successors, (1329), 1292 states have call predecessors, (1329), 1329 states have call successors, (1329) [2022-07-12 14:22:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-12 14:22:25,386 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:22:25,387 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:22:25,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:22:25,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:22:25,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1630910695, now seen corresponding path program 1 times [2022-07-12 14:22:25,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:22:25,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058171713] [2022-07-12 14:22:25,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:22:25,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:22:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:22:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:22:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:22:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:22:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:22:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 14:22:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-12 14:22:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 14:22:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:26,754 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-12 14:22:26,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:22:26,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058171713] [2022-07-12 14:22:26,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058171713] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:22:26,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:22:26,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 14:22:26,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765197308] [2022-07-12 14:22:26,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:22:26,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 14:22:26,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:22:26,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 14:22:26,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:22:26,803 INFO L87 Difference]: Start difference. First operand has 4906 states, 3302 states have (on average 1.358267716535433) internal successors, (4485), 3430 states have internal predecessors, (4485), 1348 states have call successors, (1348), 255 states have call predecessors, (1348), 254 states have return successors, (1329), 1292 states have call predecessors, (1329), 1329 states have call successors, (1329) Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:22:33,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:22:39,243 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 [] [2022-07-12 14:22:42,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:22:42,206 INFO L93 Difference]: Finished difference Result 10508 states and 16022 transitions. [2022-07-12 14:22:42,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 14:22:42,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2022-07-12 14:22:42,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:22:42,270 INFO L225 Difference]: With dead ends: 10508 [2022-07-12 14:22:42,271 INFO L226 Difference]: Without dead ends: 5575 [2022-07-12 14:22:42,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:22:42,319 INFO L413 NwaCegarLoop]: 6479 mSDtfsCounter, 3366 mSDsluCounter, 5702 mSDsCounter, 0 mSdLazyCounter, 4251 mSolverCounterSat, 3646 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3478 SdHoareTripleChecker+Valid, 12181 SdHoareTripleChecker+Invalid, 7898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3646 IncrementalHoareTripleChecker+Valid, 4251 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:22:42,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3478 Valid, 12181 Invalid, 7898 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3646 Valid, 4251 Invalid, 1 Unknown, 0 Unchecked, 14.7s Time] [2022-07-12 14:22:42,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2022-07-12 14:22:42,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 4874. [2022-07-12 14:22:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4874 states, 3291 states have (on average 1.3348526283804314) internal successors, (4393), 3398 states have internal predecessors, (4393), 1329 states have call successors, (1329), 254 states have call predecessors, (1329), 253 states have return successors, (1328), 1291 states have call predecessors, (1328), 1328 states have call successors, (1328) [2022-07-12 14:22:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 4874 states and 7050 transitions. [2022-07-12 14:22:42,687 INFO L78 Accepts]: Start accepts. Automaton has 4874 states and 7050 transitions. Word has length 94 [2022-07-12 14:22:42,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:22:42,688 INFO L495 AbstractCegarLoop]: Abstraction has 4874 states and 7050 transitions. [2022-07-12 14:22:42,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:22:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4874 states and 7050 transitions. [2022-07-12 14:22:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-12 14:22:42,693 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:22:42,694 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:22:42,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:22:42,695 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:22:42,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:22:42,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1522208227, now seen corresponding path program 1 times [2022-07-12 14:22:42,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:22:42,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555847368] [2022-07-12 14:22:42,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:22:42,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:22:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:22:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:22:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:22:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:22:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:22:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:22:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 14:22:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-12 14:22:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 14:22:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:22:43,755 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-12 14:22:43,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:22:43,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555847368] [2022-07-12 14:22:43,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555847368] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:22:43,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:22:43,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:22:43,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695876838] [2022-07-12 14:22:43,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:22:43,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:22:43,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:22:43,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:22:43,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:22:43,759 INFO L87 Difference]: Start difference. First operand 4874 states and 7050 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:23:01,269 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 [] [2022-07-12 14:23:04,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:23:04,946 INFO L93 Difference]: Finished difference Result 15886 states and 23625 transitions. [2022-07-12 14:23:04,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:23:04,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2022-07-12 14:23:04,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:23:05,028 INFO L225 Difference]: With dead ends: 15886 [2022-07-12 14:23:05,028 INFO L226 Difference]: Without dead ends: 11029 [2022-07-12 14:23:05,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:23:05,058 INFO L413 NwaCegarLoop]: 7661 mSDtfsCounter, 16433 mSDsluCounter, 8417 mSDsCounter, 0 mSdLazyCounter, 6645 mSolverCounterSat, 11940 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17287 SdHoareTripleChecker+Valid, 16078 SdHoareTripleChecker+Invalid, 18586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11940 IncrementalHoareTripleChecker+Valid, 6645 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:23:05,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17287 Valid, 16078 Invalid, 18586 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11940 Valid, 6645 Invalid, 1 Unknown, 0 Unchecked, 20.3s Time] [2022-07-12 14:23:05,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11029 states. [2022-07-12 14:23:05,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11029 to 9640. [2022-07-12 14:23:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9640 states, 6503 states have (on average 1.3356912194371828) internal successors, (8686), 6717 states have internal predecessors, (8686), 2634 states have call successors, (2634), 503 states have call predecessors, (2634), 502 states have return successors, (2633), 2558 states have call predecessors, (2633), 2633 states have call successors, (2633) [2022-07-12 14:23:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9640 states to 9640 states and 13953 transitions. [2022-07-12 14:23:05,553 INFO L78 Accepts]: Start accepts. Automaton has 9640 states and 13953 transitions. Word has length 94 [2022-07-12 14:23:05,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:23:05,555 INFO L495 AbstractCegarLoop]: Abstraction has 9640 states and 13953 transitions. [2022-07-12 14:23:05,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:23:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 9640 states and 13953 transitions. [2022-07-12 14:23:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-12 14:23:05,562 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:23:05,563 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:23:05,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:23:05,563 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:23:05,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:23:05,564 INFO L85 PathProgramCache]: Analyzing trace with hash -482476128, now seen corresponding path program 1 times [2022-07-12 14:23:05,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:23:05,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289235711] [2022-07-12 14:23:05,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:23:05,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:23:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:23:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:23:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:23:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 14:23:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-12 14:23:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-12 14:23:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-07-12 14:23:06,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:23:06,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289235711] [2022-07-12 14:23:06,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289235711] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:23:06,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:23:06,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:23:06,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491345478] [2022-07-12 14:23:06,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:23:06,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:23:06,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:23:06,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:23:06,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:23:06,551 INFO L87 Difference]: Start difference. First operand 9640 states and 13953 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:23:23,898 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 [] [2022-07-12 14:23:28,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:23:28,463 INFO L93 Difference]: Finished difference Result 30601 states and 45485 transitions. [2022-07-12 14:23:28,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:23:28,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2022-07-12 14:23:28,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:23:28,620 INFO L225 Difference]: With dead ends: 30601 [2022-07-12 14:23:28,621 INFO L226 Difference]: Without dead ends: 20978 [2022-07-12 14:23:28,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:23:28,700 INFO L413 NwaCegarLoop]: 7936 mSDtfsCounter, 12659 mSDsluCounter, 11490 mSDsCounter, 0 mSdLazyCounter, 9132 mSolverCounterSat, 8048 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13428 SdHoareTripleChecker+Valid, 19426 SdHoareTripleChecker+Invalid, 17181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8048 IncrementalHoareTripleChecker+Valid, 9132 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:23:28,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13428 Valid, 19426 Invalid, 17181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8048 Valid, 9132 Invalid, 1 Unknown, 0 Unchecked, 21.0s Time] [2022-07-12 14:23:28,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20978 states. [2022-07-12 14:23:29,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20978 to 18274. [2022-07-12 14:23:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18274 states, 12328 states have (on average 1.3367131732641142) internal successors, (16479), 12736 states have internal predecessors, (16479), 4970 states have call successors, (4970), 976 states have call predecessors, (4970), 975 states have return successors, (4969), 4820 states have call predecessors, (4969), 4969 states have call successors, (4969) [2022-07-12 14:23:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18274 states to 18274 states and 26418 transitions. [2022-07-12 14:23:29,655 INFO L78 Accepts]: Start accepts. Automaton has 18274 states and 26418 transitions. Word has length 113 [2022-07-12 14:23:29,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:23:29,656 INFO L495 AbstractCegarLoop]: Abstraction has 18274 states and 26418 transitions. [2022-07-12 14:23:29,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 14:23:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 18274 states and 26418 transitions. [2022-07-12 14:23:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-07-12 14:23:29,661 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:23:29,661 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:23:29,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:23:29,662 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:23:29,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:23:29,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1775388549, now seen corresponding path program 1 times [2022-07-12 14:23:29,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:23:29,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260236703] [2022-07-12 14:23:29,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:23:29,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:23:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:23:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:23:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:23:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 14:23:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-12 14:23:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:23:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:23:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:23:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:30,537 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-07-12 14:23:30,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:23:30,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260236703] [2022-07-12 14:23:30,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260236703] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:23:30,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:23:30,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:23:30,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30217947] [2022-07-12 14:23:30,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:23:30,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:23:30,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:23:30,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:23:30,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:23:30,542 INFO L87 Difference]: Start difference. First operand 18274 states and 26418 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 14:23:50,890 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 [] [2022-07-12 14:23:56,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:23:56,329 INFO L93 Difference]: Finished difference Result 60007 states and 89178 transitions. [2022-07-12 14:23:56,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:23:56,330 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 145 [2022-07-12 14:23:56,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:23:56,609 INFO L225 Difference]: With dead ends: 60007 [2022-07-12 14:23:56,610 INFO L226 Difference]: Without dead ends: 41750 [2022-07-12 14:23:56,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:23:56,720 INFO L413 NwaCegarLoop]: 7740 mSDtfsCounter, 12801 mSDsluCounter, 14390 mSDsCounter, 0 mSdLazyCounter, 11623 mSolverCounterSat, 8145 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13655 SdHoareTripleChecker+Valid, 22130 SdHoareTripleChecker+Invalid, 19769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8145 IncrementalHoareTripleChecker+Valid, 11623 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:23:56,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13655 Valid, 22130 Invalid, 19769 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8145 Valid, 11623 Invalid, 1 Unknown, 0 Unchecked, 24.4s Time] [2022-07-12 14:23:56,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41750 states. [2022-07-12 14:23:58,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41750 to 36346. [2022-07-12 14:23:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36346 states, 24512 states have (on average 1.3366922323759791) internal successors, (32765), 25328 states have internal predecessors, (32765), 9884 states have call successors, (9884), 1950 states have call predecessors, (9884), 1949 states have return successors, (9883), 9584 states have call predecessors, (9883), 9883 states have call successors, (9883) [2022-07-12 14:23:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36346 states to 36346 states and 52532 transitions. [2022-07-12 14:23:58,486 INFO L78 Accepts]: Start accepts. Automaton has 36346 states and 52532 transitions. Word has length 145 [2022-07-12 14:23:58,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:23:58,487 INFO L495 AbstractCegarLoop]: Abstraction has 36346 states and 52532 transitions. [2022-07-12 14:23:58,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 14:23:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36346 states and 52532 transitions. [2022-07-12 14:23:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-07-12 14:23:58,495 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:23:58,495 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:23:58,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 14:23:58,495 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:23:58,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:23:58,496 INFO L85 PathProgramCache]: Analyzing trace with hash 2060439820, now seen corresponding path program 1 times [2022-07-12 14:23:58,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:23:58,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907967804] [2022-07-12 14:23:58,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:23:58,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:23:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:23:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:23:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:23:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:23:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 14:23:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-12 14:23:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-12 14:23:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-12 14:23:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:23:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-12 14:23:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-07-12 14:23:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:23:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:23:59,843 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-07-12 14:23:59,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:23:59,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907967804] [2022-07-12 14:23:59,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907967804] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:23:59,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:23:59,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:23:59,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097121174] [2022-07-12 14:23:59,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:23:59,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:23:59,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:23:59,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:23:59,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:23:59,847 INFO L87 Difference]: Start difference. First operand 36346 states and 52532 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 14:24:20,224 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 [] [2022-07-12 14:24:24,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:24:24,956 INFO L93 Difference]: Finished difference Result 119463 states and 177443 transitions. [2022-07-12 14:24:24,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:24:24,957 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 172 [2022-07-12 14:24:24,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:24:25,592 INFO L225 Difference]: With dead ends: 119463 [2022-07-12 14:24:25,592 INFO L226 Difference]: Without dead ends: 83134 [2022-07-12 14:24:25,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:24:25,830 INFO L413 NwaCegarLoop]: 7771 mSDtfsCounter, 12817 mSDsluCounter, 11621 mSDsCounter, 0 mSdLazyCounter, 9149 mSolverCounterSat, 8148 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13679 SdHoareTripleChecker+Valid, 19392 SdHoareTripleChecker+Invalid, 17298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8148 IncrementalHoareTripleChecker+Valid, 9149 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2022-07-12 14:24:25,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13679 Valid, 19392 Invalid, 17298 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8148 Valid, 9149 Invalid, 1 Unknown, 0 Unchecked, 22.5s Time] [2022-07-12 14:24:25,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83134 states. [2022-07-12 14:24:28,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83134 to 72336. [2022-07-12 14:24:28,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72336 states, 48783 states have (on average 1.3365311686448147) internal successors, (65200), 50415 states have internal predecessors, (65200), 19655 states have call successors, (19655), 3898 states have call predecessors, (19655), 3897 states have return successors, (19654), 19055 states have call predecessors, (19654), 19654 states have call successors, (19654) [2022-07-12 14:24:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72336 states to 72336 states and 104509 transitions. [2022-07-12 14:24:29,344 INFO L78 Accepts]: Start accepts. Automaton has 72336 states and 104509 transitions. Word has length 172 [2022-07-12 14:24:29,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:24:29,344 INFO L495 AbstractCegarLoop]: Abstraction has 72336 states and 104509 transitions. [2022-07-12 14:24:29,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 14:24:29,345 INFO L276 IsEmpty]: Start isEmpty. Operand 72336 states and 104509 transitions. [2022-07-12 14:24:29,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-12 14:24:29,352 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:24:29,353 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:24:29,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 14:24:29,353 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:24:29,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:24:29,354 INFO L85 PathProgramCache]: Analyzing trace with hash 640087001, now seen corresponding path program 1 times [2022-07-12 14:24:29,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:24:29,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146494557] [2022-07-12 14:24:29,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:24:29,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:24:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:24:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:24:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:24:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:24:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:24:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 14:24:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:24:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 14:24:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:24:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-12 14:24:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-12 14:24:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 14:24:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-12 14:24:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-12 14:24:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:24:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:24:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 14:24:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:24:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-12 14:24:30,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:24:30,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146494557] [2022-07-12 14:24:30,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146494557] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:24:30,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:24:30,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:24:30,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577312694] [2022-07-12 14:24:30,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:24:30,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:24:30,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:24:30,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:24:30,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:24:30,527 INFO L87 Difference]: Start difference. First operand 72336 states and 104509 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 14:24:53,019 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 [] [2022-07-12 14:24:58,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:24:58,526 INFO L93 Difference]: Finished difference Result 237419 states and 352482 transitions. [2022-07-12 14:24:58,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:24:58,529 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 169 [2022-07-12 14:24:58,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:25:00,013 INFO L225 Difference]: With dead ends: 237419 [2022-07-12 14:25:00,014 INFO L226 Difference]: Without dead ends: 165100 [2022-07-12 14:25:00,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 14:25:00,389 INFO L413 NwaCegarLoop]: 7828 mSDtfsCounter, 16403 mSDsluCounter, 8531 mSDsCounter, 0 mSdLazyCounter, 6688 mSolverCounterSat, 11825 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17256 SdHoareTripleChecker+Valid, 16359 SdHoareTripleChecker+Invalid, 18514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11825 IncrementalHoareTripleChecker+Valid, 6688 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:25:00,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17256 Valid, 16359 Invalid, 18514 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11825 Valid, 6688 Invalid, 1 Unknown, 0 Unchecked, 22.0s Time] [2022-07-12 14:25:00,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165100 states. [2022-07-12 14:25:05,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165100 to 143512. [2022-07-12 14:25:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143512 states, 96823 states have (on average 1.3371203123224853) internal successors, (129464), 100079 states have internal predecessors, (129464), 38895 states have call successors, (38895), 7794 states have call predecessors, (38895), 7793 states have return successors, (38894), 37703 states have call predecessors, (38894), 38894 states have call successors, (38894) [2022-07-12 14:25:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143512 states to 143512 states and 207253 transitions. [2022-07-12 14:25:07,500 INFO L78 Accepts]: Start accepts. Automaton has 143512 states and 207253 transitions. Word has length 169 [2022-07-12 14:25:07,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:25:07,500 INFO L495 AbstractCegarLoop]: Abstraction has 143512 states and 207253 transitions. [2022-07-12 14:25:07,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 14:25:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 143512 states and 207253 transitions. [2022-07-12 14:25:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-12 14:25:07,508 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:25:07,509 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:25:07,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 14:25:07,509 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:25:07,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:25:07,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1377551999, now seen corresponding path program 1 times [2022-07-12 14:25:07,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:25:07,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431747443] [2022-07-12 14:25:07,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:25:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:25:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:25:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:25:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:25:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:25:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 14:25:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 14:25:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:25:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-12 14:25:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:25:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:25:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:25:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 14:25:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:25:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-12 14:25:08,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:25:08,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431747443] [2022-07-12 14:25:08,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431747443] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:25:08,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:25:08,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:25:08,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870713892] [2022-07-12 14:25:08,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:25:08,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:25:08,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:25:08,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:25:08,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:25:08,709 INFO L87 Difference]: Start difference. First operand 143512 states and 207253 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 14:25:27,890 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 [] [2022-07-12 14:25:31,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:25:31,994 INFO L93 Difference]: Finished difference Result 308592 states and 455208 transitions. [2022-07-12 14:25:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:25:31,996 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 150 [2022-07-12 14:25:31,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted.