./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 f4b24e32 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-?-f4b24e3 [2022-07-14 02:02:27,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:02:27,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:02:27,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:02:27,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:02:27,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:02:27,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:02:27,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:02:27,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:02:27,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:02:27,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:02:27,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:02:27,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:02:27,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:02:27,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:02:27,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:02:27,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:02:27,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:02:27,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:02:27,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:02:27,797 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:02:27,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:02:27,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:02:27,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:02:27,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:02:27,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:02:27,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:02:27,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:02:27,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:02:27,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:02:27,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:02:27,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:02:27,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:02:27,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:02:27,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:02:27,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:02:27,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:02:27,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:02:27,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:02:27,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:02:27,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:02:27,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:02:27,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:02:27,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:02:27,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:02:27,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:02:27,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:02:27,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:02:27,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:02:27,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:02:27,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:02:27,839 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:02:27,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:02:27,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:02:27,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:02:27,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:02:27,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:02:27,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:02:27,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:02:27,841 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:02:27,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:02:27,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:02:27,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:02:27,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:02:27,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:02:27,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:02:27,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:02:27,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:02:27,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:02:27,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:02:27,843 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:02:27,843 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:02:27,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:02:27,843 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ab99bd194c563e8993e1a617b0a36d91cedb1dd34f0d1e3c569d20c3fe1cac [2022-07-14 02:02:28,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:02:28,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:02:28,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:02:28,031 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:02:28,031 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:02:28,032 INFO L432 ainManager$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 [2022-07-14 02:02:28,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d197cdc/12a82eb60efb47c79ef2e25bd58f8e83/FLAGd79b27b96 [2022-07-14 02:02:28,797 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:02:28,798 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 [2022-07-14 02:02:28,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d197cdc/12a82eb60efb47c79ef2e25bd58f8e83/FLAGd79b27b96 [2022-07-14 02:02:29,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d197cdc/12a82eb60efb47c79ef2e25bd58f8e83 [2022-07-14 02:02:29,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:02:29,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:02:29,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:02:29,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:02:29,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:02:29,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:02:29" (1/1) ... [2022-07-14 02:02:29,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62dbcc48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:29, skipping insertion in model container [2022-07-14 02:02:29,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:02:29" (1/1) ... [2022-07-14 02:02:29,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:02:29,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:02:38,784 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] [2022-07-14 02:02:38,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:02:38,976 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:02:39,508 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] [2022-07-14 02:02:39,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:02:39,828 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:02:39,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39 WrapperNode [2022-07-14 02:02:39,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:02:39,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:02:39,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:02:39,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:02:39,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,279 INFO L137 Inliner]: procedures = 861, calls = 7350, calls flagged for inlining = 377, calls inlined = 281, statements flattened = 14300 [2022-07-14 02:02:40,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:02:40,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:02:40,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:02:40,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:02:40,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:02:40,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:02:40,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:02:40,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:02:40,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (1/1) ... [2022-07-14 02:02:40,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:02:40,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:02:40,896 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) [2022-07-14 02:02:40,948 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 [2022-07-14 02:02:40,969 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_start [2022-07-14 02:02:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_start [2022-07-14 02:02:40,969 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setpower [2022-07-14 02:02:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setpower [2022-07-14 02:02:40,969 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-07-14 02:02:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-07-14 02:02:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_complete [2022-07-14 02:02:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_complete [2022-07-14 02:02:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_sset_count [2022-07-14 02:02:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_sset_count [2022-07-14 02:02:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-07-14 02:02:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-07-14 02:02:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset [2022-07-14 02:02:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset [2022-07-14 02:02:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_host_rx_init [2022-07-14 02:02:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_host_rx_init [2022-07-14 02:02:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_cleanup_queue [2022-07-14 02:02:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_cleanup_queue [2022-07-14 02:02:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure htc_stop [2022-07-14 02:02:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_stop [2022-07-14 02:02:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_bss_info_changed [2022-07-14 02:02:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_bss_info_changed [2022-07-14 02:02:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_wakeup [2022-07-14 02:02:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_wakeup [2022-07-14 02:02:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_tsf [2022-07-14 02:02:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_tsf [2022-07-14 02:02:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 02:02:40,972 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 02:02:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update_work [2022-07-14 02:02:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update_work [2022-07-14 02:02:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_strings [2022-07-14 02:02:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_strings [2022-07-14 02:02:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_hw_free [2022-07-14 02:02:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_hw_free [2022-07-14 02:02:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_wait_for_target [2022-07-14 02:02:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_wait_for_target [2022-07-14 02:02:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_rxena [2022-07-14 02:02:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_rxena [2022-07-14 02:02:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_tx_cleanup [2022-07-14 02:02:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_tx_cleanup [2022-07-14 02:02:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_stats [2022-07-14 02:02:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_stats [2022-07-14 02:02:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:02:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:02:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_txcompletion_cb [2022-07-14 02:02:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_txcompletion_cb [2022-07-14 02:02:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_disable [2022-07-14 02:02:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_disable [2022-07-14 02:02:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure htc_connect_service [2022-07-14 02:02:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_connect_service [2022-07-14 02:02:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_event_drain [2022-07-14 02:02:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_event_drain [2022-07-14 02:02:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_init_htc_services [2022-07-14 02:02:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_init_htc_services [2022-07-14 02:02:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-07-14 02:02:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-07-14 02:02:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_led_work [2022-07-14 02:02:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_led_work [2022-07-14 02:02:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_adhoc [2022-07-14 02:02:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_adhoc [2022-07-14 02:02:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_common [2022-07-14 02:02:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_common [2022-07-14 02:02:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 02:02:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 02:02:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_setrxfilter [2022-07-14 02:02:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_setrxfilter [2022-07-14 02:02:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-14 02:02:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-14 02:02:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_debug [2022-07-14 02:02:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_debug [2022-07-14 02:02:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset [2022-07-14 02:02:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset [2022-07-14 02:02:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_init [2022-07-14 02:02:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_init [2022-07-14 02:02:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_priv [2022-07-14 02:02:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_priv [2022-07-14 02:02:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:02:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_period_work [2022-07-14 02:02:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_period_work [2022-07-14 02:02:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_8 [2022-07-14 02:02:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_8 [2022-07-14 02:02:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-07-14 02:02:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-07-14 02:02:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-14 02:02:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-14 02:02:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_skb_queue_complete [2022-07-14 02:02:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_skb_queue_complete [2022-07-14 02:02:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure __ath9k_htc_remove_monitor_interface [2022-07-14 02:02:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __ath9k_htc_remove_monitor_interface [2022-07-14 02:02:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_rx_cleanup [2022-07-14 02:02:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_rx_cleanup [2022-07-14 02:02:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_clear_slot [2022-07-14 02:02:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_clear_slot [2022-07-14 02:02:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_txq_props [2022-07-14 02:02:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_txq_props [2022-07-14 02:02:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_disconnect [2022-07-14 02:02:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_disconnect [2022-07-14 02:02:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_txq_props [2022-07-14 02:02:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_txq_props [2022-07-14 02:02:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-14 02:02:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-14 02:02:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_alloc_urbs [2022-07-14 02:02:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_alloc_urbs [2022-07-14 02:02:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 02:02:40,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 02:02:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-07-14 02:02:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-07-14 02:02:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:02:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure ath_btcoex_duty_cycle_work [2022-07-14 02:02:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_btcoex_duty_cycle_work [2022-07-14 02:02:40,985 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_8 [2022-07-14 02:02:40,985 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_8 [2022-07-14 02:02:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:02:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-07-14 02:02:40,986 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-07-14 02:02:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:02:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 02:02:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-14 02:02:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_hw_crypto_keytype [2022-07-14 02:02:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dev_deinit [2022-07-14 02:02:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dev_deinit [2022-07-14 02:02:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-07-14 02:02:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-07-14 02:02:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_resettxqueue [2022-07-14 02:02:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_resettxqueue [2022-07-14 02:02:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 02:02:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 02:02:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-14 02:02:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-14 02:02:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-07-14 02:02:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-07-14 02:02:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:02:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:02:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rx_msg [2022-07-14 02:02:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rx_msg [2022-07-14 02:02:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_start_ani [2022-07-14 02:02:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_start_ani [2022-07-14 02:02:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_ops [2022-07-14 02:02:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_ops [2022-07-14 02:02:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 02:02:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 02:02:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:02:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure __hif_usb_tx [2022-07-14 02:02:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __hif_usb_tx [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure HTC_SKB_CB [2022-07-14 02:02:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure HTC_SKB_CB [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_start [2022-07-14 02:02:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_start [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure get_htc_epid_queue [2022-07-14 02:02:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure get_htc_epid_queue [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:02:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx [2022-07-14 02:02:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx [2022-07-14 02:02:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-07-14 02:02:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-07-14 02:02:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-07-14 02:02:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-07-14 02:02:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-14 02:02:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-14 02:02:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_interface [2022-07-14 02:02:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_interface [2022-07-14 02:02:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_deinit [2022-07-14 02:02:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_deinit [2022-07-14 02:02:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_wmi_cmd [2022-07-14 02:02:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_wmi_cmd [2022-07-14 02:02:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-07-14 02:02:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-07-14 02:02:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:02:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:02:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-07-14 02:02:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-07-14 02:02:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 02:02:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 02:02:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2022-07-14 02:02:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2022-07-14 02:02:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-14 02:02:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-14 02:02:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_get_btcoex_scheme [2022-07-14 02:02:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_get_btcoex_scheme [2022-07-14 02:02:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:02:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:02:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-14 02:02:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_iterate_active_interfaces_atomic [2022-07-14 02:02:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-14 02:02:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-14 02:02:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_deinit_wmi [2022-07-14 02:02:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_deinit_wmi [2022-07-14 02:02:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setpower [2022-07-14 02:02:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setpower [2022-07-14 02:02:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_8 [2022-07-14 02:02:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_8 [2022-07-14 02:02:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_bt_stomp [2022-07-14 02:02:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_bt_stomp [2022-07-14 02:02:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:02:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:02:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:02:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2022-07-14 02:02:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2022-07-14 02:02:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:02:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-14 02:02:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-14 02:02:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-07-14 02:02:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-07-14 02:02:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ampdu_action [2022-07-14 02:02:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ampdu_action [2022-07-14 02:02:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_7 [2022-07-14 02:02:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_7 [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_add [2022-07-14 02:02:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_add [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 02:02:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-14 02:02:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-07-14 02:02:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_interface [2022-07-14 02:02:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_interface [2022-07-14 02:02:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-07-14 02:02:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-07-14 02:02:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 02:02:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 02:02:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_sta_drain [2022-07-14 02:02:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_sta_drain [2022-07-14 02:02:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-14 02:02:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-14 02:02:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-14 02:02:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-14 02:02:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_8 [2022-07-14 02:02:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_8 [2022-07-14 02:02:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_wakeup [2022-07-14 02:02:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_wakeup [2022-07-14 02:02:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:02:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:02:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_get_channel [2022-07-14 02:02:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_get_channel [2022-07-14 02:02:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_init_global_settings [2022-07-14 02:02:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_init_global_settings [2022-07-14 02:02:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-14 02:02:41,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_reg_in_urbs [2022-07-14 02:02:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-14 02:02:41,007 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-14 02:02:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:02:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_rts_threshold [2022-07-14 02:02:41,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_rts_threshold [2022-07-14 02:02:41,008 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-07-14 02:02:41,010 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-07-14 02:02:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:02:41,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:02:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_eeprom_base [2022-07-14 02:02:41,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_eeprom_base [2022-07-14 02:02:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_connect_svc [2022-07-14 02:02:41,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_connect_svc [2022-07-14 02:02:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_gpio_get [2022-07-14 02:02:41,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_gpio_get [2022-07-14 02:02:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_remove [2022-07-14 02:02:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_remove [2022-07-14 02:02:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_send_rate_cmd [2022-07-14 02:02:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_send_rate_cmd [2022-07-14 02:02:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-14 02:02:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-14 02:02:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-14 02:02:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ani_work [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ani_work [2022-07-14 02:02:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2022-07-14 02:02:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_download_fw [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_download_fw [2022-07-14 02:02:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht [2022-07-14 02:02:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure htc_send [2022-07-14 02:02:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_send [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_reset_tsf [2022-07-14 02:02:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_reset_tsf [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bssid [2022-07-14 02:02:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bssid [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-07-14 02:02:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beaconq_config [2022-07-14 02:02:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beaconq_config [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:02:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:02:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-07-14 02:02:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-07-14 02:02:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_et_stats [2022-07-14 02:02:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_et_stats [2022-07-14 02:02:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 02:02:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 02:02:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-14 02:02:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-14 02:02:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_tsf [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_tsf [2022-07-14 02:02:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:02:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40 [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40 [2022-07-14 02:02:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_process [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_process [2022-07-14 02:02:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sta_rc_update [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sta_rc_update [2022-07-14 02:02:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_7 [2022-07-14 02:02:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_7 [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_regwrite_multi [2022-07-14 02:02:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_regwrite_multi [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_sta [2022-07-14 02:02:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_sta [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drain [2022-07-14 02:02:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drain [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2022-07-14 02:02:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_packet [2022-07-14 02:02:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_packet [2022-07-14 02:02:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 02:02:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_aggr_oper [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_aggr_oper [2022-07-14 02:02:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure wmi_cmd_to_name [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure wmi_cmd_to_name [2022-07-14 02:02:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop_ani [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop_ani [2022-07-14 02:02:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_qos_ctl [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_qos_ctl [2022-07-14 02:02:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_ps_restore [2022-07-14 02:02:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_ps_restore [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_rfkill_poll_state [2022-07-14 02:02:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_rfkill_poll_state [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_ps_work [2022-07-14 02:02:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_ps_work [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-14 02:02:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 02:02:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 02:02:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-07-14 02:02:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_config [2022-07-14 02:02:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_config [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_urbs [2022-07-14 02:02:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_urbs [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 02:02:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_bitrate_mask [2022-07-14 02:02:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_bitrate_mask [2022-07-14 02:02:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:02:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:02:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-07-14 02:02:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-07-14 02:02:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 02:02:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 02:02:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-14 02:02:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-14 02:02:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:02:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:02:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-07-14 02:02:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 02:02:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_set_gpio [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_set_gpio [2022-07-14 02:02:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_calcrxfilter [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_calcrxfilter [2022-07-14 02:02:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-14 02:02:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure htc_start [2022-07-14 02:02:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_start [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_station [2022-07-14 02:02:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_station [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-07-14 02:02:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure htc_issue_send [2022-07-14 02:02:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure htc_issue_send [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_vif_reconfig [2022-07-14 02:02:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_vif_reconfig [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:02:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:02:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-14 02:02:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2022-07-14 02:02:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config_ap [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config_ap [2022-07-14 02:02:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 02:02:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-07-14 02:02:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_mac_bssid_mask [2022-07-14 02:02:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_mac_bssid_mask [2022-07-14 02:02:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_configure_filter [2022-07-14 02:02:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_configure_filter [2022-07-14 02:02:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 02:02:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 02:02:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-14 02:02:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-14 02:02:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_conf_tx [2022-07-14 02:02:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_conf_tx [2022-07-14 02:02:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-07-14 02:02:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2022-07-14 02:02:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-14 02:02:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 02:02:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_beacon_config [2022-07-14 02:02:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_beacon_config [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-07-14 02:02:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-07-14 02:02:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_sw_scan_start [2022-07-14 02:02:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_sw_scan_start [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:02:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-14 02:02:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_reset_tsf [2022-07-14 02:02:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_reset_tsf [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_drainq [2022-07-14 02:02:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_drainq [2022-07-14 02:02:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_tx_get_slot [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_tx_get_slot [2022-07-14 02:02:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-07-14 02:02:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-14 02:02:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_resume [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_resume [2022-07-14 02:02:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 02:02:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-14 02:02:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_send [2022-07-14 02:02:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_send [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_read_cachesize [2022-07-14 02:02:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_read_cachesize [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_update_cap_target [2022-07-14 02:02:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_update_cap_target [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-07-14 02:02:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2022-07-14 02:02:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2022-07-14 02:02:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-07-14 02:02:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_setup_rate [2022-07-14 02:02:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_setup_rate [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hw_btcoex_enable [2022-07-14 02:02:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hw_btcoex_enable [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_stop [2022-07-14 02:02:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_stop [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_opmode [2022-07-14 02:02:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_opmode [2022-07-14 02:02:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-14 02:02:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_cmn_update_txpow [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_cmn_update_txpow [2022-07-14 02:02:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 02:02:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 02:02:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2022-07-14 02:02:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-07-14 02:02:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_curmode [2022-07-14 02:02:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_curmode [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-14 02:02:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_op_ps_restore [2022-07-14 02:02:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_op_ps_restore [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-14 02:02:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_key [2022-07-14 02:02:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_key [2022-07-14 02:02:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-07-14 02:02:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:02:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-07-14 02:02:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_fatal_work [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_fatal_work [2022-07-14 02:02:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_add_station [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_add_station [2022-07-14 02:02:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 02:02:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 02:02:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-07-14 02:02:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-07-14 02:02:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 02:02:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 02:02:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-14 02:02:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-14 02:02:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_rx_urbs [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 02:02:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-14 02:02:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_check_wake_queues [2022-07-14 02:02:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_check_wake_queues [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-14 02:02:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_hif_usb_dealloc_tx_urbs [2022-07-14 02:02:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_set_coverage_class [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_set_coverage_class [2022-07-14 02:02:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 02:02:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 02:02:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-07-14 02:02:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-14 02:02:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure ath_usb_eeprom_read [2022-07-14 02:02:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_usb_eeprom_read [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_configure_leds [2022-07-14 02:02:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_configure_leds [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_remove_monitor_interface [2022-07-14 02:02:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_remove_monitor_interface [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure hif_usb_stop [2022-07-14 02:02:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_usb_stop [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_channel_switch_beacon [2022-07-14 02:02:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_channel_switch_beacon [2022-07-14 02:02:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ath9k_htc_get_antenna [2022-07-14 02:02:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ath9k_htc_get_antenna [2022-07-14 02:02:42,363 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:02:42,366 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:02:42,886 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:02:53,979 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:02:54,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:02:54,006 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 02:02:54,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:02:54 BoogieIcfgContainer [2022-07-14 02:02:54,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:02:54,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:02:54,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:02:54,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:02:54,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:02:29" (1/3) ... [2022-07-14 02:02:54,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3147a581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:02:54, skipping insertion in model container [2022-07-14 02:02:54,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:02:39" (2/3) ... [2022-07-14 02:02:54,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3147a581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:02:54, skipping insertion in model container [2022-07-14 02:02:54,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:02:54" (3/3) ... [2022-07-14 02:02:54,022 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 [2022-07-14 02:02:54,032 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:02:54,032 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:02:54,133 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:02:54,139 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@72baea7e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5454ecbd [2022-07-14 02:02:54,140 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:02:54,152 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) [2022-07-14 02:02:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-14 02:02:54,174 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:02:54,174 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] [2022-07-14 02:02:54,175 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:02:54,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:02:54,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1630910695, now seen corresponding path program 1 times [2022-07-14 02:02:54,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:02:54,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157228665] [2022-07-14 02:02:54,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:02:54,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:02:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:54,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:02:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:54,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:02:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:02:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:02:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:02:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:02:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:02:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:02:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 02:02:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-14 02:02:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 02:02:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:02:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-14 02:02:55,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:02:55,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157228665] [2022-07-14 02:02:55,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157228665] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:02:55,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:02:55,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 02:02:55,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249746324] [2022-07-14 02:02:55,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:02:55,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:02:55,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:02:55,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:02:55,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:02:55,200 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) [2022-07-14 02:03:00,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:03:08,564 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 [] [2022-07-14 02:03:10,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:03:10,962 INFO L93 Difference]: Finished difference Result 10508 states and 16022 transitions. [2022-07-14 02:03:10,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:03:10,980 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 [2022-07-14 02:03:10,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:03:11,035 INFO L225 Difference]: With dead ends: 10508 [2022-07-14 02:03:11,035 INFO L226 Difference]: Without dead ends: 5575 [2022-07-14 02:03:11,062 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 [2022-07-14 02:03:11,064 INFO L413 NwaCegarLoop]: 6518 mSDtfsCounter, 3330 mSDsluCounter, 5712 mSDsCounter, 0 mSdLazyCounter, 4256 mSolverCounterSat, 3607 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3443 SdHoareTripleChecker+Valid, 12230 SdHoareTripleChecker+Invalid, 7865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3607 IncrementalHoareTripleChecker+Valid, 4256 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-07-14 02:03:11,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3443 Valid, 12230 Invalid, 7865 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3607 Valid, 4256 Invalid, 2 Unknown, 0 Unchecked, 15.0s Time] [2022-07-14 02:03:11,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2022-07-14 02:03:11,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 4874. [2022-07-14 02:03:11,284 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) [2022-07-14 02:03:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 4874 states and 7050 transitions. [2022-07-14 02:03:11,320 INFO L78 Accepts]: Start accepts. Automaton has 4874 states and 7050 transitions. Word has length 94 [2022-07-14 02:03:11,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:03:11,321 INFO L495 AbstractCegarLoop]: Abstraction has 4874 states and 7050 transitions. [2022-07-14 02:03:11,321 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) [2022-07-14 02:03:11,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4874 states and 7050 transitions. [2022-07-14 02:03:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-14 02:03:11,326 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:03:11,326 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] [2022-07-14 02:03:11,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 02:03:11,328 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:03:11,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:03:11,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1522208227, now seen corresponding path program 1 times [2022-07-14 02:03:11,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:03:11,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543760126] [2022-07-14 02:03:11,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:03:11,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:03:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:03:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:03:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:03:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 02:03:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:11,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-14 02:03:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:12,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 02:03:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-07-14 02:03:12,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:03:12,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543760126] [2022-07-14 02:03:12,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543760126] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:03:12,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:03:12,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:03:12,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427348784] [2022-07-14 02:03:12,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:03:12,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:03:12,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:03:12,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:03:12,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:03:12,020 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) [2022-07-14 02:03:30,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:03:33,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:03:33,248 INFO L93 Difference]: Finished difference Result 15886 states and 23625 transitions. [2022-07-14 02:03:33,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:03:33,249 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 [2022-07-14 02:03:33,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:03:33,308 INFO L225 Difference]: With dead ends: 15886 [2022-07-14 02:03:33,309 INFO L226 Difference]: Without dead ends: 11029 [2022-07-14 02:03:33,332 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 [2022-07-14 02:03:33,334 INFO L413 NwaCegarLoop]: 7680 mSDtfsCounter, 16393 mSDsluCounter, 8437 mSDsCounter, 0 mSdLazyCounter, 6657 mSolverCounterSat, 11913 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17245 SdHoareTripleChecker+Valid, 16117 SdHoareTripleChecker+Invalid, 18571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11913 IncrementalHoareTripleChecker+Valid, 6657 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2022-07-14 02:03:33,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17245 Valid, 16117 Invalid, 18571 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11913 Valid, 6657 Invalid, 1 Unknown, 0 Unchecked, 20.4s Time] [2022-07-14 02:03:33,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11029 states. [2022-07-14 02:03:33,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11029 to 9640. [2022-07-14 02:03:33,682 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) [2022-07-14 02:03:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9640 states to 9640 states and 13953 transitions. [2022-07-14 02:03:33,726 INFO L78 Accepts]: Start accepts. Automaton has 9640 states and 13953 transitions. Word has length 94 [2022-07-14 02:03:33,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:03:33,729 INFO L495 AbstractCegarLoop]: Abstraction has 9640 states and 13953 transitions. [2022-07-14 02:03:33,730 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) [2022-07-14 02:03:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 9640 states and 13953 transitions. [2022-07-14 02:03:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-14 02:03:33,739 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:03:33,739 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] [2022-07-14 02:03:33,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 02:03:33,740 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:03:33,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:03:33,741 INFO L85 PathProgramCache]: Analyzing trace with hash -482476128, now seen corresponding path program 1 times [2022-07-14 02:03:33,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:03:33,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498022602] [2022-07-14 02:03:33,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:03:33,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:03:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:03:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:03:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:03:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 02:03:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-14 02:03:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-14 02:03:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-07-14 02:03:34,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:03:34,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498022602] [2022-07-14 02:03:34,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498022602] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:03:34,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:03:34,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:03:34,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88557181] [2022-07-14 02:03:34,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:03:34,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:03:34,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:03:34,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:03:34,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:03:34,447 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) [2022-07-14 02:03:53,111 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 [] [2022-07-14 02:03:58,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:03:58,248 INFO L93 Difference]: Finished difference Result 30601 states and 45485 transitions. [2022-07-14 02:03:58,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:03:58,250 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 [2022-07-14 02:03:58,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:03:58,374 INFO L225 Difference]: With dead ends: 30601 [2022-07-14 02:03:58,374 INFO L226 Difference]: Without dead ends: 20978 [2022-07-14 02:03:58,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 02:03:58,423 INFO L413 NwaCegarLoop]: 7928 mSDtfsCounter, 12667 mSDsluCounter, 11492 mSDsCounter, 0 mSdLazyCounter, 9121 mSolverCounterSat, 8056 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13451 SdHoareTripleChecker+Valid, 19420 SdHoareTripleChecker+Invalid, 17178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8056 IncrementalHoareTripleChecker+Valid, 9121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:03:58,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13451 Valid, 19420 Invalid, 17178 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8056 Valid, 9121 Invalid, 1 Unknown, 0 Unchecked, 22.8s Time] [2022-07-14 02:03:58,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20978 states. [2022-07-14 02:03:59,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20978 to 18274. [2022-07-14 02:03:59,040 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) [2022-07-14 02:03:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18274 states to 18274 states and 26418 transitions. [2022-07-14 02:03:59,259 INFO L78 Accepts]: Start accepts. Automaton has 18274 states and 26418 transitions. Word has length 113 [2022-07-14 02:03:59,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:03:59,260 INFO L495 AbstractCegarLoop]: Abstraction has 18274 states and 26418 transitions. [2022-07-14 02:03:59,260 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) [2022-07-14 02:03:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 18274 states and 26418 transitions. [2022-07-14 02:03:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-07-14 02:03:59,268 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:03:59,269 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] [2022-07-14 02:03:59,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 02:03:59,270 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:03:59,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:03:59,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1775388549, now seen corresponding path program 1 times [2022-07-14 02:03:59,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:03:59,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661611242] [2022-07-14 02:03:59,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:03:59,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:03:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:03:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:03:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:03:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-14 02:03:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-14 02:03:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:03:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:03:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:03:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:03:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:03:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:03:59,938 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-07-14 02:03:59,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:03:59,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661611242] [2022-07-14 02:03:59,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661611242] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:03:59,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:03:59,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:03:59,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392295096] [2022-07-14 02:03:59,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:03:59,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:03:59,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:03:59,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:03:59,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:03:59,942 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) [2022-07-14 02:04:23,912 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 [] [2022-07-14 02:04:30,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:04:30,651 INFO L93 Difference]: Finished difference Result 60007 states and 89178 transitions. [2022-07-14 02:04:30,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:04:30,651 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 [2022-07-14 02:04:30,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:04:30,835 INFO L225 Difference]: With dead ends: 60007 [2022-07-14 02:04:30,836 INFO L226 Difference]: Without dead ends: 41750 [2022-07-14 02:04:30,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 02:04:30,909 INFO L413 NwaCegarLoop]: 7745 mSDtfsCounter, 12803 mSDsluCounter, 14424 mSDsCounter, 0 mSdLazyCounter, 11607 mSolverCounterSat, 8142 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13654 SdHoareTripleChecker+Valid, 22169 SdHoareTripleChecker+Invalid, 19750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8142 IncrementalHoareTripleChecker+Valid, 11607 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-07-14 02:04:30,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13654 Valid, 22169 Invalid, 19750 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8142 Valid, 11607 Invalid, 1 Unknown, 0 Unchecked, 29.0s Time] [2022-07-14 02:04:30,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41750 states. [2022-07-14 02:04:32,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41750 to 36346. [2022-07-14 02:04:32,209 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) [2022-07-14 02:04:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36346 states to 36346 states and 52532 transitions. [2022-07-14 02:04:32,381 INFO L78 Accepts]: Start accepts. Automaton has 36346 states and 52532 transitions. Word has length 145 [2022-07-14 02:04:32,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:04:32,382 INFO L495 AbstractCegarLoop]: Abstraction has 36346 states and 52532 transitions. [2022-07-14 02:04:32,382 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) [2022-07-14 02:04:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36346 states and 52532 transitions. [2022-07-14 02:04:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-07-14 02:04:32,389 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:04:32,389 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] [2022-07-14 02:04:32,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 02:04:32,389 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:04:32,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:04:32,390 INFO L85 PathProgramCache]: Analyzing trace with hash 2060439820, now seen corresponding path program 1 times [2022-07-14 02:04:32,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:04:32,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702441371] [2022-07-14 02:04:32,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:04:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:04:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:04:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:04:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:04:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:04:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 02:04:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 02:04:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-14 02:04:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:32,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 02:04:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:04:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-07-14 02:04:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-07-14 02:04:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:04:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:04:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-07-14 02:04:33,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:04:33,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702441371] [2022-07-14 02:04:33,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702441371] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:04:33,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:04:33,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:04:33,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236667020] [2022-07-14 02:04:33,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:04:33,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:04:33,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:04:33,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:04:33,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:04:33,099 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) [2022-07-14 02:04:38,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:04:50,606 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:04:57,157 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 [] [2022-07-14 02:05:02,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:05:02,446 INFO L93 Difference]: Finished difference Result 119463 states and 177443 transitions. [2022-07-14 02:05:02,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:05:02,447 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 [2022-07-14 02:05:02,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:05:02,943 INFO L225 Difference]: With dead ends: 119463 [2022-07-14 02:05:02,944 INFO L226 Difference]: Without dead ends: 83134 [2022-07-14 02:05:03,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 02:05:03,099 INFO L413 NwaCegarLoop]: 7803 mSDtfsCounter, 12814 mSDsluCounter, 11674 mSDsCounter, 0 mSdLazyCounter, 9149 mSolverCounterSat, 8141 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13657 SdHoareTripleChecker+Valid, 19477 SdHoareTripleChecker+Invalid, 17291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8141 IncrementalHoareTripleChecker+Valid, 9149 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-07-14 02:05:03,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13657 Valid, 19477 Invalid, 17291 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8141 Valid, 9149 Invalid, 1 Unknown, 0 Unchecked, 26.2s Time] [2022-07-14 02:05:03,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83134 states. [2022-07-14 02:05:05,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83134 to 72336. [2022-07-14 02:05:05,736 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) [2022-07-14 02:05:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72336 states to 72336 states and 104509 transitions. [2022-07-14 02:05:06,155 INFO L78 Accepts]: Start accepts. Automaton has 72336 states and 104509 transitions. Word has length 172 [2022-07-14 02:05:06,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:05:06,155 INFO L495 AbstractCegarLoop]: Abstraction has 72336 states and 104509 transitions. [2022-07-14 02:05:06,155 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) [2022-07-14 02:05:06,156 INFO L276 IsEmpty]: Start isEmpty. Operand 72336 states and 104509 transitions. [2022-07-14 02:05:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-14 02:05:06,160 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:05:06,161 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] [2022-07-14 02:05:06,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 02:05:06,161 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:05:06,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:05:06,161 INFO L85 PathProgramCache]: Analyzing trace with hash 640087001, now seen corresponding path program 1 times [2022-07-14 02:05:06,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:05:06,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001388281] [2022-07-14 02:05:06,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:05:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:05:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:05:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:05:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:05:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:06,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 02:05:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 02:05:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-14 02:05:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 02:05:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-14 02:05:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 02:05:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-14 02:05:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:05:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-14 02:05:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-14 02:05:07,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:05:07,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001388281] [2022-07-14 02:05:07,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001388281] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:05:07,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:05:07,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:05:07,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063134783] [2022-07-14 02:05:07,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:05:07,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:05:07,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:05:07,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:05:07,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:05:07,390 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) [2022-07-14 02:05:29,244 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 [] [2022-07-14 02:05:35,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:05:35,220 INFO L93 Difference]: Finished difference Result 237419 states and 352482 transitions. [2022-07-14 02:05:35,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:05:35,222 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 [2022-07-14 02:05:35,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:05:36,311 INFO L225 Difference]: With dead ends: 237419 [2022-07-14 02:05:36,312 INFO L226 Difference]: Without dead ends: 165100 [2022-07-14 02:05:36,581 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 [2022-07-14 02:05:36,581 INFO L413 NwaCegarLoop]: 7846 mSDtfsCounter, 16341 mSDsluCounter, 8547 mSDsCounter, 0 mSdLazyCounter, 6689 mSolverCounterSat, 11784 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17187 SdHoareTripleChecker+Valid, 16393 SdHoareTripleChecker+Invalid, 18474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11784 IncrementalHoareTripleChecker+Valid, 6689 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-07-14 02:05:36,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17187 Valid, 16393 Invalid, 18474 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11784 Valid, 6689 Invalid, 1 Unknown, 0 Unchecked, 21.4s Time] [2022-07-14 02:05:36,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165100 states. [2022-07-14 02:05:41,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165100 to 143512. [2022-07-14 02:05:41,947 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) [2022-07-14 02:05:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143512 states to 143512 states and 207253 transitions. [2022-07-14 02:05:43,514 INFO L78 Accepts]: Start accepts. Automaton has 143512 states and 207253 transitions. Word has length 169 [2022-07-14 02:05:43,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:05:43,515 INFO L495 AbstractCegarLoop]: Abstraction has 143512 states and 207253 transitions. [2022-07-14 02:05:43,516 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) [2022-07-14 02:05:43,516 INFO L276 IsEmpty]: Start isEmpty. Operand 143512 states and 207253 transitions. [2022-07-14 02:05:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-14 02:05:43,522 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:05:43,522 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] [2022-07-14 02:05:43,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 02:05:43,522 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:05:43,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:05:43,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1377551999, now seen corresponding path program 1 times [2022-07-14 02:05:43,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:05:43,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100856943] [2022-07-14 02:05:43,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:05:43,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:05:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:05:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:05:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:43,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:05:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 02:05:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 02:05:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:05:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:05:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:05:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-14 02:05:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:05:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-14 02:05:44,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:05:44,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100856943] [2022-07-14 02:05:44,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100856943] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:05:44,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:05:44,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:05:44,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094885067] [2022-07-14 02:05:44,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:05:44,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:05:44,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:05:44,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:05:44,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:05:44,212 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) [2022-07-14 02:05:50,778 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:06:04,938 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:06:09,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:06:09,880 INFO L93 Difference]: Finished difference Result 308592 states and 455208 transitions. [2022-07-14 02:06:09,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:06:09,882 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 [2022-07-14 02:06:09,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:06:10,799 INFO L225 Difference]: With dead ends: 308592 [2022-07-14 02:06:10,800 INFO L226 Difference]: Without dead ends: 165081 [2022-07-14 02:06:11,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:06:11,610 INFO L413 NwaCegarLoop]: 6443 mSDtfsCounter, 3745 mSDsluCounter, 10491 mSDsCounter, 0 mSdLazyCounter, 6663 mSolverCounterSat, 3813 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3857 SdHoareTripleChecker+Valid, 16934 SdHoareTripleChecker+Invalid, 10477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3813 IncrementalHoareTripleChecker+Valid, 6663 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:06:11,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3857 Valid, 16934 Invalid, 10477 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3813 Valid, 6663 Invalid, 1 Unknown, 0 Unchecked, 18.5s Time] [2022-07-14 02:06:11,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165081 states. [2022-07-14 02:06:16,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165081 to 143441. [2022-07-14 02:06:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143441 states, 96752 states have (on average 1.3371196461055068) internal successors, (129369), 100016 states have internal predecessors, (129369), 38895 states have call successors, (38895), 7794 states have call predecessors, (38895), 7793 states have return successors, (38894), 37695 states have call predecessors, (38894), 38894 states have call successors, (38894) [2022-07-14 02:06:18,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143441 states to 143441 states and 207158 transitions. [2022-07-14 02:06:18,331 INFO L78 Accepts]: Start accepts. Automaton has 143441 states and 207158 transitions. Word has length 150 [2022-07-14 02:06:18,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:06:18,333 INFO L495 AbstractCegarLoop]: Abstraction has 143441 states and 207158 transitions. [2022-07-14 02:06:18,333 INFO L496 AbstractCegarLoop]: INTERPOLANT 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) [2022-07-14 02:06:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 143441 states and 207158 transitions. [2022-07-14 02:06:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-14 02:06:18,337 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:06:18,337 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:06:18,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 02:06:18,337 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:06:18,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:06:18,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1911242548, now seen corresponding path program 1 times [2022-07-14 02:06:18,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:06:18,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062415627] [2022-07-14 02:06:18,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:06:18,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:06:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:06:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:06:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:06:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:06:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:06:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-14 02:06:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:06:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-14 02:06:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:06:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-14 02:06:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-14 02:06:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-14 02:06:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-07-14 02:06:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:18,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-14 02:06:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:19,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:06:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:19,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:06:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 02:06:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:06:19,044 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-14 02:06:19,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:06:19,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062415627] [2022-07-14 02:06:19,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062415627] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:06:19,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:06:19,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:06:19,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973739091] [2022-07-14 02:06:19,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:06:19,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:06:19,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:06:19,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:06:19,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:06:19,046 INFO L87 Difference]: Start difference. First operand 143441 states and 207158 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 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)