./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.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 44610cb4431513b4b9429bb48b9c496068c0f3a3836e87f731a95bf3b77832c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 01:05:12,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 01:05:12,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 01:05:12,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 01:05:12,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 01:05:12,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 01:05:12,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 01:05:12,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 01:05:12,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 01:05:12,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 01:05:12,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 01:05:12,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 01:05:12,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 01:05:12,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 01:05:12,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 01:05:12,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 01:05:12,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 01:05:12,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 01:05:12,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 01:05:12,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 01:05:12,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 01:05:12,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 01:05:12,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 01:05:12,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 01:05:12,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 01:05:12,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 01:05:12,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 01:05:12,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 01:05:12,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 01:05:12,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 01:05:12,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 01:05:12,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 01:05:12,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 01:05:12,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 01:05:12,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 01:05:12,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 01:05:12,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 01:05:12,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 01:05:12,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 01:05:12,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 01:05:12,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 01:05:12,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 01:05:12,744 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 01:05:12,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 01:05:12,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 01:05:12,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 01:05:12,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 01:05:12,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 01:05:12,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 01:05:12,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 01:05:12,748 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 01:05:12,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 01:05:12,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 01:05:12,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 01:05:12,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 01:05:12,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 01:05:12,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 01:05:12,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 01:05:12,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 01:05:12,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 01:05:12,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 01:05:12,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 01:05:12,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 01:05:12,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:05:12,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 01:05:12,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 01:05:12,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 01:05:12,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 01:05:12,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 01:05:12,753 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 01:05:12,753 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 01:05:12,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 01:05:12,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 01:05:12,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44610cb4431513b4b9429bb48b9c496068c0f3a3836e87f731a95bf3b77832c9 [2021-11-17 01:05:12,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 01:05:12,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 01:05:12,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 01:05:12,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 01:05:12,998 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 01:05:12,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-17 01:05:13,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91f4b5417/46123451e4354ac99db4eec4d96aa221/FLAG23cf31855 [2021-11-17 01:05:13,871 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 01:05:13,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-17 01:05:13,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91f4b5417/46123451e4354ac99db4eec4d96aa221/FLAG23cf31855 [2021-11-17 01:05:14,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91f4b5417/46123451e4354ac99db4eec4d96aa221 [2021-11-17 01:05:14,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 01:05:14,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 01:05:14,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 01:05:14,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 01:05:14,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 01:05:14,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:05:14" (1/1) ... [2021-11-17 01:05:14,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3de1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:14, skipping insertion in model container [2021-11-17 01:05:14,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:05:14" (1/1) ... [2021-11-17 01:05:14,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 01:05:14,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 01:05:15,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i[193558,193571] [2021-11-17 01:05:18,145 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:05:18,199 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 01:05:18,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i[193558,193571] [2021-11-17 01:05:18,652 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:05:18,833 INFO L208 MainTranslator]: Completed translation [2021-11-17 01:05:18,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18 WrapperNode [2021-11-17 01:05:18,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 01:05:18,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 01:05:18,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 01:05:18,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 01:05:18,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:18,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,425 INFO L137 Inliner]: procedures = 537, calls = 8428, calls flagged for inlining = 241, calls inlined = 238, statements flattened = 14875 [2021-11-17 01:05:19,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 01:05:19,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 01:05:19,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 01:05:19,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 01:05:19,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 01:05:19,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 01:05:19,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 01:05:19,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 01:05:19,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (1/1) ... [2021-11-17 01:05:19,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:05:20,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:05:20,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 01:05:20,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 01:05:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 01:05:20,064 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 01:05:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-17 01:05:20,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-17 01:05:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread32_locked [2021-11-17 01:05:20,065 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread32_locked [2021-11-17 01:05:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_info_clear_status [2021-11-17 01:05:20,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_info_clear_status [2021-11-17 01:05:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure zd_check_signal [2021-11-17 01:05:20,065 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_check_signal [2021-11-17 01:05:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-17 01:05:20,066 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-17 01:05:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-17 01:05:20,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-17 01:05:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure post_reset [2021-11-17 01:05:20,066 INFO L138 BoogieDeclarations]: Found implementation of procedure post_reset [2021-11-17 01:05:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_init_hw [2021-11-17 01:05:20,067 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_init_hw [2021-11-17 01:05:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 01:05:20,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 01:05:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-17 01:05:20,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-17 01:05:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-11-17 01:05:20,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-11-17 01:05:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_usbdev [2021-11-17 01:05:20,068 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_usbdev [2021-11-17 01:05:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_rx [2021-11-17 01:05:20,068 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_rx [2021-11-17 01:05:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_set_channel [2021-11-17 01:05:20,068 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_set_channel [2021-11-17 01:05:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_clear [2021-11-17 01:05:20,068 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_clear [2021-11-17 01:05:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure zd_switch_radio_off [2021-11-17 01:05:20,069 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_switch_radio_off [2021-11-17 01:05:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure free_rx_urb [2021-11-17 01:05:20,069 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rx_urb [2021-11-17 01:05:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_configure_filter [2021-11-17 01:05:20,069 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_configure_filter [2021-11-17 01:05:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2021-11-17 01:05:20,070 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2021-11-17 01:05:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 01:05:20,070 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 01:05:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure fw_reg_addr [2021-11-17 01:05:20,070 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_reg_addr [2021-11-17 01:05:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get [2021-11-17 01:05:20,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get [2021-11-17 01:05:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure zd_switch_radio_on [2021-11-17 01:05:20,071 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_switch_radio_on [2021-11-17 01:05:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 01:05:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_config [2021-11-17 01:05:20,072 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_config [2021-11-17 01:05:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-17 01:05:20,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-17 01:05:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_init_mode [2021-11-17 01:05:20,072 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_init_mode [2021-11-17 01:05:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-17 01:05:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-17 01:05:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-17 01:05:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_enable_hwint [2021-11-17 01:05:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_enable_hwint [2021-11-17 01:05:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 01:05:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 01:05:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 01:05:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_lock_phy_regs [2021-11-17 01:05:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_lock_phy_regs [2021-11-17 01:05:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 01:05:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 01:05:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_to_chip [2021-11-17 01:05:20,076 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_to_chip [2021-11-17 01:05:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_free_cur_beacon_locked [2021-11-17 01:05:20,076 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_free_cur_beacon_locked [2021-11-17 01:05:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_first [2021-11-17 01:05:20,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_first [2021-11-17 01:05:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async [2021-11-17 01:05:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async [2021-11-17 01:05:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-17 01:05:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-17 01:05:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 01:05:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 01:05:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwrite_locked [2021-11-17 01:05:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwrite_locked [2021-11-17 01:05:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-17 01:05:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-17 01:05:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 01:05:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 01:05:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 01:05:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 01:05:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-11-17 01:05:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-11-17 01:05:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_free_cur_beacon [2021-11-17 01:05:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_free_cur_beacon [2021-11-17 01:05:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_remove_interface [2021-11-17 01:05:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_remove_interface [2021-11-17 01:05:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 01:05:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure check_read_regs [2021-11-17 01:05:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure check_read_regs [2021-11-17 01:05:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_clear [2021-11-17 01:05:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_clear [2021-11-17 01:05:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_packet [2021-11-17 01:05:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_packet [2021-11-17 01:05:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_stop [2021-11-17 01:05:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_stop [2021-11-17 01:05:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32a_locked [2021-11-17 01:05:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32a_locked [2021-11-17 01:05:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure zd1211b_al7230b_finalize [2021-11-17 01:05:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure zd1211b_al7230b_finalize [2021-11-17 01:05:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 01:05:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 01:05:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_24 [2021-11-17 01:05:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_24 [2021-11-17 01:05:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite16_locked [2021-11-17 01:05:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite16_locked [2021-11-17 01:05:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-17 01:05:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-17 01:05:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure test_init [2021-11-17 01:05:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure test_init [2021-11-17 01:05:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-17 01:05:20,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-17 01:05:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure request_fw_file [2021-11-17 01:05:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure request_fw_file [2021-11-17 01:05:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure dump_cr [2021-11-17 01:05:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_cr [2021-11-17 01:05:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-11-17 01:05:20,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-11-17 01:05:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mc_clear [2021-11-17 01:05:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mc_clear [2021-11-17 01:05:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 01:05:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure zd_write_mac_addr_common [2021-11-17 01:05:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_write_mac_addr_common [2021-11-17 01:05:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_prepare_multicast [2021-11-17 01:05:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_prepare_multicast [2021-11-17 01:05:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-17 01:05:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-17 01:05:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_tx [2021-11-17 01:05:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_tx [2021-11-17 01:05:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_hw [2021-11-17 01:05:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_hw [2021-11-17 01:05:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 01:05:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-11-17 01:05:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-11-17 01:05:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_ioread16 [2021-11-17 01:05:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_ioread16 [2021-11-17 01:05:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 01:05:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_resume [2021-11-17 01:05:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_resume [2021-11-17 01:05:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 01:05:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:05:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:05:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-17 01:05:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-17 01:05:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread32v_locked [2021-11-17 01:05:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread32v_locked [2021-11-17 01:05:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_name [2021-11-17 01:05:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_name [2021-11-17 01:05:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:05:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:05:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_is_zd1211b [2021-11-17 01:05:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_is_zd1211b [2021-11-17 01:05:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-17 01:05:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-17 01:05:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure set_beacon_interval [2021-11-17 01:05:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure set_beacon_interval [2021-11-17 01:05:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_filter [2021-11-17 01:05:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_filter [2021-11-17 01:05:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_synth_set_channel [2021-11-17 01:05:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_synth_set_channel [2021-11-17 01:05:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-17 01:05:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-17 01:05:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async_start [2021-11-17 01:05:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async_start [2021-11-17 01:05:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_rx [2021-11-17 01:05:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_rx [2021-11-17 01:05:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure zd1211b_al2230_finalize_rf [2021-11-17 01:05:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure zd1211b_al2230_finalize_rf [2021-11-17 01:05:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32_locked [2021-11-17 01:05:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32_locked [2021-11-17 01:05:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure handle_regs_int_override [2021-11-17 01:05:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_regs_int_override [2021-11-17 01:05:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_set_multicast_hash [2021-11-17 01:05:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_set_multicast_hash [2021-11-17 01:05:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-17 01:05:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-17 01:05:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 01:05:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 01:05:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure disable_hwint [2021-11-17 01:05:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_hwint [2021-11-17 01:05:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 01:05:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 01:05:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_tx_status [2021-11-17 01:05:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_tx_status [2021-11-17 01:05:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_rxtx [2021-11-17 01:05:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_rxtx [2021-11-17 01:05:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-17 01:05:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-17 01:05:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_unlock_phy_regs [2021-11-17 01:05:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_unlock_phy_regs [2021-11-17 01:05:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-17 01:05:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-17 01:05:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 01:05:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 01:05:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_name [2021-11-17 01:05:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_name [2021-11-17 01:05:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-17 01:05:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-17 01:05:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-17 01:05:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-17 01:05:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_clear [2021-11-17 01:05:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_clear [2021-11-17 01:05:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwritev_locked [2021-11-17 01:05:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwritev_locked [2021-11-17 01:05:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 01:05:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 01:05:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-11-17 01:05:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-11-17 01:05:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_control_leds [2021-11-17 01:05:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_control_leds [2021-11-17 01:05:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-17 01:05:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-17 01:05:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 01:05:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 01:05:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure scnprint_id___0 [2021-11-17 01:05:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprint_id___0 [2021-11-17 01:05:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_pspoll [2021-11-17 01:05:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_pspoll [2021-11-17 01:05:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async_end [2021-11-17 01:05:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async_end [2021-11-17 01:05:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 01:05:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 01:05:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure upload_code [2021-11-17 01:05:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_code [2021-11-17 01:05:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 01:05:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 01:05:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-17 01:05:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-17 01:05:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwrite_cr_locked [2021-11-17 01:05:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwrite_cr_locked [2021-11-17 01:05:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2021-11-17 01:05:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2021-11-17 01:05:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-17 01:05:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-17 01:05:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure set_rts_cts [2021-11-17 01:05:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rts_cts [2021-11-17 01:05:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_mac [2021-11-17 01:05:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_mac [2021-11-17 01:05:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure __zd_usb_disable_rx [2021-11-17 01:05:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __zd_usb_disable_rx [2021-11-17 01:05:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure zd_submit_waiting_urb [2021-11-17 01:05:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_submit_waiting_urb [2021-11-17 01:05:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_stop [2021-11-17 01:05:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_stop [2021-11-17 01:05:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2021-11-17 01:05:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2021-11-17 01:05:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_reset_rx_idle_timer [2021-11-17 01:05:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_reset_rx_idle_timer [2021-11-17 01:05:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-17 01:05:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-17 01:05:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-17 01:05:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-17 01:05:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 01:05:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 01:05:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure zd_set_beacon_interval [2021-11-17 01:05:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_set_beacon_interval [2021-11-17 01:05:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 01:05:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 01:05:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 01:05:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 01:05:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcdDevice [2021-11-17 01:05:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcdDevice [2021-11-17 01:05:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_int [2021-11-17 01:05:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_int [2021-11-17 01:05:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 01:05:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 01:05:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-17 01:05:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-17 01:05:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-17 01:05:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-17 01:05:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 01:05:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 01:05:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 01:05:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_init_hw [2021-11-17 01:05:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_init_hw [2021-11-17 01:05:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure __zd_usb_enable_rx [2021-11-17 01:05:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __zd_usb_enable_rx [2021-11-17 01:05:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_int_regs_length [2021-11-17 01:05:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_int_regs_length [2021-11-17 01:05:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 01:05:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-17 01:05:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-17 01:05:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-17 01:05:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-17 01:05:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32 [2021-11-17 01:05:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32 [2021-11-17 01:05:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 01:05:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_config_beacon [2021-11-17 01:05:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_config_beacon [2021-11-17 01:05:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-17 01:05:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-17 01:05:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-17 01:05:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-17 01:05:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-17 01:05:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-17 01:05:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure zd_hw_mac [2021-11-17 01:05:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_hw_mac [2021-11-17 01:05:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure read_values [2021-11-17 01:05:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure read_values [2021-11-17 01:05:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-17 01:05:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-17 01:05:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 01:05:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 01:05:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-17 01:05:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-17 01:05:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_start [2021-11-17 01:05:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_start [2021-11-17 01:05:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-17 01:05:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-17 01:05:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-17 01:05:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-17 01:05:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 01:05:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 01:05:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect [2021-11-17 01:05:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect [2021-11-17 01:05:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure zd_intf_to_hw [2021-11-17 01:05:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_intf_to_hw [2021-11-17 01:05:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure inc_addr [2021-11-17 01:05:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_addr [2021-11-17 01:05:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-17 01:05:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-17 01:05:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_to_mac [2021-11-17 01:05:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_to_mac [2021-11-17 01:05:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwritev_cr_locked [2021-11-17 01:05:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwritev_cr_locked [2021-11-17 01:05:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-17 01:05:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-17 01:05:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure pre_reset [2021-11-17 01:05:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pre_reset [2021-11-17 01:05:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-17 01:05:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-17 01:05:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 01:05:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 01:05:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_switch_radio_on [2021-11-17 01:05:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_switch_radio_on [2021-11-17 01:05:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-17 01:05:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-17 01:05:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 01:05:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 01:05:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-17 01:05:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-17 01:05:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_write_vco_cfg [2021-11-17 01:05:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_write_vco_cfg [2021-11-17 01:05:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 01:05:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_switch_radio_off [2021-11-17 01:05:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_switch_radio_off [2021-11-17 01:05:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ep_regs_out_msg [2021-11-17 01:05:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ep_regs_out_msg [2021-11-17 01:05:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-17 01:05:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-17 01:05:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 01:05:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 01:05:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_chip [2021-11-17 01:05:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_chip [2021-11-17 01:05:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_hwint [2021-11-17 01:05:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_hwint [2021-11-17 01:05:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_ioread16v [2021-11-17 01:05:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_ioread16v [2021-11-17 01:05:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_init_hw [2021-11-17 01:05:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_init_hw [2021-11-17 01:05:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread16_locked [2021-11-17 01:05:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread16_locked [2021-11-17 01:05:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_init_hw [2021-11-17 01:05:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_init_hw [2021-11-17 01:05:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_bss_info_changed [2021-11-17 01:05:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_bss_info_changed [2021-11-17 01:05:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2021-11-17 01:05:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2021-11-17 01:05:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-11-17 01:05:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-11-17 01:05:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-17 01:05:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-17 01:05:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_get_tsf [2021-11-17 01:05:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_get_tsf [2021-11-17 01:05:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_int [2021-11-17 01:05:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_int [2021-11-17 01:05:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-17 01:05:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-17 01:05:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-11-17 01:05:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-11-17 01:05:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread16v_locked [2021-11-17 01:05:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread16v_locked [2021-11-17 01:05:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-17 01:05:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-17 01:05:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_enable_int [2021-11-17 01:05:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_enable_int [2021-11-17 01:05:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-11-17 01:05:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-11-17 01:05:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 01:05:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 01:05:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure _zd_iowrite32v_async_locked [2021-11-17 01:05:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure _zd_iowrite32v_async_locked [2021-11-17 01:05:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure set_mac_and_bssid [2021-11-17 01:05:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mac_and_bssid [2021-11-17 01:05:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_tx [2021-11-17 01:05:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_tx [2021-11-17 01:05:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_add_interface [2021-11-17 01:05:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_add_interface [2021-11-17 01:05:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 01:05:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure zd_write_mac_addr [2021-11-17 01:05:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_write_mac_addr [2021-11-17 01:05:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-11-17 01:05:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-11-17 01:05:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite16a_locked [2021-11-17 01:05:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite16a_locked [2021-11-17 01:05:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-17 01:05:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-17 01:05:21,377 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 01:05:21,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 01:05:23,966 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 01:08:47,874 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 01:08:47,905 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 01:08:47,905 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-17 01:08:47,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:08:47 BoogieIcfgContainer [2021-11-17 01:08:47,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 01:08:47,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 01:08:47,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 01:08:47,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 01:08:47,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:05:14" (1/3) ... [2021-11-17 01:08:47,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343fd548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:08:47, skipping insertion in model container [2021-11-17 01:08:47,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:05:18" (2/3) ... [2021-11-17 01:08:47,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343fd548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:08:47, skipping insertion in model container [2021-11-17 01:08:47,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:08:47" (3/3) ... [2021-11-17 01:08:47,916 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-17 01:08:47,920 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 01:08:47,920 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 01:08:47,981 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 01:08:47,996 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 01:08:47,996 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 01:08:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand has 3966 states, 2642 states have (on average 1.3198334595003784) internal successors, (3487), 2737 states have internal predecessors, (3487), 1126 states have call successors, (1126), 197 states have call predecessors, (1126), 196 states have return successors, (1122), 1117 states have call predecessors, (1122), 1122 states have call successors, (1122) [2021-11-17 01:08:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-17 01:08:48,079 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:08:48,080 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:08:48,080 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:08:48,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:08:48,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1413315198, now seen corresponding path program 1 times [2021-11-17 01:08:48,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:08:48,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14039447] [2021-11-17 01:08:48,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:08:48,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:08:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:08:49,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:08:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:08:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 01:08:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:08:49,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-17 01:08:49,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:08:49,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14039447] [2021-11-17 01:08:49,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14039447] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:08:49,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:08:49,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 01:08:49,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189906261] [2021-11-17 01:08:49,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:08:49,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 01:08:49,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:08:49,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 01:08:49,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 01:08:49,359 INFO L87 Difference]: Start difference. First operand has 3966 states, 2642 states have (on average 1.3198334595003784) internal successors, (3487), 2737 states have internal predecessors, (3487), 1126 states have call successors, (1126), 197 states have call predecessors, (1126), 196 states have return successors, (1122), 1117 states have call predecessors, (1122), 1122 states have call successors, (1122) Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-17 01:08:51,491 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:07,125 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:17,988 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:33,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:34,989 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:36,192 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:54,264 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:56,585 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:09:58,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:01,106 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:03,423 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:05,641 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:13,752 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:16,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:19,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:22,019 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:23,405 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:27,082 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:29,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:10:29,211 INFO L93 Difference]: Finished difference Result 12346 states and 18713 transitions. [2021-11-17 01:10:29,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 01:10:29,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 33 [2021-11-17 01:10:29,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:10:29,298 INFO L225 Difference]: With dead ends: 12346 [2021-11-17 01:10:29,298 INFO L226 Difference]: Without dead ends: 8339 [2021-11-17 01:10:29,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-17 01:10:29,342 INFO L933 BasicCegarLoop]: 6692 mSDtfsCounter, 6534 mSDsluCounter, 20696 mSDsCounter, 0 mSdLazyCounter, 5253 mSolverCounterSat, 2931 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7329 SdHoareTripleChecker+Valid, 27388 SdHoareTripleChecker+Invalid, 8196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2931 IncrementalHoareTripleChecker+Valid, 5253 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98.2s IncrementalHoareTripleChecker+Time [2021-11-17 01:10:29,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7329 Valid, 27388 Invalid, 8196 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2931 Valid, 5253 Invalid, 12 Unknown, 0 Unchecked, 98.2s Time] [2021-11-17 01:10:29,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8339 states. [2021-11-17 01:10:29,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8339 to 7942. [2021-11-17 01:10:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7942 states, 5291 states have (on average 1.3135513135513135) internal successors, (6950), 5472 states have internal predecessors, (6950), 2249 states have call successors, (2249), 391 states have call predecessors, (2249), 401 states have return successors, (2350), 2244 states have call predecessors, (2350), 2248 states have call successors, (2350) [2021-11-17 01:10:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7942 states to 7942 states and 11549 transitions. [2021-11-17 01:10:29,837 INFO L78 Accepts]: Start accepts. Automaton has 7942 states and 11549 transitions. Word has length 33 [2021-11-17 01:10:29,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:10:29,838 INFO L470 AbstractCegarLoop]: Abstraction has 7942 states and 11549 transitions. [2021-11-17 01:10:29,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-17 01:10:29,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7942 states and 11549 transitions. [2021-11-17 01:10:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-17 01:10:29,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:10:29,872 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:10:29,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 01:10:29,872 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:10:29,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:10:29,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1676881754, now seen corresponding path program 1 times [2021-11-17 01:10:29,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:10:29,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518694898] [2021-11-17 01:10:29,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:10:29,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:10:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:10:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-11-17 01:10:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-17 01:10:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-17 01:10:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 01:10:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:30,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 01:10:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-11-17 01:10:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:10:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:10:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 01:10:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 01:10:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 01:10:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 01:10:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 01:10:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 01:10:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 01:10:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:10:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 01:10:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 01:10:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 01:10:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:10:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 01:10:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:10:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-17 01:10:31,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:10:31,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518694898] [2021-11-17 01:10:31,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518694898] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:10:31,908 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:10:31,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 01:10:31,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243295216] [2021-11-17 01:10:31,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:10:31,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 01:10:31,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:10:31,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 01:10:31,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-17 01:10:31,911 INFO L87 Difference]: Start difference. First operand 7942 states and 11549 transitions. Second operand has 8 states, 8 states have (on average 14.75) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 01:10:34,048 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:36,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:38,176 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:10:47,271 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:11:06,864 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:11:09,079 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:11:34,491 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:01,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:25,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:26,849 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:50,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:52,615 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:54,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:57,103 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:12:59,530 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:01,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:18,855 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:21,142 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:23,441 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:25,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:28,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:30,456 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:35,303 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:37,357 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:39,416 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:43,829 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:45,059 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:13:46,595 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:01,386 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:13,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:15,876 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:18,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:20,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:22,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:25,191 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:27,888 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:29,916 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:31,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:35,337 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:36,903 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:42,419 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:44,410 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:45,610 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:47,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:14:47,510 INFO L93 Difference]: Finished difference Result 26130 states and 38660 transitions. [2021-11-17 01:14:47,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-17 01:14:47,511 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.75) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 190 [2021-11-17 01:14:47,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:14:47,653 INFO L225 Difference]: With dead ends: 26130 [2021-11-17 01:14:47,654 INFO L226 Difference]: Without dead ends: 18194 [2021-11-17 01:14:47,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2021-11-17 01:14:47,715 INFO L933 BasicCegarLoop]: 7700 mSDtfsCounter, 8003 mSDsluCounter, 13560 mSDsCounter, 0 mSdLazyCounter, 12805 mSolverCounterSat, 4440 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 241.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9022 SdHoareTripleChecker+Valid, 21260 SdHoareTripleChecker+Invalid, 17274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4440 IncrementalHoareTripleChecker+Valid, 12805 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 253.0s IncrementalHoareTripleChecker+Time [2021-11-17 01:14:47,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9022 Valid, 21260 Invalid, 17274 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4440 Valid, 12805 Invalid, 29 Unknown, 0 Unchecked, 253.0s Time] [2021-11-17 01:14:47,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18194 states. [2021-11-17 01:14:48,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18194 to 15651. [2021-11-17 01:14:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15651 states, 10406 states have (on average 1.3086680761099365) internal successors, (13618), 10799 states have internal predecessors, (13618), 4412 states have call successors, (4412), 767 states have call predecessors, (4412), 832 states have return successors, (4760), 4423 states have call predecessors, (4760), 4411 states have call successors, (4760) [2021-11-17 01:14:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15651 states to 15651 states and 22790 transitions. [2021-11-17 01:14:48,717 INFO L78 Accepts]: Start accepts. Automaton has 15651 states and 22790 transitions. Word has length 190 [2021-11-17 01:14:48,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:14:48,719 INFO L470 AbstractCegarLoop]: Abstraction has 15651 states and 22790 transitions. [2021-11-17 01:14:48,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.75) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 01:14:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 15651 states and 22790 transitions. [2021-11-17 01:14:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-17 01:14:48,745 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:14:48,746 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:14:48,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 01:14:48,746 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:14:48,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:14:48,747 INFO L85 PathProgramCache]: Analyzing trace with hash 882916107, now seen corresponding path program 1 times [2021-11-17 01:14:48,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:14:48,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002946790] [2021-11-17 01:14:48,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:14:48,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:14:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:14:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 01:14:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-17 01:14:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 01:14:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 01:14:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 01:14:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 01:14:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 01:14:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 01:14:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 01:14:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 01:14:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:14:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 01:14:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 01:14:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 01:14:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 01:14:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 01:14:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 01:14:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 01:14:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:14:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 01:14:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 01:14:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 01:14:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:14:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 01:14:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:14:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2021-11-17 01:14:50,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:14:50,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002946790] [2021-11-17 01:14:50,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002946790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:14:50,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:14:50,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-17 01:14:50,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770927334] [2021-11-17 01:14:50,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:14:50,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-17 01:14:50,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:14:50,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-17 01:14:50,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-17 01:14:50,755 INFO L87 Difference]: Start difference. First operand 15651 states and 22790 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 4 states have internal predecessors, (133), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 01:14:52,893 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:54,956 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:57,019 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:14:59,082 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:15:01,152 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:15:10,345 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:15:12,310 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:15:32,584 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:16:15,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:16:57,884 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:16:59,446 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:02,543 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:24,058 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:26,499 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:28,821 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:31,246 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:33,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:35,966 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:47,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:49,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:51,889 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:54,198 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:56,594 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:17:58,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:01,244 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:03,565 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:06,889 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:08,910 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:10,984 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:13,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:16,360 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:17,437 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:19,148 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:20,324 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:22,341 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:24,436 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:35,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:18:35,122 INFO L93 Difference]: Finished difference Result 33837 states and 49903 transitions. [2021-11-17 01:18:35,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-17 01:18:35,123 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 4 states have internal predecessors, (133), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 221 [2021-11-17 01:18:35,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:18:35,235 INFO L225 Difference]: With dead ends: 33837 [2021-11-17 01:18:35,236 INFO L226 Difference]: Without dead ends: 18186 [2021-11-17 01:18:35,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-11-17 01:18:35,306 INFO L933 BasicCegarLoop]: 5241 mSDtfsCounter, 3092 mSDsluCounter, 17402 mSDsCounter, 0 mSdLazyCounter, 10860 mSolverCounterSat, 4450 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 213.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3481 SdHoareTripleChecker+Valid, 22643 SdHoareTripleChecker+Invalid, 15335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4450 IncrementalHoareTripleChecker+Valid, 10860 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 222.4s IncrementalHoareTripleChecker+Time [2021-11-17 01:18:35,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3481 Valid, 22643 Invalid, 15335 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4450 Valid, 10860 Invalid, 25 Unknown, 0 Unchecked, 222.4s Time] [2021-11-17 01:18:35,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18186 states. [2021-11-17 01:18:35,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18186 to 15654. [2021-11-17 01:18:36,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15654 states, 10409 states have (on average 1.3083869728119897) internal successors, (13619), 10802 states have internal predecessors, (13619), 4412 states have call successors, (4412), 767 states have call predecessors, (4412), 832 states have return successors, (4760), 4423 states have call predecessors, (4760), 4411 states have call successors, (4760) [2021-11-17 01:18:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15654 states to 15654 states and 22791 transitions. [2021-11-17 01:18:36,099 INFO L78 Accepts]: Start accepts. Automaton has 15654 states and 22791 transitions. Word has length 221 [2021-11-17 01:18:36,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:18:36,100 INFO L470 AbstractCegarLoop]: Abstraction has 15654 states and 22791 transitions. [2021-11-17 01:18:36,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 4 states have internal predecessors, (133), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 01:18:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 15654 states and 22791 transitions. [2021-11-17 01:18:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-17 01:18:36,128 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:18:36,129 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:18:36,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 01:18:36,129 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:18:36,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:18:36,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1761630864, now seen corresponding path program 1 times [2021-11-17 01:18:36,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:18:36,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035549480] [2021-11-17 01:18:36,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:18:36,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:18:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:18:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 01:18:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:18:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-11-17 01:18:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 01:18:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-17 01:18:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 01:18:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:36,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 01:18:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 01:18:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 01:18:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 01:18:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 01:18:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 01:18:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:18:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 01:18:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 01:18:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 01:18:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 01:18:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 01:18:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 01:18:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-17 01:18:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:18:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 01:18:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 01:18:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:38,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 01:18:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:38,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:18:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:38,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-11-17 01:18:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-17 01:18:38,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:18:38,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035549480] [2021-11-17 01:18:38,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035549480] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:18:38,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:18:38,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 01:18:38,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974728747] [2021-11-17 01:18:38,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:18:38,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 01:18:38,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:18:38,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 01:18:38,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-17 01:18:38,101 INFO L87 Difference]: Start difference. First operand 15654 states and 22791 transitions. Second operand has 8 states, 8 states have (on average 17.875) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-17 01:18:40,224 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:42,290 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:18:44,385 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15