./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.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 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:33:10,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:33:10,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:33:10,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:33:10,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:33:10,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:33:10,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:33:10,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:33:10,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:33:10,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:33:10,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:33:10,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:33:10,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:33:10,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:33:10,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:33:10,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:33:10,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:33:10,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:33:10,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:33:10,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:33:10,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:33:10,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:33:10,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:33:10,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:33:10,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:33:10,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:33:10,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:33:10,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:33:10,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:33:10,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:33:10,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:33:10,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:33:10,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:33:10,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:33:10,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:33:10,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:33:10,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:33:10,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:33:10,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:33:10,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:33:10,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:33:10,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:33:10,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:33:10,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:33:10,758 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:33:10,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:33:10,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:33:10,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:33:10,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:33:10,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:33:10,761 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:33:10,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:33:10,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:33:10,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:33:10,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:33:10,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:33:10,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:33:10,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:33:10,763 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:33:10,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:33:10,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:33:10,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:33:10,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:33:10,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:33:10,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:33:10,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:33:10,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:33:10,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:33:10,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:33:10,765 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:33:10,765 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:33:10,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:33:10,765 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 [2021-12-28 04:33:11,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:33:11,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:33:11,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:33:11,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:33:11,117 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:33:11,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2021-12-28 04:33:11,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2708b0624/7fe09f982a464f118f2cbdc9c9df490f/FLAG16ca8451e [2021-12-28 04:33:12,096 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:33:12,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2021-12-28 04:33:12,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2708b0624/7fe09f982a464f118f2cbdc9c9df490f/FLAG16ca8451e [2021-12-28 04:33:12,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2708b0624/7fe09f982a464f118f2cbdc9c9df490f [2021-12-28 04:33:12,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:33:12,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:33:12,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:33:12,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:33:12,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:33:12,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:33:12" (1/1) ... [2021-12-28 04:33:12,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93712b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:12, skipping insertion in model container [2021-12-28 04:33:12,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:33:12" (1/1) ... [2021-12-28 04:33:12,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:33:12,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:33:16,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2021-12-28 04:33:16,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:33:16,805 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:33:17,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2021-12-28 04:33:17,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:33:17,523 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:33:17,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17 WrapperNode [2021-12-28 04:33:17,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:33:17,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:33:17,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:33:17,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:33:17,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:17,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,046 INFO L137 Inliner]: procedures = 440, calls = 4514, calls flagged for inlining = 181, calls inlined = 178, statements flattened = 8251 [2021-12-28 04:33:18,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:33:18,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:33:18,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:33:18,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:33:18,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:33:18,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:33:18,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:33:18,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:33:18,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (1/1) ... [2021-12-28 04:33:18,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:33:18,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:33:18,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 04:33:18,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 04:33:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2021-12-28 04:33:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2021-12-28 04:33:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-28 04:33:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-28 04:33:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2021-12-28 04:33:18,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2021-12-28 04:33:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2021-12-28 04:33:18,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2021-12-28 04:33:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 04:33:18,601 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 04:33:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:33:18,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:33:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-28 04:33:18,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-28 04:33:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:33:18,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:33:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2021-12-28 04:33:18,602 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2021-12-28 04:33:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2021-12-28 04:33:18,602 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2021-12-28 04:33:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2021-12-28 04:33:18,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2021-12-28 04:33:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-28 04:33:18,603 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-28 04:33:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2021-12-28 04:33:18,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2021-12-28 04:33:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-28 04:33:18,604 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-28 04:33:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 04:33:18,604 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 04:33:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-12-28 04:33:18,604 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-12-28 04:33:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 04:33:18,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 04:33:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 04:33:18,605 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 04:33:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2021-12-28 04:33:18,605 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2021-12-28 04:33:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2021-12-28 04:33:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2021-12-28 04:33:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2021-12-28 04:33:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2021-12-28 04:33:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2021-12-28 04:33:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2021-12-28 04:33:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2021-12-28 04:33:18,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2021-12-28 04:33:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2021-12-28 04:33:18,607 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2021-12-28 04:33:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:33:18,607 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:33:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 04:33:18,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 04:33:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:33:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2021-12-28 04:33:18,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2021-12-28 04:33:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2021-12-28 04:33:18,609 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2021-12-28 04:33:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:33:18,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:33:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2021-12-28 04:33:18,610 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2021-12-28 04:33:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:33:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2021-12-28 04:33:18,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2021-12-28 04:33:18,611 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 04:33:18,611 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 04:33:18,612 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 04:33:18,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 04:33:18,612 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2021-12-28 04:33:18,612 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2021-12-28 04:33:18,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:33:18,612 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2021-12-28 04:33:18,613 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2021-12-28 04:33:18,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2021-12-28 04:33:18,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2021-12-28 04:33:18,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:33:18,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_10 [2021-12-28 04:33:18,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_10 [2021-12-28 04:33:18,614 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 04:33:18,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 04:33:18,614 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2021-12-28 04:33:18,614 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2021-12-28 04:33:18,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:33:18,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:33:18,614 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-28 04:33:18,615 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-28 04:33:18,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-28 04:33:18,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-28 04:33:18,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-28 04:33:18,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-28 04:33:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2021-12-28 04:33:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2021-12-28 04:33:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2021-12-28 04:33:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2021-12-28 04:33:18,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 04:33:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 04:33:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 04:33:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 04:33:18,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2021-12-28 04:33:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2021-12-28 04:33:18,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2021-12-28 04:33:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2021-12-28 04:33:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2021-12-28 04:33:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2021-12-28 04:33:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:33:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:33:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-28 04:33:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-28 04:33:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:33:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:33:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 04:33:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 04:33:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-28 04:33:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-28 04:33:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2021-12-28 04:33:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2021-12-28 04:33:18,621 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:33:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:33:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:33:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:33:18,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:33:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_10 [2021-12-28 04:33:18,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_10 [2021-12-28 04:33:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2021-12-28 04:33:18,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2021-12-28 04:33:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2021-12-28 04:33:18,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2021-12-28 04:33:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2021-12-28 04:33:18,627 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2021-12-28 04:33:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2021-12-28 04:33:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2021-12-28 04:33:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2021-12-28 04:33:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2021-12-28 04:33:18,632 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2021-12-28 04:33:18,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2021-12-28 04:33:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2021-12-28 04:33:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2021-12-28 04:33:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2021-12-28 04:33:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2021-12-28 04:33:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2021-12-28 04:33:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2021-12-28 04:33:18,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 04:33:18,633 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 04:33:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:33:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:33:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 04:33:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 04:33:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2021-12-28 04:33:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2021-12-28 04:33:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:33:18,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:33:18,635 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2021-12-28 04:33:18,635 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2021-12-28 04:33:18,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:33:18,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:33:18,635 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2021-12-28 04:33:18,635 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2021-12-28 04:33:18,635 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 04:33:18,635 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 04:33:18,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2021-12-28 04:33:18,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2021-12-28 04:33:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2021-12-28 04:33:18,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2021-12-28 04:33:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_9 [2021-12-28 04:33:18,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_9 [2021-12-28 04:33:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2021-12-28 04:33:18,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2021-12-28 04:33:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2021-12-28 04:33:18,637 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2021-12-28 04:33:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2021-12-28 04:33:18,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2021-12-28 04:33:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2021-12-28 04:33:18,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2021-12-28 04:33:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2021-12-28 04:33:18,637 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2021-12-28 04:33:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2021-12-28 04:33:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2021-12-28 04:33:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2021-12-28 04:33:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2021-12-28 04:33:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:33:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:33:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-28 04:33:18,638 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-28 04:33:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 04:33:18,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 04:33:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2021-12-28 04:33:18,639 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2021-12-28 04:33:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:33:18,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:33:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-28 04:33:18,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-28 04:33:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:33:18,640 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:33:18,640 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2021-12-28 04:33:18,640 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2021-12-28 04:33:18,640 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2021-12-28 04:33:18,640 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2021-12-28 04:33:18,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:33:18,640 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2021-12-28 04:33:18,640 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2021-12-28 04:33:18,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:33:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2021-12-28 04:33:18,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2021-12-28 04:33:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-28 04:33:18,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-28 04:33:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:33:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2021-12-28 04:33:18,641 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2021-12-28 04:33:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 04:33:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 04:33:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-28 04:33:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-28 04:33:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2021-12-28 04:33:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2021-12-28 04:33:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2021-12-28 04:33:18,642 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2021-12-28 04:33:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2021-12-28 04:33:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2021-12-28 04:33:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2021-12-28 04:33:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2021-12-28 04:33:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_beacon_work [2021-12-28 04:33:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_beacon_work [2021-12-28 04:33:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2021-12-28 04:33:18,643 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2021-12-28 04:33:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 04:33:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 04:33:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2021-12-28 04:33:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2021-12-28 04:33:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2021-12-28 04:33:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2021-12-28 04:33:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2021-12-28 04:33:18,644 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2021-12-28 04:33:18,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:33:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2021-12-28 04:33:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2021-12-28 04:33:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-28 04:33:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-28 04:33:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:33:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:33:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2021-12-28 04:33:18,645 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2021-12-28 04:33:18,645 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2021-12-28 04:33:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2021-12-28 04:33:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2021-12-28 04:33:18,646 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2021-12-28 04:33:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:33:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:33:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 04:33:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 04:33:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-28 04:33:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-28 04:33:18,650 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2021-12-28 04:33:18,650 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2021-12-28 04:33:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-28 04:33:18,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-28 04:33:18,651 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2021-12-28 04:33:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2021-12-28 04:33:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-28 04:33:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-28 04:33:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-28 04:33:18,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-28 04:33:18,652 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2021-12-28 04:33:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2021-12-28 04:33:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2021-12-28 04:33:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2021-12-28 04:33:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:33:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2021-12-28 04:33:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2021-12-28 04:33:18,653 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2021-12-28 04:33:18,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2021-12-28 04:33:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2021-12-28 04:33:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2021-12-28 04:33:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2021-12-28 04:33:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2021-12-28 04:33:18,654 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-28 04:33:18,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-28 04:33:19,663 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:33:19,669 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:33:20,021 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:33:30,479 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:33:30,509 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:33:30,509 INFO L299 CfgBuilder]: Removed 78 assume(true) statements. [2021-12-28 04:33:30,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:33:30 BoogieIcfgContainer [2021-12-28 04:33:30,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:33:30,516 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:33:30,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:33:30,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:33:30,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:33:12" (1/3) ... [2021-12-28 04:33:30,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2257291a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:33:30, skipping insertion in model container [2021-12-28 04:33:30,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:33:17" (2/3) ... [2021-12-28 04:33:30,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2257291a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:33:30, skipping insertion in model container [2021-12-28 04:33:30,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:33:30" (3/3) ... [2021-12-28 04:33:30,524 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2021-12-28 04:33:30,530 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:33:30,530 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:33:30,599 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:33:30,608 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 04:33:30,608 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:33:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 3746 states, 2156 states have (on average 1.312152133580705) internal successors, (2829), 2311 states have internal predecessors, (2829), 1537 states have call successors, (1537), 130 states have call predecessors, (1537), 129 states have return successors, (1522), 1485 states have call predecessors, (1522), 1522 states have call successors, (1522) [2021-12-28 04:33:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-28 04:33:30,709 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:33:30,710 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:33:30,710 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:33:30,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:33:30,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1156017786, now seen corresponding path program 1 times [2021-12-28 04:33:30,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:33:30,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954279426] [2021-12-28 04:33:30,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:33:30,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:33:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:33:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:33:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:33:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:33:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:33:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:33:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:33:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:33:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:33:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:33:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:33:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 04:33:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-28 04:33:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-28 04:33:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-28 04:33:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-28 04:33:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-28 04:33:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-28 04:33:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2021-12-28 04:33:32,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:33:32,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954279426] [2021-12-28 04:33:32,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954279426] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:33:32,487 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:33:32,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:33:32,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967133875] [2021-12-28 04:33:32,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:33:32,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:33:32,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:33:32,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:33:32,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:33:32,527 INFO L87 Difference]: Start difference. First operand has 3746 states, 2156 states have (on average 1.312152133580705) internal successors, (2829), 2311 states have internal predecessors, (2829), 1537 states have call successors, (1537), 130 states have call predecessors, (1537), 129 states have return successors, (1522), 1485 states have call predecessors, (1522), 1522 states have call successors, (1522) Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-28 04:33:35,927 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:33:37,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:33:38,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:33:43,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:33:50,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:33:50,508 INFO L93 Difference]: Finished difference Result 7459 states and 11796 transitions. [2021-12-28 04:33:50,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:33:50,510 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 279 [2021-12-28 04:33:50,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:33:50,559 INFO L225 Difference]: With dead ends: 7459 [2021-12-28 04:33:50,560 INFO L226 Difference]: Without dead ends: 3690 [2021-12-28 04:33:50,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:33:50,590 INFO L933 BasicCegarLoop]: 4325 mSDtfsCounter, 2210 mSDsluCounter, 4096 mSDsCounter, 0 mSdLazyCounter, 3781 mSolverCounterSat, 4642 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 8421 SdHoareTripleChecker+Invalid, 8424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4642 IncrementalHoareTripleChecker+Valid, 3781 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2021-12-28 04:33:50,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2221 Valid, 8421 Invalid, 8424 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4642 Valid, 3781 Invalid, 1 Unknown, 0 Unchecked, 17.3s Time] [2021-12-28 04:33:50,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3690 states. [2021-12-28 04:33:50,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3690 to 3484. [2021-12-28 04:33:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3484 states, 1911 states have (on average 1.3003663003663004) internal successors, (2485), 1980 states have internal predecessors, (2485), 1444 states have call successors, (1444), 129 states have call predecessors, (1444), 128 states have return successors, (1443), 1406 states have call predecessors, (1443), 1443 states have call successors, (1443) [2021-12-28 04:33:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3484 states and 5372 transitions. [2021-12-28 04:33:50,960 INFO L78 Accepts]: Start accepts. Automaton has 3484 states and 5372 transitions. Word has length 279 [2021-12-28 04:33:50,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:33:50,963 INFO L470 AbstractCegarLoop]: Abstraction has 3484 states and 5372 transitions. [2021-12-28 04:33:50,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-28 04:33:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 5372 transitions. [2021-12-28 04:33:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-28 04:33:50,973 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:33:50,974 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:33:50,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:33:50,975 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:33:50,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:33:50,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1870882658, now seen corresponding path program 1 times [2021-12-28 04:33:50,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:33:50,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698066327] [2021-12-28 04:33:50,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:33:50,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:33:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:33:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:33:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:33:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:33:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:33:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:33:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:33:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:33:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:33:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:33:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:33:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 04:33:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:33:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-28 04:33:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-28 04:33:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-28 04:33:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-28 04:33:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-28 04:33:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:51,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:52,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-28 04:33:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:33:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:33:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2021-12-28 04:33:52,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:33:52,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698066327] [2021-12-28 04:33:52,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698066327] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:33:52,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:33:52,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:33:52,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421684815] [2021-12-28 04:33:52,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:33:52,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:33:52,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:33:52,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:33:52,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:33:52,035 INFO L87 Difference]: Start difference. First operand 3484 states and 5372 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-28 04:33:56,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []