./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 e19ca921 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-e19ca92 [2021-12-22 15:14:56,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:14:56,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:14:56,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:14:56,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:14:56,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:14:56,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:14:56,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:14:56,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:14:56,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:14:56,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:14:56,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:14:56,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:14:56,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:14:56,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:14:56,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:14:56,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:14:56,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:14:56,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:14:56,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:14:56,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:14:56,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:14:56,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:14:56,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:14:56,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:14:56,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:14:56,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:14:56,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:14:56,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:14:56,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:14:56,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:14:56,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:14:56,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:14:56,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:14:56,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:14:56,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:14:56,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:14:56,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:14:56,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:14:56,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:14:56,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:14:56,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:14:56,713 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:14:56,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:14:56,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:14:56,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:14:56,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:14:56,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:14:56,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:14:56,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:14:56,716 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:14:56,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:14:56,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:14:56,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:14:56,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:14:56,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:14:56,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:14:56,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:14:56,718 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:14:56,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:14:56,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:14:56,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:14:56,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:14:56,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:14:56,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:14:56,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:14:56,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:14:56,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:14:56,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:14:56,722 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:14:56,722 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:14:56,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:14:56,722 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:14:56,723 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 [2021-12-22 15:14:56,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:14:57,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:14:57,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:14:57,036 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:14:57,037 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:14:57,038 INFO L432 ainManager$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 [2021-12-22 15:14:57,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e68bbcc/a03515690baf4faa89d44a478e0a30d2/FLAG75b676adc [2021-12-22 15:14:57,926 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:14:57,926 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 [2021-12-22 15:14:57,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e68bbcc/a03515690baf4faa89d44a478e0a30d2/FLAG75b676adc [2021-12-22 15:14:58,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e68bbcc/a03515690baf4faa89d44a478e0a30d2 [2021-12-22 15:14:58,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:14:58,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:14:58,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:14:58,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:14:58,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:14:58,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:14:58" (1/1) ... [2021-12-22 15:14:58,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2a6513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:14:58, skipping insertion in model container [2021-12-22 15:14:58,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:14:58" (1/1) ... [2021-12-22 15:14:58,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:14:58,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:15:01,654 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] [2021-12-22 15:15:01,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:15:01,805 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:15:02,188 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] [2021-12-22 15:15:02,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:15:02,358 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:15:02,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02 WrapperNode [2021-12-22 15:15:02,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:15:02,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:15:02,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:15:02,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:15:02,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:02,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:02,822 INFO L137 Inliner]: procedures = 440, calls = 4514, calls flagged for inlining = 181, calls inlined = 178, statements flattened = 8251 [2021-12-22 15:15:02,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:15:02,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:15:02,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:15:02,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:15:02,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:02,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:02,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:02,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:03,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:03,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:03,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:03,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:15:03,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:15:03,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:15:03,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:15:03,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (1/1) ... [2021-12-22 15:15:03,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:15:03,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:15:03,321 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) [2021-12-22 15:15:03,346 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 [2021-12-22 15:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2021-12-22 15:15:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2021-12-22 15:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-22 15:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-22 15:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2021-12-22 15:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2021-12-22 15:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2021-12-22 15:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2021-12-22 15:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 15:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 15:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2021-12-22 15:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2021-12-22 15:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2021-12-22 15:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2021-12-22 15:15:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2021-12-22 15:15:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2021-12-22 15:15:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-22 15:15:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-22 15:15:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2021-12-22 15:15:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2021-12-22 15:15:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-22 15:15:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-22 15:15:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:15:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:15:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-12-22 15:15:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-12-22 15:15:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:15:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:15:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:15:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:15:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2021-12-22 15:15:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2021-12-22 15:15:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2021-12-22 15:15:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2021-12-22 15:15:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2021-12-22 15:15:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2021-12-22 15:15:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2021-12-22 15:15:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2021-12-22 15:15:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2021-12-22 15:15:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2021-12-22 15:15:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2021-12-22 15:15:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2021-12-22 15:15:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:15:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:15:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 15:15:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 15:15:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:15:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2021-12-22 15:15:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2021-12-22 15:15:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2021-12-22 15:15:03,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2021-12-22 15:15:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:15:03,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:15:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2021-12-22 15:15:03,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2021-12-22 15:15:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:15:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2021-12-22 15:15:03,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2021-12-22 15:15:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:15:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:15:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:15:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:15:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2021-12-22 15:15:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2021-12-22 15:15:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:15:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2021-12-22 15:15:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2021-12-22 15:15:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2021-12-22 15:15:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2021-12-22 15:15:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:15:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_10 [2021-12-22 15:15:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_10 [2021-12-22 15:15:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:15:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:15:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2021-12-22 15:15:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2021-12-22 15:15:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:15:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:15:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-22 15:15:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-22 15:15:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:15:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:15:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-22 15:15:03,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-22 15:15:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2021-12-22 15:15:03,375 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2021-12-22 15:15:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2021-12-22 15:15:03,375 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2021-12-22 15:15:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 15:15:03,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 15:15:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:15:03,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:15:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2021-12-22 15:15:03,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2021-12-22 15:15:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2021-12-22 15:15:03,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2021-12-22 15:15:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2021-12-22 15:15:03,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2021-12-22 15:15:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:15:03,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:15:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-22 15:15:03,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-22 15:15:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:15:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:15:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-22 15:15:03,379 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-22 15:15:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-22 15:15:03,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-22 15:15:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2021-12-22 15:15:03,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2021-12-22 15:15:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:15:03,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:15:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:15:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:15:03,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:15:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_10 [2021-12-22 15:15:03,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_10 [2021-12-22 15:15:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2021-12-22 15:15:03,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2021-12-22 15:15:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2021-12-22 15:15:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2021-12-22 15:15:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2021-12-22 15:15:03,389 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2021-12-22 15:15:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2021-12-22 15:15:03,389 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2021-12-22 15:15:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2021-12-22 15:15:03,389 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2021-12-22 15:15:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2021-12-22 15:15:03,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2021-12-22 15:15:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2021-12-22 15:15:03,390 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2021-12-22 15:15:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2021-12-22 15:15:03,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2021-12-22 15:15:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2021-12-22 15:15:03,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2021-12-22 15:15:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-22 15:15:03,391 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-22 15:15:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:15:03,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:15:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:15:03,391 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:15:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2021-12-22 15:15:03,391 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2021-12-22 15:15:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:15:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:15:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2021-12-22 15:15:03,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2021-12-22 15:15:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:15:03,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:15:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2021-12-22 15:15:03,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2021-12-22 15:15:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:15:03,393 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:15:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2021-12-22 15:15:03,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2021-12-22 15:15:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2021-12-22 15:15:03,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2021-12-22 15:15:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_9 [2021-12-22 15:15:03,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_9 [2021-12-22 15:15:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2021-12-22 15:15:03,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2021-12-22 15:15:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2021-12-22 15:15:03,394 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2021-12-22 15:15:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2021-12-22 15:15:03,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2021-12-22 15:15:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2021-12-22 15:15:03,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2021-12-22 15:15:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2021-12-22 15:15:03,395 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2021-12-22 15:15:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2021-12-22 15:15:03,395 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2021-12-22 15:15:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2021-12-22 15:15:03,395 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2021-12-22 15:15:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:15:03,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:15:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 15:15:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 15:15:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 15:15:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 15:15:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2021-12-22 15:15:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2021-12-22 15:15:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:15:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:15:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-22 15:15:03,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-22 15:15:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:15:03,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:15:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2021-12-22 15:15:03,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2021-12-22 15:15:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2021-12-22 15:15:03,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2021-12-22 15:15:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:15:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2021-12-22 15:15:03,399 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2021-12-22 15:15:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:15:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2021-12-22 15:15:03,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2021-12-22 15:15:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-22 15:15:03,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-22 15:15:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:15:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2021-12-22 15:15:03,400 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2021-12-22 15:15:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-22 15:15:03,400 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-22 15:15:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 15:15:03,400 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 15:15:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2021-12-22 15:15:03,401 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2021-12-22 15:15:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2021-12-22 15:15:03,401 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2021-12-22 15:15:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2021-12-22 15:15:03,401 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2021-12-22 15:15:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2021-12-22 15:15:03,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2021-12-22 15:15:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_beacon_work [2021-12-22 15:15:03,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_beacon_work [2021-12-22 15:15:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2021-12-22 15:15:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2021-12-22 15:15:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-22 15:15:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-22 15:15:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2021-12-22 15:15:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2021-12-22 15:15:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2021-12-22 15:15:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2021-12-22 15:15:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2021-12-22 15:15:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2021-12-22 15:15:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:15:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2021-12-22 15:15:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2021-12-22 15:15:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-22 15:15:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-22 15:15:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:15:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:15:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2021-12-22 15:15:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2021-12-22 15:15:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2021-12-22 15:15:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2021-12-22 15:15:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2021-12-22 15:15:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2021-12-22 15:15:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:15:03,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:15:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 15:15:03,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 15:15:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-22 15:15:03,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-22 15:15:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2021-12-22 15:15:03,409 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2021-12-22 15:15:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-22 15:15:03,409 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-22 15:15:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2021-12-22 15:15:03,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2021-12-22 15:15:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-22 15:15:03,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-22 15:15:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-22 15:15:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-22 15:15:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2021-12-22 15:15:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2021-12-22 15:15:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2021-12-22 15:15:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2021-12-22 15:15:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:15:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2021-12-22 15:15:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2021-12-22 15:15:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2021-12-22 15:15:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2021-12-22 15:15:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2021-12-22 15:15:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2021-12-22 15:15:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2021-12-22 15:15:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2021-12-22 15:15:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-22 15:15:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-22 15:15:04,421 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:15:04,424 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:15:04,745 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:15:13,362 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:15:13,396 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:15:13,396 INFO L299 CfgBuilder]: Removed 78 assume(true) statements. [2021-12-22 15:15:13,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:15:13 BoogieIcfgContainer [2021-12-22 15:15:13,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:15:13,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:15:13,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:15:13,409 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:15:13,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:14:58" (1/3) ... [2021-12-22 15:15:13,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bcf46ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:15:13, skipping insertion in model container [2021-12-22 15:15:13,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:02" (2/3) ... [2021-12-22 15:15:13,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bcf46ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:15:13, skipping insertion in model container [2021-12-22 15:15:13,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:15:13" (3/3) ... [2021-12-22 15:15:13,412 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 [2021-12-22 15:15:13,416 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:15:13,417 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:15:13,471 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:15:13,476 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 [2021-12-22 15:15:13,476 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:15:13,555 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) [2021-12-22 15:15:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-22 15:15:13,569 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:15:13,570 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] [2021-12-22 15:15:13,571 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:15:13,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:15:13,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1156017786, now seen corresponding path program 1 times [2021-12-22 15:15:13,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:15:13,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894762553] [2021-12-22 15:15:13,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:15:13,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:15:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:15:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:15:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:15:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:15:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:15:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:15:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:15:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:15:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:15:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:15:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:15:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:15:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-22 15:15:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:14,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-22 15:15:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-22 15:15:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-22 15:15:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-22 15:15:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-22 15:15:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2021-12-22 15:15:15,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:15:15,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894762553] [2021-12-22 15:15:15,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894762553] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:15:15,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:15:15,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:15:15,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542284116] [2021-12-22 15:15:15,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:15:15,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:15:15,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:15:15,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:15:15,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:15:15,259 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) [2021-12-22 15:15:20,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:15:21,410 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:15:23,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:15:32,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:15:32,463 INFO L93 Difference]: Finished difference Result 7459 states and 11796 transitions. [2021-12-22 15:15:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:15:32,466 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 [2021-12-22 15:15:32,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:15:32,506 INFO L225 Difference]: With dead ends: 7459 [2021-12-22 15:15:32,506 INFO L226 Difference]: Without dead ends: 3690 [2021-12-22 15:15:32,538 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 [2021-12-22 15:15:32,543 INFO L933 BasicCegarLoop]: 4322 mSDtfsCounter, 2210 mSDsluCounter, 4087 mSDsCounter, 0 mSdLazyCounter, 3782 mSolverCounterSat, 4642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 8409 SdHoareTripleChecker+Invalid, 8424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4642 IncrementalHoareTripleChecker+Valid, 3782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2021-12-22 15:15:32,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2221 Valid, 8409 Invalid, 8424 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4642 Valid, 3782 Invalid, 0 Unknown, 0 Unchecked, 16.6s Time] [2021-12-22 15:15:32,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3690 states. [2021-12-22 15:15:32,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3690 to 3484. [2021-12-22 15:15:32,908 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) [2021-12-22 15:15:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3484 states and 5372 transitions. [2021-12-22 15:15:32,948 INFO L78 Accepts]: Start accepts. Automaton has 3484 states and 5372 transitions. Word has length 279 [2021-12-22 15:15:32,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:15:32,951 INFO L470 AbstractCegarLoop]: Abstraction has 3484 states and 5372 transitions. [2021-12-22 15:15:32,954 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) [2021-12-22 15:15:32,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 5372 transitions. [2021-12-22 15:15:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-22 15:15:32,963 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:15:32,964 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] [2021-12-22 15:15:32,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:15:32,964 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:15:32,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:15:32,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1870882658, now seen corresponding path program 1 times [2021-12-22 15:15:32,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:15:32,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525562586] [2021-12-22 15:15:32,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:15:32,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:15:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:15:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:15:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:15:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:15:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:15:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:15:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:15:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:15:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:15:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:15:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-22 15:15:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:15:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:15:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-22 15:15:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-22 15:15:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-22 15:15:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-22 15:15:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-22 15:15:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-22 15:15:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:33,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:15:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:15:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2021-12-22 15:15:34,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:15:34,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525562586] [2021-12-22 15:15:34,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525562586] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:15:34,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:15:34,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:15:34,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622777643] [2021-12-22 15:15:34,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:15:34,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:15:34,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:15:34,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:15:34,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:15:34,013 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) [2021-12-22 15:15:38,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []