./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.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 fbb284c8fe8987476d295a126460c40daa8ed05b0e9056fced60c5d754c64dca --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 14:48:09,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 14:48:09,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 14:48:09,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 14:48:09,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 14:48:09,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 14:48:09,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 14:48:09,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 14:48:09,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 14:48:09,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 14:48:09,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 14:48:09,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 14:48:09,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 14:48:09,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 14:48:09,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 14:48:09,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 14:48:09,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 14:48:09,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 14:48:09,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 14:48:09,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 14:48:09,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 14:48:09,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 14:48:09,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 14:48:09,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 14:48:09,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 14:48:09,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 14:48:09,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 14:48:09,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 14:48:09,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 14:48:09,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 14:48:09,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 14:48:09,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 14:48:09,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 14:48:09,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 14:48:09,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 14:48:09,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 14:48:09,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 14:48:09,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 14:48:09,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 14:48:09,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 14:48:09,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 14:48:09,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 14:48:09,953 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 14:48:09,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 14:48:09,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 14:48:09,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 14:48:09,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 14:48:09,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 14:48:09,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 14:48:09,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 14:48:09,956 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 14:48:09,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 14:48:09,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 14:48:09,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 14:48:09,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 14:48:09,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 14:48:09,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 14:48:09,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 14:48:09,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 14:48:09,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 14:48:09,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 14:48:09,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 14:48:09,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 14:48:09,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:48:09,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 14:48:09,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 14:48:09,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 14:48:09,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 14:48:09,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 14:48:09,960 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 14:48:09,960 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 14:48:09,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 14:48:09,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 14:48:09,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb284c8fe8987476d295a126460c40daa8ed05b0e9056fced60c5d754c64dca [2021-12-18 14:48:10,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 14:48:10,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 14:48:10,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 14:48:10,188 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 14:48:10,189 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 14:48:10,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2021-12-18 14:48:10,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986ae62ae/fb546e56e753499d856f2efd159ae997/FLAG51dee2502 [2021-12-18 14:48:11,261 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 14:48:11,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2021-12-18 14:48:11,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986ae62ae/fb546e56e753499d856f2efd159ae997/FLAG51dee2502 [2021-12-18 14:48:11,537 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986ae62ae/fb546e56e753499d856f2efd159ae997 [2021-12-18 14:48:11,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 14:48:11,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 14:48:11,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 14:48:11,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 14:48:11,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 14:48:11,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:48:11" (1/1) ... [2021-12-18 14:48:11,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e240a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:11, skipping insertion in model container [2021-12-18 14:48:11,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:48:11" (1/1) ... [2021-12-18 14:48:11,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 14:48:11,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 14:48:20,485 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-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[1042469,1042482] [2021-12-18 14:48:20,488 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-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[1042614,1042627] [2021-12-18 14:48:20,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:48:20,790 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 14:48:21,587 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-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[1042469,1042482] [2021-12-18 14:48:21,589 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-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[1042614,1042627] [2021-12-18 14:48:21,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:48:21,958 INFO L208 MainTranslator]: Completed translation [2021-12-18 14:48:21,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21 WrapperNode [2021-12-18 14:48:21,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 14:48:21,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 14:48:21,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 14:48:21,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 14:48:21,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:22,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:23,081 INFO L137 Inliner]: procedures = 664, calls = 14258, calls flagged for inlining = 328, calls inlined = 301, statements flattened = 27199 [2021-12-18 14:48:23,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 14:48:23,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 14:48:23,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 14:48:23,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 14:48:23,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:23,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:23,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:23,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:24,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:24,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:24,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:24,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 14:48:24,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 14:48:24,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 14:48:24,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 14:48:24,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (1/1) ... [2021-12-18 14:48:24,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:48:24,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:48:24,518 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) [2021-12-18 14:48:24,539 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 [2021-12-18 14:48:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_rf_reg [2021-12-18 14:48:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_rf_reg [2021-12-18 14:48:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_90 [2021-12-18 14:48:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_90 [2021-12-18 14:48:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2021-12-18 14:48:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2021-12-18 14:48:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98 [2021-12-18 14:48:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98 [2021-12-18 14:48:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_interrupt [2021-12-18 14:48:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_interrupt [2021-12-18 14:48:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 14:48:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 14:48:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_bb_reg [2021-12-18 14:48:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_bb_reg [2021-12-18 14:48:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2021-12-18 14:48:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2021-12-18 14:48:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 14:48:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 14:48:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2021-12-18 14:48:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2021-12-18 14:48:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_deinit_sw_vars [2021-12-18 14:48:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_deinit_sw_vars [2021-12-18 14:48:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2021-12-18 14:48:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2021-12-18 14:48:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2021-12-18 14:48:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2021-12-18 14:48:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-18 14:48:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-18 14:48:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 14:48:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 14:48:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_is_fw_downloaded [2021-12-18 14:48:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_is_fw_downloaded [2021-12-18 14:48:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93___0 [2021-12-18 14:48:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93___0 [2021-12-18 14:48:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2021-12-18 14:48:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2021-12-18 14:48:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_polling [2021-12-18 14:48:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_polling [2021-12-18 14:48:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_led_control [2021-12-18 14:48:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_led_control [2021-12-18 14:48:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 14:48:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 14:48:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 14:48:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 14:48:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 14:48:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 14:48:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92ce_init_led [2021-12-18 14:48:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92ce_init_led [2021-12-18 14:48:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_watchdog [2021-12-18 14:48:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_watchdog [2021-12-18 14:48:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 14:48:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_llt_write [2021-12-18 14:48:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_llt_write [2021-12-18 14:48:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_stop_tx_beacon [2021-12-18 14:48:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_stop_tx_beacon [2021-12-18 14:48:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_firmware_selfreset [2021-12-18 14:48:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_firmware_selfreset [2021-12-18 14:48:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2021-12-18 14:48:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rf_lock_of_rtl_locks [2021-12-18 14:48:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_query_rxpwrpercentage [2021-12-18 14:48:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_query_rxpwrpercentage [2021-12-18 14:48:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_write_dig [2021-12-18 14:48:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_write_dig [2021-12-18 14:48:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bw_mode [2021-12-18 14:48:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bw_mode [2021-12-18 14:48:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2021-12-18 14:48:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2021-12-18 14:48:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bb_reg [2021-12-18 14:48:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bb_reg [2021-12-18 14:48:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_lc_calibrate [2021-12-18 14:48:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_lc_calibrate [2021-12-18 14:48:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 14:48:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 14:48:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 14:48:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2021-12-18 14:48:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2021-12-18 14:48:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_simularity_compare [2021-12-18 14:48:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_simularity_compare [2021-12-18 14:48:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pimode_switch [2021-12-18 14:48:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pimode_switch [2021-12-18 14:48:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 14:48:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 14:48:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_powerdown_anotherphy [2021-12-18 14:48:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_powerdown_anotherphy [2021-12-18 14:48:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 14:48:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_update_bbrf_configuration [2021-12-18 14:48:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_update_bbrf_configuration [2021-12-18 14:48:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 14:48:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 14:48:24,578 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_mac_setting_calibration [2021-12-18 14:48:24,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_mac_setting_calibration [2021-12-18 14:48:24,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 14:48:24,578 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 14:48:24,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 14:48:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 14:48:24,579 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 14:48:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_hw_reg [2021-12-18 14:48:24,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_hw_reg [2021-12-18 14:48:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 14:48:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 14:48:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 14:48:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 14:48:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-12-18 14:48:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-12-18 14:48:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_globalmutex_power [2021-12-18 14:48:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_globalmutex_power [2021-12-18 14:48:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2021-12-18 14:48:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2021-12-18 14:48:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-12-18 14:48:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2021-12-18 14:48:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_suspend [2021-12-18 14:48:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_suspend [2021-12-18 14:48:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2021-12-18 14:48:24,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2021-12-18 14:48:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_hw_security_config [2021-12-18 14:48:24,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_hw_security_config [2021-12-18 14:48:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_config_rf_with_headerfile [2021-12-18 14:48:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_config_rf_with_headerfile [2021-12-18 14:48:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_check_bssid [2021-12-18 14:48:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_check_bssid [2021-12-18 14:48:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_media_status [2021-12-18 14:48:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_media_status [2021-12-18 14:48:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_fill_h2c_cmd [2021-12-18 14:48:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_fill_h2c_cmd [2021-12-18 14:48:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-12-18 14:48:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2021-12-18 14:48:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 14:48:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_related_registers [2021-12-18 14:48:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_related_registers [2021-12-18 14:48:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 14:48:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 14:48:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 14:48:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 14:48:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 14:48:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 14:48:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 14:48:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 14:48:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 14:48:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:48:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:48:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_lc_calibrate [2021-12-18 14:48:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_lc_calibrate [2021-12-18 14:48:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 14:48:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 14:48:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_iq_calibrate [2021-12-18 14:48:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_iq_calibrate [2021-12-18 14:48:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 14:48:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 14:48:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_disable_interrupt [2021-12-18 14:48:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_disable_interrupt [2021-12-18 14:48:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_acquire_cckandrw_pagea_ctl [2021-12-18 14:48:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_acquire_cckandrw_pagea_ctl [2021-12-18 14:48:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_desc [2021-12-18 14:48:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_desc [2021-12-18 14:48:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 14:48:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 14:48:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_fw_page_write [2021-12-18 14:48:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_fw_page_write [2021-12-18 14:48:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2021-12-18 14:48:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2021-12-18 14:48:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_globalmutex_for_power_and_efuse [2021-12-18 14:48:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_globalmutex_for_power_and_efuse [2021-12-18 14:48:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88___0 [2021-12-18 14:48:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88___0 [2021-12-18 14:48:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 14:48:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 14:48:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_txpower_level [2021-12-18 14:48:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_txpower_level [2021-12-18 14:48:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_fill_cmddesc [2021-12-18 14:48:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_fill_cmddesc [2021-12-18 14:48:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2021-12-18 14:48:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_h2c_lock_of_rtl_locks [2021-12-18 14:48:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 14:48:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 14:48:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 14:48:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 14:48:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_on [2021-12-18 14:48:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_on [2021-12-18 14:48:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_reset_iqk_result [2021-12-18 14:48:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_reset_iqk_result [2021-12-18 14:48:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2021-12-18 14:48:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2021-12-18 14:48:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 14:48:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 14:48:24,602 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_resume_tx_beacon [2021-12-18 14:48:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_resume_tx_beacon [2021-12-18 14:48:24,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-12-18 14:48:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2021-12-18 14:48:24,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-18 14:48:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-18 14:48:24,602 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_check_fw_read_last_h2c [2021-12-18 14:48:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_check_fw_read_last_h2c [2021-12-18 14:48:24,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_init_sw_vars [2021-12-18 14:48:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_init_sw_vars [2021-12-18 14:48:24,603 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-18 14:48:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-18 14:48:24,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2021-12-18 14:48:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2021-12-18 14:48:24,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2021-12-18 14:48:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2021-12-18 14:48:24,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-18 14:48:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-18 14:48:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 14:48:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 14:48:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2021-12-18 14:48:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2021-12-18 14:48:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-18 14:48:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-18 14:48:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2021-12-18 14:48:24,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2021-12-18 14:48:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_enable_rf_env [2021-12-18 14:48:24,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_enable_rf_env [2021-12-18 14:48:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_mac_registers [2021-12-18 14:48:24,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_mac_registers [2021-12-18 14:48:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 14:48:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_restore_rf_env [2021-12-18 14:48:24,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_restore_rf_env [2021-12-18 14:48:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_iq_calibrate [2021-12-18 14:48:24,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_iq_calibrate [2021-12-18 14:48:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 14:48:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_resume [2021-12-18 14:48:24,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_resume [2021-12-18 14:48:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_get_rightchnlplace_for_iqk [2021-12-18 14:48:24,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_get_rightchnlplace_for_iqk [2021-12-18 14:48:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-12-18 14:48:24,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-12-18 14:48:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 14:48:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_eeprom_info [2021-12-18 14:48:24,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_eeprom_info [2021-12-18 14:48:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 14:48:24,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 14:48:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-18 14:48:24,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-18 14:48:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_rf_serial_read [2021-12-18 14:48:24,608 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_rf_serial_read [2021-12-18 14:48:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rf_ps_lock_of_rtl_locks [2021-12-18 14:48:24,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rf_ps_lock_of_rtl_locks [2021-12-18 14:48:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___2 [2021-12-18 14:48:24,608 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___2 [2021-12-18 14:48:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___3 [2021-12-18 14:48:24,608 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___3 [2021-12-18 14:48:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___0 [2021-12-18 14:48:24,609 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___0 [2021-12-18 14:48:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2021-12-18 14:48:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2021-12-18 14:48:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 14:48:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 14:48:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_globalmutex_for_fwdownload [2021-12-18 14:48:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_globalmutex_for_fwdownload [2021-12-18 14:48:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 14:48:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 14:48:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_off [2021-12-18 14:48:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_off [2021-12-18 14:48:24,614 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2021-12-18 14:48:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2021-12-18 14:48:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-18 14:48:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-18 14:48:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_poweroff_adapter [2021-12-18 14:48:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_poweroff_adapter [2021-12-18 14:48:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2021-12-18 14:48:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2021-12-18 14:48:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-12-18 14:48:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2021-12-18 14:48:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_path_adda_on [2021-12-18 14:48:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_path_adda_on [2021-12-18 14:48:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2021-12-18 14:48:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2021-12-18 14:48:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calculate_bit_shift [2021-12-18 14:48:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calculate_bit_shift [2021-12-18 14:48:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-18 14:48:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-18 14:48:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_channel_access_setting [2021-12-18 14:48:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_channel_access_setting [2021-12-18 14:48:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_mac_registers [2021-12-18 14:48:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_mac_registers [2021-12-18 14:48:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_adda_registers [2021-12-18 14:48:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_adda_registers [2021-12-18 14:48:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_switch_wirelessband [2021-12-18 14:48:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_switch_wirelessband [2021-12-18 14:48:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_hw_init [2021-12-18 14:48:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_hw_init [2021-12-18 14:48:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calc_curvindex [2021-12-18 14:48:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calc_curvindex [2021-12-18 14:48:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_interval [2021-12-18 14:48:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_interval [2021-12-18 14:48:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 14:48:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cck_and_rw_pagea_lock_of_rtl_locks [2021-12-18 14:48:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cck_and_rw_pagea_lock_of_rtl_locks [2021-12-18 14:48:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_hw_reg [2021-12-18 14:48:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_hw_reg [2021-12-18 14:48:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_bcn_ctrl_reg [2021-12-18 14:48:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_bcn_ctrl_reg [2021-12-18 14:48:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 14:48:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 14:48:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2021-12-18 14:48:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2021-12-18 14:48:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_qos [2021-12-18 14:48:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_qos [2021-12-18 14:48:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_linked_set_reg [2021-12-18 14:48:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_linked_set_reg [2021-12-18 14:48:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_release_cckandrw_pagea_ctl [2021-12-18 14:48:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_release_cckandrw_pagea_ctl [2021-12-18 14:48:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_init_edca_turbo [2021-12-18 14:48:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_init_edca_turbo [2021-12-18 14:48:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_dword_dbi [2021-12-18 14:48:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_dword_dbi [2021-12-18 14:48:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2021-12-18 14:48:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2021-12-18 14:48:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_interrupt_mask [2021-12-18 14:48:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_interrupt_mask [2021-12-18 14:48:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-18 14:48:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-18 14:48:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_enable_fw_download [2021-12-18 14:48:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_enable_fw_download [2021-12-18 14:48:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_init_sw_leds [2021-12-18 14:48:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_init_sw_leds [2021-12-18 14:48:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_rf_reg [2021-12-18 14:48:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_rf_reg [2021-12-18 14:48:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-18 14:48:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-18 14:48:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-18 14:48:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-18 14:48:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_adda_registers [2021-12-18 14:48:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_adda_registers [2021-12-18 14:48:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 14:48:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 14:48:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_card_disable [2021-12-18 14:48:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_card_disable [2021-12-18 14:48:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_config_bb_with_headerfile [2021-12-18 14:48:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_config_bb_with_headerfile [2021-12-18 14:48:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2021-12-18 14:48:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2021-12-18 14:48:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_signal_scale_mapping [2021-12-18 14:48:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_signal_scale_mapping [2021-12-18 14:48:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_enable_anotherphy [2021-12-18 14:48:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_enable_anotherphy [2021-12-18 14:48:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_90___0 [2021-12-18 14:48:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_90___0 [2021-12-18 14:48:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 14:48:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2021-12-18 14:48:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2021-12-18 14:48:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_write_dword_dbi [2021-12-18 14:48:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_write_dword_dbi [2021-12-18 14:48:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 14:48:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 14:48:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_patha_fill_iqk_matrix [2021-12-18 14:48:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_patha_fill_iqk_matrix [2021-12-18 14:48:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_release_cckandrw_pagea_ctl___0 [2021-12-18 14:48:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_release_cckandrw_pagea_ctl___0 [2021-12-18 14:48:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_acquire_cckandrw_pagea_ctl___0 [2021-12-18 14:48:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_acquire_cckandrw_pagea_ctl___0 [2021-12-18 14:48:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-18 14:48:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-18 14:48:26,440 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 14:48:26,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 14:48:34,206 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 14:49:41,522 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 14:49:41,573 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 14:49:41,574 INFO L301 CfgBuilder]: Removed 19 assume(true) statements. [2021-12-18 14:49:41,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:49:41 BoogieIcfgContainer [2021-12-18 14:49:41,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 14:49:41,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 14:49:41,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 14:49:41,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 14:49:41,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:48:11" (1/3) ... [2021-12-18 14:49:41,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15134b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:49:41, skipping insertion in model container [2021-12-18 14:49:41,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:48:21" (2/3) ... [2021-12-18 14:49:41,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15134b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:49:41, skipping insertion in model container [2021-12-18 14:49:41,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:49:41" (3/3) ... [2021-12-18 14:49:41,590 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2021-12-18 14:49:41,601 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 14:49:41,601 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-18 14:49:41,670 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 14:49:41,676 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 [2021-12-18 14:49:41,678 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-18 14:49:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 8133 states, 5405 states have (on average 1.367622571692877) internal successors, (7392), 5625 states have internal predecessors, (7392), 2569 states have call successors, (2569), 168 states have call predecessors, (2569), 167 states have return successors, (2562), 2460 states have call predecessors, (2562), 2562 states have call successors, (2562) [2021-12-18 14:49:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-12-18 14:49:41,837 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:49:41,839 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:49:41,839 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:49:41,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:49:41,844 INFO L85 PathProgramCache]: Analyzing trace with hash -2015273192, now seen corresponding path program 1 times [2021-12-18 14:49:41,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:49:41,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621201884] [2021-12-18 14:49:41,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:49:41,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:49:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:49:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:49:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:49:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:49:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:49:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:49:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:49:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:49:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:49:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:49:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:49:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:49:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:49:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:49:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:49:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:49:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:49:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:49:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:49:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:49:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:49:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:49:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:49:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:49:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:49:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:49:43,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:49:43,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621201884] [2021-12-18 14:49:43,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621201884] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:49:43,879 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:49:43,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 14:49:43,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158616061] [2021-12-18 14:49:43,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:49:43,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 14:49:43,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:49:43,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 14:49:43,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 14:49:43,940 INFO L87 Difference]: Start difference. First operand has 8133 states, 5405 states have (on average 1.367622571692877) internal successors, (7392), 5625 states have internal predecessors, (7392), 2569 states have call successors, (2569), 168 states have call predecessors, (2569), 167 states have return successors, (2562), 2460 states have call predecessors, (2562), 2562 states have call successors, (2562) Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:49:47,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:52,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:54,536 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:57,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:59,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:04,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:15,794 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:17,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:50:17,259 INFO L93 Difference]: Finished difference Result 10235 states and 15731 transitions. [2021-12-18 14:50:17,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 14:50:17,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 158 [2021-12-18 14:50:17,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:50:17,318 INFO L225 Difference]: With dead ends: 10235 [2021-12-18 14:50:17,318 INFO L226 Difference]: Without dead ends: 4371 [2021-12-18 14:50:17,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:50:17,362 INFO L933 BasicCegarLoop]: 7138 mSDtfsCounter, 7061 mSDsluCounter, 7509 mSDsCounter, 0 mSdLazyCounter, 5362 mSolverCounterSat, 2630 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7944 SdHoareTripleChecker+Valid, 14647 SdHoareTripleChecker+Invalid, 7999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2630 IncrementalHoareTripleChecker+Valid, 5362 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:50:17,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7944 Valid, 14647 Invalid, 7999 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2630 Valid, 5362 Invalid, 7 Unknown, 0 Unchecked, 32.3s Time] [2021-12-18 14:50:17,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2021-12-18 14:50:17,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 4312. [2021-12-18 14:50:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4312 states, 3076 states have (on average 1.349154746423927) internal successors, (4150), 3159 states have internal predecessors, (4150), 1112 states have call successors, (1112), 122 states have call predecessors, (1112), 122 states have return successors, (1112), 1069 states have call predecessors, (1112), 1112 states have call successors, (1112) [2021-12-18 14:50:17,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 4312 states and 6374 transitions. [2021-12-18 14:50:17,759 INFO L78 Accepts]: Start accepts. Automaton has 4312 states and 6374 transitions. Word has length 158 [2021-12-18 14:50:17,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:50:17,760 INFO L470 AbstractCegarLoop]: Abstraction has 4312 states and 6374 transitions. [2021-12-18 14:50:17,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:50:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 6374 transitions. [2021-12-18 14:50:17,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-12-18 14:50:17,765 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:50:17,765 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:50:17,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 14:50:17,766 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:50:17,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:50:17,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2648493, now seen corresponding path program 1 times [2021-12-18 14:50:17,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:50:17,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414737882] [2021-12-18 14:50:17,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:50:17,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:50:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:50:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:50:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:50:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:50:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:50:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:50:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:50:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:50:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:50:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:50:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:50:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:50:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:50:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:50:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:50:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:50:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:50:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:50:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:50:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:50:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:50:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:50:19,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:50:19,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414737882] [2021-12-18 14:50:19,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414737882] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:50:19,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:50:19,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:50:19,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436233564] [2021-12-18 14:50:19,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:50:19,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:50:19,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:50:19,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:50:19,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:50:19,363 INFO L87 Difference]: Start difference. First operand 4312 states and 6374 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:50:23,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:28,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:30,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:34,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:43,494 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:44,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:50:44,576 INFO L93 Difference]: Finished difference Result 8654 states and 12866 transitions. [2021-12-18 14:50:44,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:50:44,577 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 159 [2021-12-18 14:50:44,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:50:44,612 INFO L225 Difference]: With dead ends: 8654 [2021-12-18 14:50:44,612 INFO L226 Difference]: Without dead ends: 4371 [2021-12-18 14:50:44,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:50:44,636 INFO L933 BasicCegarLoop]: 6102 mSDtfsCounter, 9200 mSDsluCounter, 6737 mSDsCounter, 0 mSdLazyCounter, 4086 mSolverCounterSat, 5965 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9200 SdHoareTripleChecker+Valid, 12839 SdHoareTripleChecker+Invalid, 10056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5965 IncrementalHoareTripleChecker+Valid, 4086 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2021-12-18 14:50:44,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9200 Valid, 12839 Invalid, 10056 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5965 Valid, 4086 Invalid, 5 Unknown, 0 Unchecked, 24.6s Time] [2021-12-18 14:50:44,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2021-12-18 14:50:44,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 4312. [2021-12-18 14:50:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4312 states, 3076 states have (on average 1.3488296488946685) internal successors, (4149), 3159 states have internal predecessors, (4149), 1112 states have call successors, (1112), 122 states have call predecessors, (1112), 122 states have return successors, (1112), 1069 states have call predecessors, (1112), 1112 states have call successors, (1112) [2021-12-18 14:50:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 4312 states and 6373 transitions. [2021-12-18 14:50:44,887 INFO L78 Accepts]: Start accepts. Automaton has 4312 states and 6373 transitions. Word has length 159 [2021-12-18 14:50:44,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:50:44,891 INFO L470 AbstractCegarLoop]: Abstraction has 4312 states and 6373 transitions. [2021-12-18 14:50:44,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:50:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 6373 transitions. [2021-12-18 14:50:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-12-18 14:50:44,894 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:50:44,895 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:50:44,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 14:50:44,895 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:50:44,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:50:44,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1751772108, now seen corresponding path program 1 times [2021-12-18 14:50:44,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:50:44,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285064193] [2021-12-18 14:50:44,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:50:44,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:50:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:50:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:50:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:50:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:50:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:50:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:50:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:50:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:50:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:50:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:50:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:50:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:50:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:45,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:50:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:50:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:50:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:50:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:50:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:50:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:50:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:50:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:50:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:50:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:50:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:50:46,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:50:46,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285064193] [2021-12-18 14:50:46,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285064193] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:50:46,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:50:46,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:50:46,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858487497] [2021-12-18 14:50:46,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:50:46,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:50:46,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:50:46,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:50:46,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:50:46,256 INFO L87 Difference]: Start difference. First operand 4312 states and 6373 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:50:49,654 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:54,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:57,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:00,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:11,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:12,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:51:12,684 INFO L93 Difference]: Finished difference Result 8654 states and 12864 transitions. [2021-12-18 14:51:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:51:12,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 160 [2021-12-18 14:51:12,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:51:12,716 INFO L225 Difference]: With dead ends: 8654 [2021-12-18 14:51:12,716 INFO L226 Difference]: Without dead ends: 4371 [2021-12-18 14:51:12,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:51:12,741 INFO L933 BasicCegarLoop]: 6102 mSDtfsCounter, 9194 mSDsluCounter, 6747 mSDsCounter, 0 mSdLazyCounter, 4085 mSolverCounterSat, 5965 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9194 SdHoareTripleChecker+Valid, 12849 SdHoareTripleChecker+Invalid, 10055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5965 IncrementalHoareTripleChecker+Valid, 4085 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2021-12-18 14:51:12,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9194 Valid, 12849 Invalid, 10055 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5965 Valid, 4085 Invalid, 5 Unknown, 0 Unchecked, 25.9s Time] [2021-12-18 14:51:12,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2021-12-18 14:51:12,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 4312. [2021-12-18 14:51:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4312 states, 3076 states have (on average 1.3485045513654097) internal successors, (4148), 3159 states have internal predecessors, (4148), 1112 states have call successors, (1112), 122 states have call predecessors, (1112), 122 states have return successors, (1112), 1069 states have call predecessors, (1112), 1112 states have call successors, (1112) [2021-12-18 14:51:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 4312 states and 6372 transitions. [2021-12-18 14:51:12,996 INFO L78 Accepts]: Start accepts. Automaton has 4312 states and 6372 transitions. Word has length 160 [2021-12-18 14:51:12,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:51:12,997 INFO L470 AbstractCegarLoop]: Abstraction has 4312 states and 6372 transitions. [2021-12-18 14:51:12,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:51:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 6372 transitions. [2021-12-18 14:51:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-12-18 14:51:13,001 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:51:13,001 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:51:13,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 14:51:13,001 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:51:13,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:51:13,002 INFO L85 PathProgramCache]: Analyzing trace with hash -189719287, now seen corresponding path program 1 times [2021-12-18 14:51:13,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:51:13,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340295145] [2021-12-18 14:51:13,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:51:13,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:51:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:51:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:51:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:51:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:51:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:51:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:51:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:51:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:51:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:51:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:51:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:51:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:51:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:51:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:51:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:51:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:51:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:51:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:51:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:51:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:51:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:51:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:51:14,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:51:14,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340295145] [2021-12-18 14:51:14,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340295145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:51:14,576 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:51:14,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:51:14,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156987402] [2021-12-18 14:51:14,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:51:14,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:51:14,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:51:14,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:51:14,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:51:14,577 INFO L87 Difference]: Start difference. First operand 4312 states and 6372 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:51:17,866 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:23,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:25,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:30,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:42,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:44,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:49,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:51,367 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:54,862 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:57,135 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:14,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:17,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:25,642 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:27,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:52:27,410 INFO L93 Difference]: Finished difference Result 17306 states and 25801 transitions. [2021-12-18 14:52:27,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 14:52:27,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 161 [2021-12-18 14:52:27,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:52:27,501 INFO L225 Difference]: With dead ends: 17306 [2021-12-18 14:52:27,501 INFO L226 Difference]: Without dead ends: 13023 [2021-12-18 14:52:27,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-18 14:52:27,528 INFO L933 BasicCegarLoop]: 13050 mSDtfsCounter, 22303 mSDsluCounter, 15396 mSDsCounter, 0 mSdLazyCounter, 12726 mSolverCounterSat, 10706 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23888 SdHoareTripleChecker+Valid, 28446 SdHoareTripleChecker+Invalid, 23445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10706 IncrementalHoareTripleChecker+Valid, 12726 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.2s IncrementalHoareTripleChecker+Time [2021-12-18 14:52:27,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23888 Valid, 28446 Invalid, 23445 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10706 Valid, 12726 Invalid, 13 Unknown, 0 Unchecked, 71.2s Time] [2021-12-18 14:52:27,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-12-18 14:52:28,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 12840. [2021-12-18 14:52:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12840 states, 9168 states have (on average 1.349585514834206) internal successors, (12373), 9419 states have internal predecessors, (12373), 3306 states have call successors, (3306), 364 states have call predecessors, (3306), 364 states have return successors, (3394), 3171 states have call predecessors, (3394), 3306 states have call successors, (3394) [2021-12-18 14:52:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12840 states to 12840 states and 19073 transitions. [2021-12-18 14:52:28,435 INFO L78 Accepts]: Start accepts. Automaton has 12840 states and 19073 transitions. Word has length 161 [2021-12-18 14:52:28,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:52:28,438 INFO L470 AbstractCegarLoop]: Abstraction has 12840 states and 19073 transitions. [2021-12-18 14:52:28,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:52:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 12840 states and 19073 transitions. [2021-12-18 14:52:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-12-18 14:52:28,441 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:52:28,441 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:52:28,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 14:52:28,442 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:52:28,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:52:28,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1103794512, now seen corresponding path program 1 times [2021-12-18 14:52:28,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:52:28,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561158005] [2021-12-18 14:52:28,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:52:28,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:52:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:52:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:52:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:52:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:52:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:52:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:52:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:52:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:52:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:52:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:52:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:52:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:52:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:52:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:52:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:52:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:52:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:52:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:52:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:52:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:52:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:52:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:52:29,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:52:29,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561158005] [2021-12-18 14:52:29,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561158005] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:52:29,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:52:29,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:52:29,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302120050] [2021-12-18 14:52:29,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:52:29,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:52:29,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:52:29,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:52:29,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:52:29,575 INFO L87 Difference]: Start difference. First operand 12840 states and 19073 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:52:32,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:37,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:39,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:43,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:52,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:53,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:52:53,531 INFO L93 Difference]: Finished difference Result 25816 states and 38623 transitions. [2021-12-18 14:52:53,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:52:53,531 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 162 [2021-12-18 14:52:53,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:52:53,632 INFO L225 Difference]: With dead ends: 25816 [2021-12-18 14:52:53,632 INFO L226 Difference]: Without dead ends: 13005 [2021-12-18 14:52:53,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:52:53,699 INFO L933 BasicCegarLoop]: 6103 mSDtfsCounter, 9189 mSDsluCounter, 6749 mSDsCounter, 0 mSdLazyCounter, 4086 mSolverCounterSat, 5961 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9189 SdHoareTripleChecker+Valid, 12852 SdHoareTripleChecker+Invalid, 10052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5961 IncrementalHoareTripleChecker+Valid, 4086 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2021-12-18 14:52:53,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9189 Valid, 12852 Invalid, 10052 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5961 Valid, 4086 Invalid, 5 Unknown, 0 Unchecked, 23.1s Time] [2021-12-18 14:52:53,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13005 states. [2021-12-18 14:52:54,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13005 to 12840. [2021-12-18 14:52:54,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12840 states, 9168 states have (on average 1.3492582897033158) internal successors, (12370), 9419 states have internal predecessors, (12370), 3306 states have call successors, (3306), 364 states have call predecessors, (3306), 364 states have return successors, (3394), 3171 states have call predecessors, (3394), 3306 states have call successors, (3394) [2021-12-18 14:52:54,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12840 states to 12840 states and 19070 transitions. [2021-12-18 14:52:54,617 INFO L78 Accepts]: Start accepts. Automaton has 12840 states and 19070 transitions. Word has length 162 [2021-12-18 14:52:54,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:52:54,618 INFO L470 AbstractCegarLoop]: Abstraction has 12840 states and 19070 transitions. [2021-12-18 14:52:54,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:52:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12840 states and 19070 transitions. [2021-12-18 14:52:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-12-18 14:52:54,622 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:52:54,622 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:52:54,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 14:52:54,623 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:52:54,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:52:54,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1632434075, now seen corresponding path program 1 times [2021-12-18 14:52:54,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:52:54,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683483263] [2021-12-18 14:52:54,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:52:54,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:52:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:52:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:52:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:52:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:52:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:52:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:52:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:52:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:52:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:52:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:52:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:52:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:52:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:52:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:52:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:52:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:52:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:52:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:52:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:52:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:52:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:52:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:55,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:52:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:52:56,165 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:52:56,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:52:56,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683483263] [2021-12-18 14:52:56,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683483263] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:52:56,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:52:56,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:52:56,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496201087] [2021-12-18 14:52:56,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:52:56,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:52:56,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:52:56,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:52:56,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:52:56,167 INFO L87 Difference]: Start difference. First operand 12840 states and 19070 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:52:59,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:05,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:07,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:11,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:27,034 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:37,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:40,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:42,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:04,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:07,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:54:07,962 INFO L93 Difference]: Finished difference Result 51322 states and 77013 transitions. [2021-12-18 14:54:07,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 14:54:07,963 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 163 [2021-12-18 14:54:07,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:54:08,215 INFO L225 Difference]: With dead ends: 51322 [2021-12-18 14:54:08,216 INFO L226 Difference]: Without dead ends: 38511 [2021-12-18 14:54:08,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-18 14:54:08,287 INFO L933 BasicCegarLoop]: 12924 mSDtfsCounter, 20670 mSDsluCounter, 16553 mSDsCounter, 0 mSdLazyCounter, 12931 mSolverCounterSat, 10016 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22218 SdHoareTripleChecker+Valid, 29477 SdHoareTripleChecker+Invalid, 22956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10016 IncrementalHoareTripleChecker+Valid, 12931 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:54:08,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22218 Valid, 29477 Invalid, 22956 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10016 Valid, 12931 Invalid, 9 Unknown, 0 Unchecked, 69.3s Time] [2021-12-18 14:54:08,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38511 states. [2021-12-18 14:54:11,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38511 to 38008. [2021-12-18 14:54:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38008 states, 27182 states have (on average 1.3504892943859907) internal successors, (36709), 27939 states have internal predecessors, (36709), 9748 states have call successors, (9748), 1078 states have call predecessors, (9748), 1076 states have return successors, (10267), 9333 states have call predecessors, (10267), 9748 states have call successors, (10267) [2021-12-18 14:54:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38008 states to 38008 states and 56724 transitions. [2021-12-18 14:54:11,661 INFO L78 Accepts]: Start accepts. Automaton has 38008 states and 56724 transitions. Word has length 163 [2021-12-18 14:54:11,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:54:11,662 INFO L470 AbstractCegarLoop]: Abstraction has 38008 states and 56724 transitions. [2021-12-18 14:54:11,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:54:11,662 INFO L276 IsEmpty]: Start isEmpty. Operand 38008 states and 56724 transitions. [2021-12-18 14:54:11,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-12-18 14:54:11,664 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:54:11,665 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:54:11,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 14:54:11,665 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:54:11,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:54:11,666 INFO L85 PathProgramCache]: Analyzing trace with hash -441657748, now seen corresponding path program 1 times [2021-12-18 14:54:11,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:54:11,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687874788] [2021-12-18 14:54:11,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:11,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:54:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:12,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:54:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:12,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:54:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:54:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:54:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:54:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:54:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:54:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:54:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:54:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:54:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:54:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:54:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:54:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:54:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:54:13,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:13,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687874788] [2021-12-18 14:54:13,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687874788] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:54:13,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:54:13,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:54:13,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183643874] [2021-12-18 14:54:13,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:54:13,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:54:13,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:54:13,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:54:13,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:54:13,477 INFO L87 Difference]: Start difference. First operand 38008 states and 56724 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:54:16,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:22,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:24,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:28,310 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:39,739 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:41,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:54:41,968 INFO L93 Difference]: Finished difference Result 76470 states and 115190 transitions. [2021-12-18 14:54:41,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:54:41,968 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 164 [2021-12-18 14:54:41,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:54:42,374 INFO L225 Difference]: With dead ends: 76470 [2021-12-18 14:54:42,375 INFO L226 Difference]: Without dead ends: 38491 [2021-12-18 14:54:42,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:54:42,543 INFO L933 BasicCegarLoop]: 6101 mSDtfsCounter, 9186 mSDsluCounter, 6748 mSDsCounter, 0 mSdLazyCounter, 4085 mSolverCounterSat, 5961 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9186 SdHoareTripleChecker+Valid, 12849 SdHoareTripleChecker+Invalid, 10051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5961 IncrementalHoareTripleChecker+Valid, 4085 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:54:42,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9186 Valid, 12849 Invalid, 10051 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5961 Valid, 4085 Invalid, 5 Unknown, 0 Unchecked, 26.3s Time] [2021-12-18 14:54:42,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38491 states. [2021-12-18 14:54:45,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38491 to 38008. [2021-12-18 14:54:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38008 states, 27182 states have (on average 1.3501581929217865) internal successors, (36700), 27939 states have internal predecessors, (36700), 9748 states have call successors, (9748), 1078 states have call predecessors, (9748), 1076 states have return successors, (10267), 9333 states have call predecessors, (10267), 9748 states have call successors, (10267) [2021-12-18 14:54:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38008 states to 38008 states and 56715 transitions. [2021-12-18 14:54:45,620 INFO L78 Accepts]: Start accepts. Automaton has 38008 states and 56715 transitions. Word has length 164 [2021-12-18 14:54:45,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:54:45,621 INFO L470 AbstractCegarLoop]: Abstraction has 38008 states and 56715 transitions. [2021-12-18 14:54:45,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:54:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 38008 states and 56715 transitions. [2021-12-18 14:54:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-12-18 14:54:45,624 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:54:45,624 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:54:45,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 14:54:45,625 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:54:45,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:54:45,625 INFO L85 PathProgramCache]: Analyzing trace with hash -2067780671, now seen corresponding path program 1 times [2021-12-18 14:54:45,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:54:45,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836341090] [2021-12-18 14:54:45,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:45,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:54:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:54:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:54:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:54:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:54:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:54:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:54:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:54:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:54:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:54:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:54:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:54:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:54:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:54:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:54:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:54:47,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:47,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836341090] [2021-12-18 14:54:47,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836341090] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:54:47,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:54:47,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:54:47,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880655556] [2021-12-18 14:54:47,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:54:47,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:54:47,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:54:47,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:54:47,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:54:47,603 INFO L87 Difference]: Start difference. First operand 38008 states and 56715 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:54:51,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:57,498 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:59,664 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:03,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:17,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:19,580 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:21,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:31,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:33,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:36,034 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:53,139 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:55:55,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:05,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:08,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:56:08,327 INFO L93 Difference]: Finished difference Result 149222 states and 226684 transitions. [2021-12-18 14:56:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 14:56:08,328 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 165 [2021-12-18 14:56:08,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:56:09,120 INFO L225 Difference]: With dead ends: 149222 [2021-12-18 14:56:09,121 INFO L226 Difference]: Without dead ends: 111243 [2021-12-18 14:56:09,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-18 14:56:09,288 INFO L933 BasicCegarLoop]: 12760 mSDtfsCounter, 19924 mSDsluCounter, 16694 mSDsCounter, 0 mSdLazyCounter, 12903 mSolverCounterSat, 9519 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21411 SdHoareTripleChecker+Valid, 29454 SdHoareTripleChecker+Invalid, 22435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9519 IncrementalHoareTripleChecker+Valid, 12903 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:56:09,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21411 Valid, 29454 Invalid, 22435 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9519 Valid, 12903 Invalid, 13 Unknown, 0 Unchecked, 75.3s Time] [2021-12-18 14:56:09,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111243 states. [2021-12-18 14:56:16,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111243 to 109774. [2021-12-18 14:56:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109774 states, 78782 states have (on average 1.3512350536924678) internal successors, (106453), 81033 states have internal predecessors, (106453), 27814 states have call successors, (27814), 3196 states have call predecessors, (27814), 3176 states have return successors, (31600), 26535 states have call predecessors, (31600), 27814 states have call successors, (31600) [2021-12-18 14:56:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109774 states to 109774 states and 165867 transitions. [2021-12-18 14:56:17,643 INFO L78 Accepts]: Start accepts. Automaton has 109774 states and 165867 transitions. Word has length 165 [2021-12-18 14:56:17,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:56:17,644 INFO L470 AbstractCegarLoop]: Abstraction has 109774 states and 165867 transitions. [2021-12-18 14:56:17,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:56:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 109774 states and 165867 transitions. [2021-12-18 14:56:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-18 14:56:17,648 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:56:17,648 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:56:17,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 14:56:17,648 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:56:17,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:56:17,649 INFO L85 PathProgramCache]: Analyzing trace with hash -823467128, now seen corresponding path program 1 times [2021-12-18 14:56:17,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:56:17,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010590286] [2021-12-18 14:56:17,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:56:17,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:56:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:56:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:56:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:56:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:56:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:56:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:56:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:56:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:56:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:56:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:56:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:56:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:56:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:56:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:56:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:56:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:56:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:56:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:56:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:56:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:56:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:56:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:56:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:56:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:18,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:56:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:56:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:56:19,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:56:19,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010590286] [2021-12-18 14:56:19,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010590286] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:56:19,065 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:56:19,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:56:19,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695886733] [2021-12-18 14:56:19,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:56:19,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:56:19,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:56:19,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:56:19,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:56:19,067 INFO L87 Difference]: Start difference. First operand 109774 states and 165867 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:56:22,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:27,578 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:29,720 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:33,796 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:41,403 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:48,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:56:48,660 INFO L93 Difference]: Finished difference Result 220956 states and 339161 transitions. [2021-12-18 14:56:48,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:56:48,661 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 166 [2021-12-18 14:56:48,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:56:49,428 INFO L225 Difference]: With dead ends: 220956 [2021-12-18 14:56:49,428 INFO L226 Difference]: Without dead ends: 111211 [2021-12-18 14:56:50,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:56:50,101 INFO L933 BasicCegarLoop]: 6100 mSDtfsCounter, 9179 mSDsluCounter, 6739 mSDsCounter, 0 mSdLazyCounter, 4083 mSolverCounterSat, 5963 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9179 SdHoareTripleChecker+Valid, 12839 SdHoareTripleChecker+Invalid, 10051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5963 IncrementalHoareTripleChecker+Valid, 4083 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:56:50,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9179 Valid, 12839 Invalid, 10051 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5963 Valid, 4083 Invalid, 5 Unknown, 0 Unchecked, 24.3s Time] [2021-12-18 14:56:50,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111211 states. [2021-12-18 14:56:58,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111211 to 109774. [2021-12-18 14:56:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109774 states, 78782 states have (on average 1.3508923358127491) internal successors, (106426), 81033 states have internal predecessors, (106426), 27814 states have call successors, (27814), 3196 states have call predecessors, (27814), 3176 states have return successors, (31600), 26535 states have call predecessors, (31600), 27814 states have call successors, (31600) [2021-12-18 14:56:58,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109774 states to 109774 states and 165840 transitions. [2021-12-18 14:56:59,036 INFO L78 Accepts]: Start accepts. Automaton has 109774 states and 165840 transitions. Word has length 166 [2021-12-18 14:56:59,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:56:59,037 INFO L470 AbstractCegarLoop]: Abstraction has 109774 states and 165840 transitions. [2021-12-18 14:56:59,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:56:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand 109774 states and 165840 transitions. [2021-12-18 14:56:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-12-18 14:56:59,040 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:56:59,041 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:56:59,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 14:56:59,041 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, rtl92d_init_sw_varsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:56:59,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:56:59,042 INFO L85 PathProgramCache]: Analyzing trace with hash -789936355, now seen corresponding path program 1 times [2021-12-18 14:56:59,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:56:59,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751778266] [2021-12-18 14:56:59,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:56:59,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:56:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 14:57:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 14:57:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:57:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:57:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-18 14:57:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 14:57:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:57:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:57:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 14:57:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 14:57:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 14:57:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 14:57:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 14:57:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:57:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:57:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-18 14:57:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-18 14:57:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:57:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:57:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:57:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:57:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:00,678 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-18 14:57:00,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:57:00,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751778266] [2021-12-18 14:57:00,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751778266] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:57:00,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:57:00,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 14:57:00,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545546450] [2021-12-18 14:57:00,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:57:00,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 14:57:00,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:57:00,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 14:57:00,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 14:57:00,680 INFO L87 Difference]: Start difference. First operand 109774 states and 165840 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 14:57:04,276 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:09,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:12,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:16,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:24,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:46,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:48,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:54,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:58:12,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:58:24,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:58:24,009 INFO L93 Difference]: Finished difference Result 442064 states and 690397 transitions. [2021-12-18 14:58:24,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-18 14:58:24,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 167 [2021-12-18 14:58:24,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:58:26,963 INFO L225 Difference]: With dead ends: 442064 [2021-12-18 14:58:26,963 INFO L226 Difference]: Without dead ends: 332319 [2021-12-18 14:58:27,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-18 14:58:27,814 INFO L933 BasicCegarLoop]: 13017 mSDtfsCounter, 20636 mSDsluCounter, 16177 mSDsCounter, 0 mSdLazyCounter, 12943 mSolverCounterSat, 8922 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22174 SdHoareTripleChecker+Valid, 29194 SdHoareTripleChecker+Invalid, 21874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8922 IncrementalHoareTripleChecker+Valid, 12943 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.1s IncrementalHoareTripleChecker+Time [2021-12-18 14:58:27,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22174 Valid, 29194 Invalid, 21874 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8922 Valid, 12943 Invalid, 9 Unknown, 0 Unchecked, 68.1s Time] [2021-12-18 14:58:28,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332319 states.