./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.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 abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:06:23,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:06:23,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:06:23,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:06:23,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:06:23,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:06:23,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:06:23,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:06:23,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:06:23,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:06:23,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:06:23,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:06:23,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:06:23,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:06:23,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:06:23,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:06:23,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:06:23,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:06:23,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:06:23,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:06:23,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:06:23,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:06:23,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:06:23,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:06:23,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:06:23,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:06:23,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:06:23,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:06:23,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:06:23,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:06:23,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:06:23,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:06:23,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:06:23,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:06:23,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:06:23,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:06:23,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:06:23,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:06:23,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:06:23,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:06:23,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:06:23,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:06:23,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:06:23,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:06:23,851 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:06:23,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:06:23,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:06:23,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:06:23,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:06:23,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:06:23,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:06:23,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:06:23,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:06:23,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:06:23,854 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:06:23,854 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:06:23,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:06:23,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:06:23,854 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 [2021-12-16 05:06:24,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:06:24,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:06:24,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:06:24,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:06:24,089 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:06:24,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2021-12-16 05:06:24,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de1dd7a02/3a236a243e9c4e67b42842fa9d406fd2/FLAG59b039a92 [2021-12-16 05:06:25,043 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:06:25,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2021-12-16 05:06:25,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de1dd7a02/3a236a243e9c4e67b42842fa9d406fd2/FLAG59b039a92 [2021-12-16 05:06:25,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de1dd7a02/3a236a243e9c4e67b42842fa9d406fd2 [2021-12-16 05:06:25,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:06:25,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:06:25,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:06:25,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:06:25,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:06:25,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:06:25" (1/1) ... [2021-12-16 05:06:25,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c679f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:25, skipping insertion in model container [2021-12-16 05:06:25,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:06:25" (1/1) ... [2021-12-16 05:06:25,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:06:25,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:06:29,058 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2021-12-16 05:06:29,061 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2021-12-16 05:06:29,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:06:29,150 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 05:06:29,473 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2021-12-16 05:06:29,474 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2021-12-16 05:06:29,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:06:29,644 INFO L208 MainTranslator]: Completed translation [2021-12-16 05:06:29,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29 WrapperNode [2021-12-16 05:06:29,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:06:29,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 05:06:29,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 05:06:29,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 05:06:29,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:29,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,087 INFO L137 Inliner]: procedures = 556, calls = 2944, calls flagged for inlining = 291, calls inlined = 260, statements flattened = 7429 [2021-12-16 05:06:30,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 05:06:30,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 05:06:30,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 05:06:30,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 05:06:30,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 05:06:30,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 05:06:30,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 05:06:30,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 05:06:30,340 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (1/1) ... [2021-12-16 05:06:30,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:06:30,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 05:06:30,360 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) [2021-12-16 05:06:30,390 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 [2021-12-16 05:06:30,395 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-12-16 05:06:30,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-12-16 05:06:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 05:06:30,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 05:06:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-16 05:06:30,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-16 05:06:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 05:06:30,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 05:06:30,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2021-12-16 05:06:30,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2021-12-16 05:06:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 05:06:30,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 05:06:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 05:06:30,397 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 05:06:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 05:06:30,397 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 05:06:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 05:06:30,397 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 05:06:30,397 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2021-12-16 05:06:30,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2021-12-16 05:06:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 05:06:30,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 05:06:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 05:06:30,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 05:06:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 05:06:30,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 05:06:30,398 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 05:06:30,398 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 05:06:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 05:06:30,399 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 05:06:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 05:06:30,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 05:06:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 05:06:30,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 05:06:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 05:06:30,399 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2021-12-16 05:06:30,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2021-12-16 05:06:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 05:06:30,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 05:06:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 05:06:30,400 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 05:06:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 05:06:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2021-12-16 05:06:30,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2021-12-16 05:06:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 05:06:30,401 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 05:06:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-16 05:06:30,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-16 05:06:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 05:06:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 05:06:30,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 05:06:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2021-12-16 05:06:30,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2021-12-16 05:06:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 05:06:30,402 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 05:06:30,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 05:06:30,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 05:06:30,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 05:06:30,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 05:06:30,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 05:06:30,402 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2021-12-16 05:06:30,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2021-12-16 05:06:30,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-16 05:06:30,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-16 05:06:30,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-16 05:06:30,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-16 05:06:30,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 05:06:30,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 05:06:30,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 05:06:30,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 05:06:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 05:06:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 05:06:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 05:06:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 05:06:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2021-12-16 05:06:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2021-12-16 05:06:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-16 05:06:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-16 05:06:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2021-12-16 05:06:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2021-12-16 05:06:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 05:06:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-16 05:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-16 05:06:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 05:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 05:06:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-16 05:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-16 05:06:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-16 05:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-16 05:06:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-16 05:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-16 05:06:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-16 05:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-16 05:06:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2021-12-16 05:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2021-12-16 05:06:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 05:06:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 05:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 05:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 05:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:06:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2021-12-16 05:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2021-12-16 05:06:30,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-16 05:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-16 05:06:30,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-16 05:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-16 05:06:30,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2021-12-16 05:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2021-12-16 05:06:30,408 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 05:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 05:06:30,409 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2021-12-16 05:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2021-12-16 05:06:30,409 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-16 05:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-16 05:06:30,409 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-16 05:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-16 05:06:30,409 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 05:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 05:06:30,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-16 05:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-16 05:06:30,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-16 05:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-16 05:06:30,410 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2021-12-16 05:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2021-12-16 05:06:30,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-16 05:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-16 05:06:30,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 05:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2021-12-16 05:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-12-16 05:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 05:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 05:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 05:06:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 05:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 05:06:30,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 05:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2021-12-16 05:06:30,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2021-12-16 05:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2021-12-16 05:06:30,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2021-12-16 05:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2021-12-16 05:06:30,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2021-12-16 05:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-16 05:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-16 05:06:30,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-16 05:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2021-12-16 05:06:30,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2021-12-16 05:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2021-12-16 05:06:30,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2021-12-16 05:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 05:06:30,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 05:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 05:06:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 05:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-16 05:06:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-16 05:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 05:06:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 05:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-16 05:06:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-16 05:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2021-12-16 05:06:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2021-12-16 05:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2021-12-16 05:06:30,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2021-12-16 05:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2021-12-16 05:06:30,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2021-12-16 05:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2021-12-16 05:06:30,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2021-12-16 05:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-16 05:06:30,415 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-16 05:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 05:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2021-12-16 05:06:30,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 05:06:30,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2021-12-16 05:06:30,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2021-12-16 05:06:30,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2021-12-16 05:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2021-12-16 05:06:30,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2021-12-16 05:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-16 05:06:30,417 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-16 05:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 05:06:30,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 05:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2021-12-16 05:06:30,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2021-12-16 05:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 05:06:30,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 05:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2021-12-16 05:06:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2021-12-16 05:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-16 05:06:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-16 05:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-16 05:06:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-16 05:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2021-12-16 05:06:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2021-12-16 05:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2021-12-16 05:06:30,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2021-12-16 05:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2021-12-16 05:06:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2021-12-16 05:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2021-12-16 05:06:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2021-12-16 05:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-16 05:06:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-16 05:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-16 05:06:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-16 05:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 05:06:30,419 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 05:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2021-12-16 05:06:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2021-12-16 05:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 05:06:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 05:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2021-12-16 05:06:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2021-12-16 05:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2021-12-16 05:06:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2021-12-16 05:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-16 05:06:30,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-16 05:06:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 05:06:30,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 05:06:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 05:06:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2021-12-16 05:06:30,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2021-12-16 05:06:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 05:06:30,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 05:06:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 05:06:30,421 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 05:06:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 05:06:30,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 05:06:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2021-12-16 05:06:30,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2021-12-16 05:06:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2021-12-16 05:06:30,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2021-12-16 05:06:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-16 05:06:30,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-16 05:06:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2021-12-16 05:06:30,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2021-12-16 05:06:30,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 05:06:30,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 05:06:30,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-16 05:06:30,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-16 05:06:30,423 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-16 05:06:30,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-16 05:06:30,423 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-16 05:06:30,423 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-16 05:06:30,423 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-16 05:06:30,424 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-16 05:06:30,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 05:06:30,424 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-16 05:06:30,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-16 05:06:30,424 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-12-16 05:06:30,424 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-12-16 05:06:30,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 05:06:30,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 05:06:30,424 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-16 05:06:30,424 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-16 05:06:31,171 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 05:06:31,174 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 05:06:31,312 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 05:06:36,269 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 05:06:36,343 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 05:06:36,358 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 05:06:36,358 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-12-16 05:06:36,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:06:36 BoogieIcfgContainer [2021-12-16 05:06:36,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 05:06:36,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 05:06:36,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 05:06:36,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 05:06:36,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:06:25" (1/3) ... [2021-12-16 05:06:36,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5773a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:06:36, skipping insertion in model container [2021-12-16 05:06:36,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:06:29" (2/3) ... [2021-12-16 05:06:36,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5773a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:06:36, skipping insertion in model container [2021-12-16 05:06:36,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:06:36" (3/3) ... [2021-12-16 05:06:36,368 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2021-12-16 05:06:36,371 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 05:06:36,371 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 05:06:36,419 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 05:06:36,431 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 [2021-12-16 05:06:36,431 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 05:06:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 2696 states, 1873 states have (on average 1.3027229044313935) internal successors, (2440), 1913 states have internal predecessors, (2440), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) [2021-12-16 05:06:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-12-16 05:06:36,530 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:06:36,531 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:06:36,531 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:06:36,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:06:36,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1321338375, now seen corresponding path program 1 times [2021-12-16 05:06:36,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:06:36,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311807109] [2021-12-16 05:06:36,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:06:36,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:06:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:06:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:06:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:06:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:06:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:06:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:06:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:06:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:06:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:06:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:06:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:06:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:06:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:06:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-16 05:06:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-16 05:06:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-16 05:06:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:06:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:06:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-16 05:06:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-16 05:06:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:06:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-16 05:06:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-16 05:06:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-16 05:06:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:06:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-16 05:06:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-16 05:06:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:06:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2021-12-16 05:06:37,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:06:37,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311807109] [2021-12-16 05:06:37,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311807109] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:06:37,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:06:37,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:06:37,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112018729] [2021-12-16 05:06:37,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:06:37,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:06:37,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:06:37,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:06:37,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:06:37,553 INFO L87 Difference]: Start difference. First operand has 2696 states, 1873 states have (on average 1.3027229044313935) internal successors, (2440), 1913 states have internal predecessors, (2440), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) Second operand has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2021-12-16 05:06:47,116 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 [] [2021-12-16 05:06:53,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:07:00,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:07:00,414 INFO L93 Difference]: Finished difference Result 8313 states and 12060 transitions. [2021-12-16 05:07:00,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-16 05:07:00,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 258 [2021-12-16 05:07:00,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:07:00,464 INFO L225 Difference]: With dead ends: 8313 [2021-12-16 05:07:00,464 INFO L226 Difference]: Without dead ends: 5453 [2021-12-16 05:07:00,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-12-16 05:07:00,487 INFO L933 BasicCegarLoop]: 4025 mSDtfsCounter, 8133 mSDsluCounter, 6506 mSDsCounter, 0 mSdLazyCounter, 6334 mSolverCounterSat, 6232 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8579 SdHoareTripleChecker+Valid, 10531 SdHoareTripleChecker+Invalid, 12568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6232 IncrementalHoareTripleChecker+Valid, 6334 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2021-12-16 05:07:00,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8579 Valid, 10531 Invalid, 12568 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6232 Valid, 6334 Invalid, 2 Unknown, 0 Unchecked, 21.9s Time] [2021-12-16 05:07:00,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5453 states. [2021-12-16 05:07:00,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5453 to 4869. [2021-12-16 05:07:00,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4869 states, 3419 states have (on average 1.2924831822170226) internal successors, (4419), 3488 states have internal predecessors, (4419), 1215 states have call successors, (1215), 233 states have call predecessors, (1215), 234 states have return successors, (1219), 1192 states have call predecessors, (1219), 1215 states have call successors, (1219) [2021-12-16 05:07:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 4869 states and 6853 transitions. [2021-12-16 05:07:00,807 INFO L78 Accepts]: Start accepts. Automaton has 4869 states and 6853 transitions. Word has length 258 [2021-12-16 05:07:00,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:07:00,810 INFO L470 AbstractCegarLoop]: Abstraction has 4869 states and 6853 transitions. [2021-12-16 05:07:00,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2021-12-16 05:07:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4869 states and 6853 transitions. [2021-12-16 05:07:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-12-16 05:07:00,823 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:07:00,823 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:07:00,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 05:07:00,824 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:07:00,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:07:00,824 INFO L85 PathProgramCache]: Analyzing trace with hash -2085434988, now seen corresponding path program 1 times [2021-12-16 05:07:00,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:07:00,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858873928] [2021-12-16 05:07:00,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:07:00,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:07:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:07:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:07:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:07:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:07:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:07:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:07:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:07:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:07:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:07:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:07:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:07:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:07:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:07:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-16 05:07:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-16 05:07:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-16 05:07:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:07:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:07:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-16 05:07:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-16 05:07:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:07:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-16 05:07:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-16 05:07:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 05:07:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-16 05:07:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-16 05:07:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2021-12-16 05:07:01,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:07:01,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858873928] [2021-12-16 05:07:01,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858873928] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:07:01,386 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:07:01,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:07:01,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272132443] [2021-12-16 05:07:01,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:07:01,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:07:01,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:07:01,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:07:01,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:07:01,389 INFO L87 Difference]: Start difference. First operand 4869 states and 6853 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2021-12-16 05:07:06,284 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 [] [2021-12-16 05:07:07,775 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:07:12,058 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:07:21,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:07:21,105 INFO L93 Difference]: Finished difference Result 14167 states and 20023 transitions. [2021-12-16 05:07:21,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-16 05:07:21,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 268 [2021-12-16 05:07:21,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:07:21,161 INFO L225 Difference]: With dead ends: 14167 [2021-12-16 05:07:21,161 INFO L226 Difference]: Without dead ends: 9329 [2021-12-16 05:07:21,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-12-16 05:07:21,183 INFO L933 BasicCegarLoop]: 3460 mSDtfsCounter, 7894 mSDsluCounter, 5992 mSDsCounter, 0 mSdLazyCounter, 5552 mSolverCounterSat, 5886 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8208 SdHoareTripleChecker+Valid, 9452 SdHoareTripleChecker+Invalid, 11439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5886 IncrementalHoareTripleChecker+Valid, 5552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:07:21,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8208 Valid, 9452 Invalid, 11439 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5886 Valid, 5552 Invalid, 1 Unknown, 0 Unchecked, 19.1s Time] [2021-12-16 05:07:21,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9329 states. [2021-12-16 05:07:21,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9329 to 8289. [2021-12-16 05:07:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8289 states, 5821 states have (on average 1.2941075416595087) internal successors, (7533), 5933 states have internal predecessors, (7533), 2019 states have call successors, (2019), 437 states have call predecessors, (2019), 448 states have return successors, (2051), 1978 states have call predecessors, (2051), 2019 states have call successors, (2051) [2021-12-16 05:07:21,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8289 states to 8289 states and 11603 transitions. [2021-12-16 05:07:21,667 INFO L78 Accepts]: Start accepts. Automaton has 8289 states and 11603 transitions. Word has length 268 [2021-12-16 05:07:21,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:07:21,668 INFO L470 AbstractCegarLoop]: Abstraction has 8289 states and 11603 transitions. [2021-12-16 05:07:21,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2021-12-16 05:07:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 8289 states and 11603 transitions. [2021-12-16 05:07:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-12-16 05:07:21,679 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:07:21,679 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:07:21,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 05:07:21,680 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 05:07:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:07:21,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1315752397, now seen corresponding path program 1 times [2021-12-16 05:07:21,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:07:21,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325132245] [2021-12-16 05:07:21,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:07:21,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:07:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 05:07:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 05:07:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 05:07:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 05:07:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 05:07:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 05:07:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:07:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 05:07:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 05:07:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:07:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:21,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 05:07:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 05:07:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 05:07:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-16 05:07:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-16 05:07:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-16 05:07:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 05:07:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-16 05:07:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-16 05:07:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-16 05:07:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-16 05:07:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-16 05:07:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-16 05:07:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-16 05:07:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-16 05:07:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-16 05:07:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 05:07:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:07:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-16 05:07:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 05:07:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-16 05:07:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:07:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-12-16 05:07:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-16 05:07:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:07:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2021-12-16 05:07:22,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:07:22,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325132245] [2021-12-16 05:07:22,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325132245] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:07:22,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:07:22,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:07:22,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422180736] [2021-12-16 05:07:22,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:07:22,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:07:22,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:07:22,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:07:22,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:07:22,227 INFO L87 Difference]: Start difference. First operand 8289 states and 11603 transitions. Second operand has 6 states, 5 states have (on average 25.4) internal successors, (127), 3 states have internal predecessors, (127), 4 states have call successors, (43), 5 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2021-12-16 05:07:27,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:07:28,688 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []