./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-via-via-velocity.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-via-via-velocity.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 088e9299faf42e9bfd50bcc588651eec00d67780f40007ca806912673a0acdb2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 13:22:25,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 13:22:25,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 13:22:25,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 13:22:25,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 13:22:25,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 13:22:25,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 13:22:25,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 13:22:25,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 13:22:25,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 13:22:25,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 13:22:25,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 13:22:25,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 13:22:25,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 13:22:25,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 13:22:25,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 13:22:25,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 13:22:25,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 13:22:25,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 13:22:25,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 13:22:25,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 13:22:25,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 13:22:25,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 13:22:25,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 13:22:25,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 13:22:25,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 13:22:25,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 13:22:25,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 13:22:25,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 13:22:25,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 13:22:25,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 13:22:25,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 13:22:25,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 13:22:25,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 13:22:25,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 13:22:25,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 13:22:25,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 13:22:25,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 13:22:25,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 13:22:25,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 13:22:25,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 13:22:25,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 13:22:25,887 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 13:22:25,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 13:22:25,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 13:22:25,889 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 13:22:25,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 13:22:25,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 13:22:25,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 13:22:25,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 13:22:25,898 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 13:22:25,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 13:22:25,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 13:22:25,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 13:22:25,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 13:22:25,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 13:22:25,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 13:22:25,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 13:22:25,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 13:22:25,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 13:22:25,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 13:22:25,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 13:22:25,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 13:22:25,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:22:25,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 13:22:25,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 13:22:25,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 13:22:25,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 13:22:25,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 13:22:25,904 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 13:22:25,905 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 13:22:25,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 13:22:25,905 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 13:22:25,905 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 088e9299faf42e9bfd50bcc588651eec00d67780f40007ca806912673a0acdb2 [2021-12-18 13:22:26,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 13:22:26,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 13:22:26,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 13:22:26,245 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 13:22:26,251 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 13:22:26,253 INFO L432 ainManager$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-via-via-velocity.cil.i [2021-12-18 13:22:26,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0767a9cd1/ca0ceea01b5e455fbf78782efa557cce/FLAG505f07200 [2021-12-18 13:22:27,187 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 13:22:27,189 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-via-via-velocity.cil.i [2021-12-18 13:22:27,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0767a9cd1/ca0ceea01b5e455fbf78782efa557cce/FLAG505f07200 [2021-12-18 13:22:27,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0767a9cd1/ca0ceea01b5e455fbf78782efa557cce [2021-12-18 13:22:27,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 13:22:27,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 13:22:27,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 13:22:27,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 13:22:27,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 13:22:27,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:22:27" (1/1) ... [2021-12-18 13:22:27,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@536e5770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:27, skipping insertion in model container [2021-12-18 13:22:27,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:22:27" (1/1) ... [2021-12-18 13:22:27,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 13:22:27,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 13:22:33,558 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-via-via-velocity.cil.i[476571,476584] [2021-12-18 13:22:33,561 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-via-via-velocity.cil.i[476716,476729] [2021-12-18 13:22:33,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:22:33,655 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 13:22:34,053 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-via-via-velocity.cil.i[476571,476584] [2021-12-18 13:22:34,054 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-via-via-velocity.cil.i[476716,476729] [2021-12-18 13:22:34,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:22:34,327 INFO L208 MainTranslator]: Completed translation [2021-12-18 13:22:34,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34 WrapperNode [2021-12-18 13:22:34,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 13:22:34,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 13:22:34,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 13:22:34,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 13:22:34,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,741 INFO L137 Inliner]: procedures = 636, calls = 3925, calls flagged for inlining = 346, calls inlined = 308, statements flattened = 8790 [2021-12-18 13:22:34,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 13:22:34,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 13:22:34,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 13:22:34,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 13:22:34,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:34,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:35,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:35,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 13:22:35,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 13:22:35,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 13:22:35,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 13:22:35,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (1/1) ... [2021-12-18 13:22:35,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:22:35,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:22:35,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 13:22:35,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 13:22:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 13:22:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 13:22:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 13:22:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 13:22:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-18 13:22:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-18 13:22:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 13:22:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 13:22:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 13:22:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 13:22:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-18 13:22:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-18 13:22:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 13:22:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 13:22:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 13:22:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 13:22:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2021-12-18 13:22:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2021-12-18 13:22:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2021-12-18 13:22:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2021-12-18 13:22:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2021-12-18 13:22:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2021-12-18 13:22:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2021-12-18 13:22:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2021-12-18 13:22:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 13:22:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 13:22:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 13:22:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 13:22:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 13:22:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 13:22:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 13:22:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 13:22:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2021-12-18 13:22:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2021-12-18 13:22:35,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 13:22:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 13:22:35,209 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2021-12-18 13:22:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2021-12-18 13:22:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 13:22:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 13:22:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 13:22:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2021-12-18 13:22:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2021-12-18 13:22:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 13:22:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 13:22:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2021-12-18 13:22:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2021-12-18 13:22:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 13:22:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 13:22:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 13:22:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2021-12-18 13:22:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2021-12-18 13:22:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2021-12-18 13:22:35,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2021-12-18 13:22:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 13:22:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2021-12-18 13:22:35,214 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2021-12-18 13:22:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 13:22:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 13:22:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2021-12-18 13:22:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2021-12-18 13:22:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 13:22:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 13:22:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 13:22:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 13:22:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 13:22:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 13:22:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 13:22:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 13:22:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 13:22:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 13:22:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 13:22:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-18 13:22:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-18 13:22:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 13:22:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 13:22:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2021-12-18 13:22:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2021-12-18 13:22:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2021-12-18 13:22:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2021-12-18 13:22:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 13:22:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 13:22:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-18 13:22:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-18 13:22:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2021-12-18 13:22:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2021-12-18 13:22:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2021-12-18 13:22:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2021-12-18 13:22:35,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 13:22:35,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 13:22:35,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 13:22:35,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 13:22:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 13:22:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-18 13:22:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-18 13:22:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-18 13:22:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-18 13:22:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2021-12-18 13:22:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2021-12-18 13:22:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-18 13:22:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-18 13:22:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 13:22:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 13:22:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 13:22:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 13:22:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 13:22:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 13:22:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 13:22:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 13:22:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 13:22:35,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:22:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 13:22:35,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:22:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:22:35,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:22:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2021-12-18 13:22:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 13:22:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 13:22:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2021-12-18 13:22:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_104 [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_104 [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 13:22:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2021-12-18 13:22:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 13:22:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_velocity_info [2021-12-18 13:22:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_velocity_info [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 13:22:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-18 13:22:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2021-12-18 13:22:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2021-12-18 13:22:35,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_108 [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_108 [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-18 13:22:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2021-12-18 13:22:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2021-12-18 13:22:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 13:22:35,303 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 13:22:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 13:22:35,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 13:22:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 13:22:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 13:22:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2021-12-18 13:22:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2021-12-18 13:22:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2021-12-18 13:22:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2021-12-18 13:22:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-18 13:22:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-18 13:22:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2021-12-18 13:22:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2021-12-18 13:22:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_103 [2021-12-18 13:22:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_103 [2021-12-18 13:22:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 13:22:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 13:22:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 13:22:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 13:22:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 13:22:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 13:22:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 13:22:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 13:22:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 13:22:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2021-12-18 13:22:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2021-12-18 13:22:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2021-12-18 13:22:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2021-12-18 13:22:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 13:22:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 13:22:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 13:22:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 13:22:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2021-12-18 13:22:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2021-12-18 13:22:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2021-12-18 13:22:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2021-12-18 13:22:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 13:22:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 13:22:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2021-12-18 13:22:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2021-12-18 13:22:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2021-12-18 13:22:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2021-12-18 13:22:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2021-12-18 13:22:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2021-12-18 13:22:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2021-12-18 13:22:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2021-12-18 13:22:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 13:22:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 13:22:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2021-12-18 13:22:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2021-12-18 13:22:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-18 13:22:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-18 13:22:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2021-12-18 13:22:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2021-12-18 13:22:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 13:22:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 13:22:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 13:22:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 13:22:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 13:22:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_velocity_info [2021-12-18 13:22:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_velocity_info [2021-12-18 13:22:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2021-12-18 13:22:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2021-12-18 13:22:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-18 13:22:35,328 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-18 13:22:36,786 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 13:22:36,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 13:22:38,220 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 13:35:45,265 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 13:35:45,349 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 13:35:45,367 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 13:35:45,367 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-18 13:35:45,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:35:45 BoogieIcfgContainer [2021-12-18 13:35:45,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 13:35:45,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 13:35:45,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 13:35:45,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 13:35:45,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:22:27" (1/3) ... [2021-12-18 13:35:45,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef3d2df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:35:45, skipping insertion in model container [2021-12-18 13:35:45,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:22:34" (2/3) ... [2021-12-18 13:35:45,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef3d2df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:35:45, skipping insertion in model container [2021-12-18 13:35:45,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:35:45" (3/3) ... [2021-12-18 13:35:45,379 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-12-18 13:35:45,384 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 13:35:45,384 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 13:35:45,436 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 13:35:45,443 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 13:35:45,443 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 13:35:45,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 3141 states, 2140 states have (on average 1.297663551401869) internal successors, (2777), 2200 states have internal predecessors, (2777), 866 states have call successors, (866), 137 states have call predecessors, (866), 136 states have return successors, (858), 837 states have call predecessors, (858), 858 states have call successors, (858) [2021-12-18 13:35:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-12-18 13:35:45,543 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:35:45,544 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:35:45,545 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:35:45,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:35:45,548 INFO L85 PathProgramCache]: Analyzing trace with hash 72391395, now seen corresponding path program 1 times [2021-12-18 13:35:45,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:35:45,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514825728] [2021-12-18 13:35:45,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:35:45,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:35:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:35:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:35:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:35:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:35:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:35:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:35:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:35:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:35:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:35:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:35:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:35:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:35:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:35:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:35:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:35:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:35:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-18 13:35:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 13:35:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:35:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-18 13:35:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:35:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-18 13:35:47,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:35:47,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514825728] [2021-12-18 13:35:47,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514825728] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:35:47,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:35:47,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:35:47,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553032096] [2021-12-18 13:35:47,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:35:47,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:35:47,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:35:47,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:35:47,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:35:47,926 INFO L87 Difference]: Start difference. First operand has 3141 states, 2140 states have (on average 1.297663551401869) internal successors, (2777), 2200 states have internal predecessors, (2777), 866 states have call successors, (866), 137 states have call predecessors, (866), 136 states have return successors, (858), 837 states have call predecessors, (858), 858 states have call successors, (858) Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-18 13:35:50,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:35:52,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:36:11,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:36:11,938 INFO L93 Difference]: Finished difference Result 8967 states and 13099 transitions. [2021-12-18 13:36:11,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:36:11,945 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 225 [2021-12-18 13:36:11,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:36:12,025 INFO L225 Difference]: With dead ends: 8967 [2021-12-18 13:36:12,026 INFO L226 Difference]: Without dead ends: 5767 [2021-12-18 13:36:12,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:36:12,063 INFO L933 BasicCegarLoop]: 4576 mSDtfsCounter, 5012 mSDsluCounter, 4705 mSDsCounter, 0 mSdLazyCounter, 3063 mSolverCounterSat, 2656 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5685 SdHoareTripleChecker+Valid, 9281 SdHoareTripleChecker+Invalid, 5721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2656 IncrementalHoareTripleChecker+Valid, 3063 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:36:12,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5685 Valid, 9281 Invalid, 5721 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2656 Valid, 3063 Invalid, 2 Unknown, 0 Unchecked, 23.1s Time] [2021-12-18 13:36:12,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5767 states. [2021-12-18 13:36:12,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5767 to 5615. [2021-12-18 13:36:12,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5615 states, 3801 states have (on average 1.2828203104446199) internal successors, (4876), 3915 states have internal predecessors, (4876), 1538 states have call successors, (1538), 261 states have call predecessors, (1538), 275 states have return successors, (1658), 1505 states have call predecessors, (1658), 1538 states have call successors, (1658) [2021-12-18 13:36:12,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 5615 states and 8072 transitions. [2021-12-18 13:36:12,629 INFO L78 Accepts]: Start accepts. Automaton has 5615 states and 8072 transitions. Word has length 225 [2021-12-18 13:36:12,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:36:12,633 INFO L470 AbstractCegarLoop]: Abstraction has 5615 states and 8072 transitions. [2021-12-18 13:36:12,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-18 13:36:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 5615 states and 8072 transitions. [2021-12-18 13:36:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-12-18 13:36:12,646 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:36:12,647 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:36:12,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 13:36:12,648 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:36:12,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:36:12,648 INFO L85 PathProgramCache]: Analyzing trace with hash -31305153, now seen corresponding path program 1 times [2021-12-18 13:36:12,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:36:12,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049313719] [2021-12-18 13:36:12,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:36:12,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:36:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:36:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:36:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:36:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:36:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:36:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:36:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:36:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:36:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:36:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:36:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:36:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:36:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:36:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:36:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:36:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-18 13:36:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 13:36:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-18 13:36:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:36:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 13:36:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:36:14,413 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-18 13:36:14,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:36:14,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049313719] [2021-12-18 13:36:14,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049313719] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:36:14,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:36:14,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:36:14,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939036204] [2021-12-18 13:36:14,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:36:14,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:36:14,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:36:14,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:36:14,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:36:14,417 INFO L87 Difference]: Start difference. First operand 5615 states and 8072 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-18 13:36:16,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:36:19,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15