./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a49fa2cb2318ea112688f7105056cfdc1f55c42e8f926c44139a3fa1f7774bac --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:46:32,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:46:32,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:46:33,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:46:33,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:46:33,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:46:33,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:46:33,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:46:33,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:46:33,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:46:33,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:46:33,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:46:33,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:46:33,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:46:33,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:46:33,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:46:33,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:46:33,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:46:33,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:46:33,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:46:33,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:46:33,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:46:33,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:46:33,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:46:33,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:46:33,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:46:33,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:46:33,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:46:33,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:46:33,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:46:33,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:46:33,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:46:33,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:46:33,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:46:33,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:46:33,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:46:33,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:46:33,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:46:33,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:46:33,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:46:33,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:46:33,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:46:33,096 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:46:33,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:46:33,097 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:46:33,097 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:46:33,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:46:33,098 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:46:33,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:46:33,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:46:33,099 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:46:33,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:46:33,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:46:33,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:46:33,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:46:33,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:46:33,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:46:33,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:46:33,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:46:33,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:46:33,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:46:33,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:46:33,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:46:33,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:46:33,105 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:46:33,105 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:46:33,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:46:33,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:46:33,105 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a49fa2cb2318ea112688f7105056cfdc1f55c42e8f926c44139a3fa1f7774bac [2021-12-14 17:46:33,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:46:33,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:46:33,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:46:33,352 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:46:33,352 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:46:33,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2021-12-14 17:46:33,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e91c24fe/0daf2f61eecb499696e040ab5e861ba8/FLAG1f4bb9917 [2021-12-14 17:46:34,216 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:46:34,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2021-12-14 17:46:34,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e91c24fe/0daf2f61eecb499696e040ab5e861ba8/FLAG1f4bb9917 [2021-12-14 17:46:34,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e91c24fe/0daf2f61eecb499696e040ab5e861ba8 [2021-12-14 17:46:34,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:46:34,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:46:34,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:46:34,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:46:34,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:46:34,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:46:34" (1/1) ... [2021-12-14 17:46:34,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc76c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:34, skipping insertion in model container [2021-12-14 17:46:34,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:46:34" (1/1) ... [2021-12-14 17:46:34,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:46:34,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:46:35,806 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[174455,174468] [2021-12-14 17:46:38,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:46:38,185 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:46:38,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[174455,174468] [2021-12-14 17:46:38,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:46:38,970 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:46:38,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38 WrapperNode [2021-12-14 17:46:38,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:46:38,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:46:38,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:46:38,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:46:39,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,534 INFO L137 Inliner]: procedures = 436, calls = 5982, calls flagged for inlining = 178, calls inlined = 156, statements flattened = 7374 [2021-12-14 17:46:39,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:46:39,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:46:39,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:46:39,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:46:39,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:46:39,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:46:39,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:46:39,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:46:39,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (1/1) ... [2021-12-14 17:46:39,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:46:39,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:46:39,909 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) [2021-12-14 17:46:39,932 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 [2021-12-14 17:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2021-12-14 17:46:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2021-12-14 17:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2021-12-14 17:46:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2021-12-14 17:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-14 17:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:46:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2021-12-14 17:46:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2021-12-14 17:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:46:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:46:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:46:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:46:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:46:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2021-12-14 17:46:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2021-12-14 17:46:39,956 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:46:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:46:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-14 17:46:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-14 17:46:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:46:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:46:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2021-12-14 17:46:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2021-12-14 17:46:39,957 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2021-12-14 17:46:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2021-12-14 17:46:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2021-12-14 17:46:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2021-12-14 17:46:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:46:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:46:39,958 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:46:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:46:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:46:39,959 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:46:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2021-12-14 17:46:39,959 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2021-12-14 17:46:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 17:46:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 17:46:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:46:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:46:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:46:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 17:46:39,960 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 17:46:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:46:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:46:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-14 17:46:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-14 17:46:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2021-12-14 17:46:39,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2021-12-14 17:46:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:46:39,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:46:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:46:39,962 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:46:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:46:39,963 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2021-12-14 17:46:39,963 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2021-12-14 17:46:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:46:39,964 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:46:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-14 17:46:39,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-14 17:46:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:46:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:46:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:46:39,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:46:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:46:39,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:46:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_set_mac_address [2021-12-14 17:46:39,965 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_set_mac_address [2021-12-14 17:46:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:46:39,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:46:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:46:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:46:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:46:39,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:46:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:46:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:46:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 17:46:39,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 17:46:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:46:39,967 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:46:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-14 17:46:39,968 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-14 17:46:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-14 17:46:39,968 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-14 17:46:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-14 17:46:39,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-14 17:46:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 17:46:39,969 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 17:46:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2021-12-14 17:46:39,969 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2021-12-14 17:46:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-14 17:46:39,970 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-14 17:46:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:46:39,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:46:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-14 17:46:39,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-14 17:46:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2021-12-14 17:46:39,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2021-12-14 17:46:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-14 17:46:39,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-14 17:46:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2021-12-14 17:46:39,972 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2021-12-14 17:46:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:46:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:46:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:46:39,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:46:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 17:46:39,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 17:46:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 17:46:39,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 17:46:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2021-12-14 17:46:39,974 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2021-12-14 17:46:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-14 17:46:39,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-14 17:46:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:46:39,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:46:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:46:39,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:46:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:46:39,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:46:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:46:39,977 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:46:39,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:46:39,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:46:39,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 17:46:39,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 17:46:39,980 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:46:39,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:46:39,985 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-14 17:46:39,985 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-14 17:46:39,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:46:39,986 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:46:39,986 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:46:39,986 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2021-12-14 17:46:39,986 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2021-12-14 17:46:39,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:46:39,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:46:39,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:46:39,986 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-14 17:46:39,986 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-14 17:46:39,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2021-12-14 17:46:39,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2021-12-14 17:46:39,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:46:39,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-14 17:46:39,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-14 17:46:39,987 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-14 17:46:39,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-14 17:46:39,987 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:46:39,988 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:46:39,988 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 17:46:39,988 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 17:46:39,988 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 17:46:39,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 17:46:39,988 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:46:39,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:46:39,988 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2021-12-14 17:46:39,988 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2021-12-14 17:46:39,989 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2021-12-14 17:46:39,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2021-12-14 17:46:39,989 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 17:46:39,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 17:46:39,989 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-14 17:46:39,989 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-14 17:46:39,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:46:39,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:46:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-14 17:46:39,990 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-14 17:46:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2021-12-14 17:46:39,990 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2021-12-14 17:46:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-14 17:46:39,990 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-14 17:46:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:46:39,990 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:46:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2021-12-14 17:46:39,991 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2021-12-14 17:46:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2021-12-14 17:46:39,991 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2021-12-14 17:46:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:46:39,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:46:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:46:39,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:46:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2021-12-14 17:46:39,992 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2021-12-14 17:46:39,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:46:39,992 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-14 17:46:39,992 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-14 17:46:39,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:46:39,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:46:39,992 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2021-12-14 17:46:39,992 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2021-12-14 17:46:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2021-12-14 17:46:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2021-12-14 17:46:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 17:46:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 17:46:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:46:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:46:39,993 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2021-12-14 17:46:39,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2021-12-14 17:46:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-14 17:46:39,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-14 17:46:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-14 17:46:39,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-14 17:46:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-14 17:46:39,994 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-14 17:46:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-14 17:46:39,994 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-14 17:46:39,994 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2021-12-14 17:46:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2021-12-14 17:46:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 17:46:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 17:46:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 17:46:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 17:46:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:46:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-14 17:46:39,995 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-14 17:46:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2021-12-14 17:46:39,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2021-12-14 17:46:40,833 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:46:40,836 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:46:41,110 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:46:46,994 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:46:47,020 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:46:47,021 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-14 17:46:47,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:46:47 BoogieIcfgContainer [2021-12-14 17:46:47,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:46:47,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:46:47,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:46:47,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:46:47,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:46:34" (1/3) ... [2021-12-14 17:46:47,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a33af7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:46:47, skipping insertion in model container [2021-12-14 17:46:47,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:46:38" (2/3) ... [2021-12-14 17:46:47,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a33af7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:46:47, skipping insertion in model container [2021-12-14 17:46:47,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:46:47" (3/3) ... [2021-12-14 17:46:47,035 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2021-12-14 17:46:47,040 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:46:47,041 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:46:47,100 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:46:47,115 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 [2021-12-14 17:46:47,115 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:46:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 1780 states, 1261 states have (on average 1.3227597145122918) internal successors, (1668), 1293 states have internal predecessors, (1668), 418 states have call successors, (418), 100 states have call predecessors, (418), 99 states have return successors, (410), 407 states have call predecessors, (410), 410 states have call successors, (410) [2021-12-14 17:46:47,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-12-14 17:46:47,179 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:46:47,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:46:47,180 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:46:47,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:46:47,188 INFO L85 PathProgramCache]: Analyzing trace with hash 26763159, now seen corresponding path program 1 times [2021-12-14 17:46:47,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:46:47,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738163020] [2021-12-14 17:46:47,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:46:47,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:46:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:47,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:46:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:48,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 17:46:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:46:48,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:46:48,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738163020] [2021-12-14 17:46:48,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738163020] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:46:48,043 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:46:48,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:46:48,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500345785] [2021-12-14 17:46:48,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:46:48,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:46:48,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:46:48,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:46:48,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:46:48,076 INFO L87 Difference]: Start difference. First operand has 1780 states, 1261 states have (on average 1.3227597145122918) internal successors, (1668), 1293 states have internal predecessors, (1668), 418 states have call successors, (418), 100 states have call predecessors, (418), 99 states have return successors, (410), 407 states have call predecessors, (410), 410 states have call successors, (410) Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-14 17:46:55,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:46:55,811 INFO L93 Difference]: Finished difference Result 5662 states and 8251 transitions. [2021-12-14 17:46:55,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 17:46:55,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2021-12-14 17:46:55,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:46:55,861 INFO L225 Difference]: With dead ends: 5662 [2021-12-14 17:46:55,862 INFO L226 Difference]: Without dead ends: 3803 [2021-12-14 17:46:55,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:46:55,884 INFO L933 BasicCegarLoop]: 2791 mSDtfsCounter, 4247 mSDsluCounter, 3920 mSDsCounter, 0 mSdLazyCounter, 3079 mSolverCounterSat, 2324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4556 SdHoareTripleChecker+Valid, 6711 SdHoareTripleChecker+Invalid, 5403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2324 IncrementalHoareTripleChecker+Valid, 3079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:46:55,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4556 Valid, 6711 Invalid, 5403 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2324 Valid, 3079 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2021-12-14 17:46:55,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3803 states. [2021-12-14 17:46:56,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3803 to 3455. [2021-12-14 17:46:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 2442 states have (on average 1.2964782964782964) internal successors, (3166), 2486 states have internal predecessors, (3166), 816 states have call successors, (816), 197 states have call predecessors, (816), 196 states have return successors, (815), 809 states have call predecessors, (815), 815 states have call successors, (815) [2021-12-14 17:46:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 4797 transitions. [2021-12-14 17:46:56,183 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 4797 transitions. Word has length 30 [2021-12-14 17:46:56,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:46:56,185 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 4797 transitions. [2021-12-14 17:46:56,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-14 17:46:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 4797 transitions. [2021-12-14 17:46:56,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-14 17:46:56,194 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:46:56,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:46:56,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:46:56,195 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:46:56,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:46:56,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1975872303, now seen corresponding path program 1 times [2021-12-14 17:46:56,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:46:56,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187753878] [2021-12-14 17:46:56,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:46:56,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:46:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:56,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:46:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:56,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 17:46:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:46:56,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:46:56,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:46:56,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187753878] [2021-12-14 17:46:56,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187753878] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:46:56,731 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:46:56,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 17:46:56,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505698042] [2021-12-14 17:46:56,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:46:56,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 17:46:56,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:46:56,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 17:46:56,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:46:56,734 INFO L87 Difference]: Start difference. First operand 3455 states and 4797 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:47:05,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:47:05,773 INFO L93 Difference]: Finished difference Result 11034 states and 15699 transitions. [2021-12-14 17:47:05,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 17:47:05,776 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 34 [2021-12-14 17:47:05,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:47:05,833 INFO L225 Difference]: With dead ends: 11034 [2021-12-14 17:47:05,833 INFO L226 Difference]: Without dead ends: 7582 [2021-12-14 17:47:05,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-12-14 17:47:05,857 INFO L933 BasicCegarLoop]: 2788 mSDtfsCounter, 3990 mSDsluCounter, 8663 mSDsCounter, 0 mSdLazyCounter, 4577 mSolverCounterSat, 2255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4292 SdHoareTripleChecker+Valid, 11451 SdHoareTripleChecker+Invalid, 6832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2255 IncrementalHoareTripleChecker+Valid, 4577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-14 17:47:05,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4292 Valid, 11451 Invalid, 6832 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2255 Valid, 4577 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2021-12-14 17:47:05,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7582 states. [2021-12-14 17:47:06,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7582 to 6920. [2021-12-14 17:47:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6920 states, 4890 states have (on average 1.296319018404908) internal successors, (6339), 4982 states have internal predecessors, (6339), 1629 states have call successors, (1629), 393 states have call predecessors, (1629), 400 states have return successors, (1695), 1620 states have call predecessors, (1695), 1628 states have call successors, (1695) [2021-12-14 17:47:06,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 9663 transitions. [2021-12-14 17:47:06,214 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 9663 transitions. Word has length 34 [2021-12-14 17:47:06,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:47:06,214 INFO L470 AbstractCegarLoop]: Abstraction has 6920 states and 9663 transitions. [2021-12-14 17:47:06,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 17:47:06,215 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 9663 transitions. [2021-12-14 17:47:06,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-12-14 17:47:06,232 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:47:06,233 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2021-12-14 17:47:06,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:47:06,233 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:47:06,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:47:06,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1589497562, now seen corresponding path program 1 times [2021-12-14 17:47:06,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:47:06,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934521062] [2021-12-14 17:47:06,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:47:06,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:47:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:47:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 17:47:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-14 17:47:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-14 17:47:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-14 17:47:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-14 17:47:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:47:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 17:47:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 17:47:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:47:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-14 17:47:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-14 17:47:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-14 17:47:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:47:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-14 17:47:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-14 17:47:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-12-14 17:47:06,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:47:06,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934521062] [2021-12-14 17:47:06,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934521062] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:47:06,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:47:06,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:47:06,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258284627] [2021-12-14 17:47:06,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:47:06,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:47:06,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:47:06,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:47:06,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:47:06,978 INFO L87 Difference]: Start difference. First operand 6920 states and 9663 transitions. Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-14 17:47:14,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:47:14,407 INFO L93 Difference]: Finished difference Result 20652 states and 29227 transitions. [2021-12-14 17:47:14,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-14 17:47:14,408 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 143 [2021-12-14 17:47:14,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:47:14,515 INFO L225 Difference]: With dead ends: 20652 [2021-12-14 17:47:14,515 INFO L226 Difference]: Without dead ends: 13740 [2021-12-14 17:47:14,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-12-14 17:47:14,564 INFO L933 BasicCegarLoop]: 2786 mSDtfsCounter, 4311 mSDsluCounter, 3790 mSDsCounter, 0 mSdLazyCounter, 3022 mSolverCounterSat, 2902 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4569 SdHoareTripleChecker+Valid, 6576 SdHoareTripleChecker+Invalid, 5924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2902 IncrementalHoareTripleChecker+Valid, 3022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2021-12-14 17:47:14,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4569 Valid, 6576 Invalid, 5924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2902 Valid, 3022 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2021-12-14 17:47:14,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13740 states. [2021-12-14 17:47:15,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13740 to 12488. [2021-12-14 17:47:15,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12488 states, 8828 states have (on average 1.2902129587675577) internal successors, (11390), 9008 states have internal predecessors, (11390), 2899 states have call successors, (2899), 741 states have call predecessors, (2899), 760 states have return successors, (3028), 2874 states have call predecessors, (3028), 2898 states have call successors, (3028) [2021-12-14 17:47:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12488 states to 12488 states and 17317 transitions. [2021-12-14 17:47:15,266 INFO L78 Accepts]: Start accepts. Automaton has 12488 states and 17317 transitions. Word has length 143 [2021-12-14 17:47:15,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:47:15,268 INFO L470 AbstractCegarLoop]: Abstraction has 12488 states and 17317 transitions. [2021-12-14 17:47:15,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-14 17:47:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 12488 states and 17317 transitions. [2021-12-14 17:47:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-12-14 17:47:15,287 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:47:15,288 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-14 17:47:15,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:47:15,288 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:47:15,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:47:15,289 INFO L85 PathProgramCache]: Analyzing trace with hash -49449638, now seen corresponding path program 1 times [2021-12-14 17:47:15,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:47:15,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066170944] [2021-12-14 17:47:15,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:47:15,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:47:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:47:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 17:47:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-14 17:47:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:15,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:47:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 17:47:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:47:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:47:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:47:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-14 17:47:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:47:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 17:47:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-14 17:47:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 17:47:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-14 17:47:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-14 17:47:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:47:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 17:47:16,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:47:16,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066170944] [2021-12-14 17:47:16,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066170944] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:47:16,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:47:16,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-14 17:47:16,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218964140] [2021-12-14 17:47:16,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:47:16,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-14 17:47:16,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:47:16,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-14 17:47:16,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-12-14 17:47:16,255 INFO L87 Difference]: Start difference. First operand 12488 states and 17317 transitions. Second operand has 14 states, 14 states have (on average 8.428571428571429) internal successors, (118), 7 states have internal predecessors, (118), 3 states have call successors, (18), 8 states have call predecessors, (18), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17)