./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 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-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-tmp.no-commuhash-c3fed41 [2021-12-16 04:00:49,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:00:49,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:00:49,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:00:49,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:00:49,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:00:49,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:00:49,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:00:49,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:00:49,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:00:49,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:00:49,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:00:49,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:00:49,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:00:49,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:00:49,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:00:49,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:00:49,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:00:49,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:00:49,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:00:49,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:00:49,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:00:49,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:00:49,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:00:49,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:00:49,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:00:49,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:00:49,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:00:49,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:00:49,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:00:49,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:00:49,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:00:49,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:00:49,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:00:49,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:00:49,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:00:49,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:00:49,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:00:49,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:00:49,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:00:49,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:00:49,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:00:49,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:00:49,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:00:49,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:00:49,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:00:49,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:00:49,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:00:49,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:00:49,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:00:49,579 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:00:49,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:00:49,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:00:49,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:00:49,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:00:49,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:00:49,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:00:49,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:00:49,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:00:49,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:00:49,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:00:49,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:00:49,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:00:49,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:00:49,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:00:49,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:00:49,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:00:49,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:00:49,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:00:49,590 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:00:49,590 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:00:49,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:00:49,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:00:49,590 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a49fa2cb2318ea112688f7105056cfdc1f55c42e8f926c44139a3fa1f7774bac [2021-12-16 04:00:49,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:00:49,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:00:49,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:00:49,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:00:49,850 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:00:49,851 INFO L432 ainManager$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 [2021-12-16 04:00:49,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fdba82cf/ad49cfa7e30f4153b1ce7a35620d2e4d/FLAGd4f3f3fb6 [2021-12-16 04:00:50,801 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:00:50,802 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 [2021-12-16 04:00:50,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fdba82cf/ad49cfa7e30f4153b1ce7a35620d2e4d/FLAGd4f3f3fb6 [2021-12-16 04:00:50,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fdba82cf/ad49cfa7e30f4153b1ce7a35620d2e4d [2021-12-16 04:00:50,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:00:50,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:00:50,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:00:50,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:00:50,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:00:50,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:00:50" (1/1) ... [2021-12-16 04:00:50,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6e3a59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:50, skipping insertion in model container [2021-12-16 04:00:50,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:00:50" (1/1) ... [2021-12-16 04:00:50,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:00:51,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:00:52,143 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] [2021-12-16 04:00:54,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:00:54,918 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:00:55,040 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] [2021-12-16 04:00:55,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:00:55,752 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:00:55,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55 WrapperNode [2021-12-16 04:00:55,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:00:55,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:00:55,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:00:55,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:00:55,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:55,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,277 INFO L137 Inliner]: procedures = 436, calls = 5982, calls flagged for inlining = 178, calls inlined = 156, statements flattened = 7374 [2021-12-16 04:00:56,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:00:56,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:00:56,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:00:56,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:00:56,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:00:56,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:00:56,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:00:56,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:00:56,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (1/1) ... [2021-12-16 04:00:56,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:00:56,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:00:56,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-16 04:00:56,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-16 04:00:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2021-12-16 04:00:56,744 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2021-12-16 04:00:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2021-12-16 04:00:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2021-12-16 04:00:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-16 04:00:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 04:00:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 04:00:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2021-12-16 04:00:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2021-12-16 04:00:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 04:00:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 04:00:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:00:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:00:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-16 04:00:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-16 04:00:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2021-12-16 04:00:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2021-12-16 04:00:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 04:00:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 04:00:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-16 04:00:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-16 04:00:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:00:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:00:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2021-12-16 04:00:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2021-12-16 04:00:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2021-12-16 04:00:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2021-12-16 04:00:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2021-12-16 04:00:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2021-12-16 04:00:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 04:00:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 04:00:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 04:00:56,749 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 04:00:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 04:00:56,749 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 04:00:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2021-12-16 04:00:56,749 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2021-12-16 04:00:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:00:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:00:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 04:00:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 04:00:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:00:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-16 04:00:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-16 04:00:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 04:00:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 04:00:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-16 04:00:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-16 04:00:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2021-12-16 04:00:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2021-12-16 04:00:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 04:00:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 04:00:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 04:00:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 04:00:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:00:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2021-12-16 04:00:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2021-12-16 04:00:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 04:00:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 04:00:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-16 04:00:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-16 04:00:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:00:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:00:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 04:00:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 04:00:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:00:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:00:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_set_mac_address [2021-12-16 04:00:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_set_mac_address [2021-12-16 04:00:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 04:00:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 04:00:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:00:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:00:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 04:00:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 04:00:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:00:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:00:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-16 04:00:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-16 04:00:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 04:00:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 04:00:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-16 04:00:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-16 04:00:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-16 04:00:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-16 04:00:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-16 04:00:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-16 04:00:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-16 04:00:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-16 04:00:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2021-12-16 04:00:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2021-12-16 04:00:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-16 04:00:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-16 04:00:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:00:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:00:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-16 04:00:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-16 04:00:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2021-12-16 04:00:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2021-12-16 04:00:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-16 04:00:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-16 04:00:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2021-12-16 04:00:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2021-12-16 04:00:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:00:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:00:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:00:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:00:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-16 04:00:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-16 04:00:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 04:00:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 04:00:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2021-12-16 04:00:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2021-12-16 04:00:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-16 04:00:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-16 04:00:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-16 04:00:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-16 04:00:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:00:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:00:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 04:00:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 04:00:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:00:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:00:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:00:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:00:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 04:00:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 04:00:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-16 04:00:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-16 04:00:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-16 04:00:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-16 04:00:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:00:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:00:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:00:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2021-12-16 04:00:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2021-12-16 04:00:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:00:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-16 04:00:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-16 04:00:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-16 04:00:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-16 04:00:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2021-12-16 04:00:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2021-12-16 04:00:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:00:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-16 04:00:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-16 04:00:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-16 04:00:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-16 04:00:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:00:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:00:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-16 04:00:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-16 04:00:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-16 04:00:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-16 04:00:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 04:00:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 04:00:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2021-12-16 04:00:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2021-12-16 04:00:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2021-12-16 04:00:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2021-12-16 04:00:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-16 04:00:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-16 04:00:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-12-16 04:00:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-12-16 04:00:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:00:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:00:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-16 04:00:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-16 04:00:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2021-12-16 04:00:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2021-12-16 04:00:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-16 04:00:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-16 04:00:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 04:00:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 04:00:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2021-12-16 04:00:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2021-12-16 04:00:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2021-12-16 04:00:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2021-12-16 04:00:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-16 04:00:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-16 04:00:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:00:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:00:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2021-12-16 04:00:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2021-12-16 04:00:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:00:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-16 04:00:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-16 04:00:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:00:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:00:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2021-12-16 04:00:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2021-12-16 04:00:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2021-12-16 04:00:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2021-12-16 04:00:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 04:00:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 04:00:56,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 04:00:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 04:00:56,772 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2021-12-16 04:00:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2021-12-16 04:00:56,772 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-16 04:00:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-16 04:00:56,772 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-16 04:00:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-16 04:00:56,773 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-16 04:00:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-16 04:00:56,773 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-16 04:00:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-16 04:00:56,773 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2021-12-16 04:00:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2021-12-16 04:00:56,773 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-16 04:00:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-16 04:00:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-16 04:00:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-16 04:00:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:00:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-16 04:00:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-16 04:00:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2021-12-16 04:00:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2021-12-16 04:00:57,664 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:00:57,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:00:57,954 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:01:02,111 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:01:02,136 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:01:02,136 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-16 04:01:02,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:01:02 BoogieIcfgContainer [2021-12-16 04:01:02,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:01:02,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:01:02,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:01:02,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:01:02,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:00:50" (1/3) ... [2021-12-16 04:01:02,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5767c6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:01:02, skipping insertion in model container [2021-12-16 04:01:02,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:00:55" (2/3) ... [2021-12-16 04:01:02,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5767c6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:01:02, skipping insertion in model container [2021-12-16 04:01:02,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:01:02" (3/3) ... [2021-12-16 04:01:02,149 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 [2021-12-16 04:01:02,153 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:01:02,153 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:01:02,211 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:01:02,225 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 04:01:02,225 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:01:02,278 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) [2021-12-16 04:01:02,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-12-16 04:01:02,287 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:01:02,288 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] [2021-12-16 04:01:02,288 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:01:02,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:01:02,293 INFO L85 PathProgramCache]: Analyzing trace with hash 26763159, now seen corresponding path program 1 times [2021-12-16 04:01:02,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:01:02,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188559694] [2021-12-16 04:01:02,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:01:02,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:01:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:03,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:01:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-16 04:01:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 04:01:03,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:01:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188559694] [2021-12-16 04:01:03,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188559694] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:01:03,281 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:01:03,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:01:03,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257156068] [2021-12-16 04:01:03,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:01:03,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:01:03,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:01:03,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:01:03,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:01:03,326 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) [2021-12-16 04:01:11,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:01:11,318 INFO L93 Difference]: Finished difference Result 5662 states and 8251 transitions. [2021-12-16 04:01:11,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 04:01:11,325 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 [2021-12-16 04:01:11,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:01:11,383 INFO L225 Difference]: With dead ends: 5662 [2021-12-16 04:01:11,383 INFO L226 Difference]: Without dead ends: 3803 [2021-12-16 04:01:11,410 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 [2021-12-16 04:01:11,415 INFO L933 BasicCegarLoop]: 2797 mSDtfsCounter, 4249 mSDsluCounter, 3935 mSDsCounter, 0 mSdLazyCounter, 3075 mSolverCounterSat, 2325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4558 SdHoareTripleChecker+Valid, 6732 SdHoareTripleChecker+Invalid, 5400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2325 IncrementalHoareTripleChecker+Valid, 3075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-12-16 04:01:11,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4558 Valid, 6732 Invalid, 5400 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2325 Valid, 3075 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2021-12-16 04:01:11,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3803 states. [2021-12-16 04:01:11,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3803 to 3455. [2021-12-16 04:01:11,681 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) [2021-12-16 04:01:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 4797 transitions. [2021-12-16 04:01:11,709 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 4797 transitions. Word has length 30 [2021-12-16 04:01:11,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:01:11,710 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 4797 transitions. [2021-12-16 04:01:11,710 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) [2021-12-16 04:01:11,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 4797 transitions. [2021-12-16 04:01:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-16 04:01:11,713 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:01:11,713 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] [2021-12-16 04:01:11,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:01:11,714 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:01:11,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:01:11,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1975872303, now seen corresponding path program 1 times [2021-12-16 04:01:11,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:01:11,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105912236] [2021-12-16 04:01:11,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:01:11,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:01:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:12,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:01:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:12,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-16 04:01:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 04:01:12,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:01:12,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105912236] [2021-12-16 04:01:12,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105912236] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:01:12,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:01:12,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-16 04:01:12,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651345689] [2021-12-16 04:01:12,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:01:12,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 04:01:12,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:01:12,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 04:01:12,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-16 04:01:12,214 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) [2021-12-16 04:01:22,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:01:22,109 INFO L93 Difference]: Finished difference Result 11034 states and 15699 transitions. [2021-12-16 04:01:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-16 04:01:22,110 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 [2021-12-16 04:01:22,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:01:22,173 INFO L225 Difference]: With dead ends: 11034 [2021-12-16 04:01:22,173 INFO L226 Difference]: Without dead ends: 7582 [2021-12-16 04:01:22,199 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 [2021-12-16 04:01:22,200 INFO L933 BasicCegarLoop]: 2783 mSDtfsCounter, 3994 mSDsluCounter, 8667 mSDsCounter, 0 mSdLazyCounter, 4560 mSolverCounterSat, 2261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4297 SdHoareTripleChecker+Valid, 11450 SdHoareTripleChecker+Invalid, 6821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2261 IncrementalHoareTripleChecker+Valid, 4560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2021-12-16 04:01:22,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4297 Valid, 11450 Invalid, 6821 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2261 Valid, 4560 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2021-12-16 04:01:22,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7582 states. [2021-12-16 04:01:22,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7582 to 6920. [2021-12-16 04:01:22,560 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) [2021-12-16 04:01:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 9663 transitions. [2021-12-16 04:01:22,594 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 9663 transitions. Word has length 34 [2021-12-16 04:01:22,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:01:22,595 INFO L470 AbstractCegarLoop]: Abstraction has 6920 states and 9663 transitions. [2021-12-16 04:01:22,595 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) [2021-12-16 04:01:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 9663 transitions. [2021-12-16 04:01:22,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-12-16 04:01:22,615 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:01:22,615 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] [2021-12-16 04:01:22,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 04:01:22,616 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:01:22,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:01:22,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1589497562, now seen corresponding path program 1 times [2021-12-16 04:01:22,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:01:22,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915372186] [2021-12-16 04:01:22,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:01:22,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:01:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:01:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-16 04:01:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-16 04:01:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-16 04:01:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 04:01:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 04:01:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:01:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-16 04:01:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-16 04:01:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:01:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 04:01:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-16 04:01:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-16 04:01:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:01:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-16 04:01:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-16 04:01:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-12-16 04:01:23,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:01:23,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915372186] [2021-12-16 04:01:23,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915372186] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:01:23,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:01:23,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:01:23,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251456422] [2021-12-16 04:01:23,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:01:23,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:01:23,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:01:23,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:01:23,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:01:23,300 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) [2021-12-16 04:01:30,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:01:30,530 INFO L93 Difference]: Finished difference Result 20652 states and 29227 transitions. [2021-12-16 04:01:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-16 04:01:30,530 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 [2021-12-16 04:01:30,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:01:30,641 INFO L225 Difference]: With dead ends: 20652 [2021-12-16 04:01:30,641 INFO L226 Difference]: Without dead ends: 13740 [2021-12-16 04:01:30,680 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 [2021-12-16 04:01:30,684 INFO L933 BasicCegarLoop]: 2786 mSDtfsCounter, 4309 mSDsluCounter, 3780 mSDsCounter, 0 mSdLazyCounter, 3019 mSolverCounterSat, 2901 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4563 SdHoareTripleChecker+Valid, 6566 SdHoareTripleChecker+Invalid, 5920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2901 IncrementalHoareTripleChecker+Valid, 3019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-12-16 04:01:30,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4563 Valid, 6566 Invalid, 5920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2901 Valid, 3019 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-12-16 04:01:30,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13740 states. [2021-12-16 04:01:31,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13740 to 12488. [2021-12-16 04:01:31,193 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) [2021-12-16 04:01:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12488 states to 12488 states and 17317 transitions. [2021-12-16 04:01:31,256 INFO L78 Accepts]: Start accepts. Automaton has 12488 states and 17317 transitions. Word has length 143 [2021-12-16 04:01:31,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:01:31,258 INFO L470 AbstractCegarLoop]: Abstraction has 12488 states and 17317 transitions. [2021-12-16 04:01:31,258 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) [2021-12-16 04:01:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12488 states and 17317 transitions. [2021-12-16 04:01:31,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-12-16 04:01:31,275 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:01:31,275 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] [2021-12-16 04:01:31,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 04:01:31,275 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:01:31,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:01:31,276 INFO L85 PathProgramCache]: Analyzing trace with hash -49449638, now seen corresponding path program 1 times [2021-12-16 04:01:31,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:01:31,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103314604] [2021-12-16 04:01:31,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:01:31,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:01:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:01:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-16 04:01:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-16 04:01:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-16 04:01:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-16 04:01:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-16 04:01:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 04:01:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:01:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-16 04:01:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:01:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-16 04:01:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-16 04:01:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:01:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 04:01:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-16 04:01:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:01:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 04:01:32,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:01:32,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103314604] [2021-12-16 04:01:32,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103314604] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:01:32,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:01:32,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-16 04:01:32,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940712327] [2021-12-16 04:01:32,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:01:32,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-16 04:01:32,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:01:32,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-16 04:01:32,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-12-16 04:01:32,245 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)