./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--team--team.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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--team--team.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 fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:39:30,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:39:30,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:39:30,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:39:30,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:39:30,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:39:30,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:39:30,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:39:30,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:39:30,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:39:30,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:39:30,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:39:30,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:39:30,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:39:30,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:39:30,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:39:30,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:39:30,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:39:30,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:39:30,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:39:30,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:39:30,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:39:30,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:39:30,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:39:30,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:39:30,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:39:30,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:39:30,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:39:30,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:39:30,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:39:30,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:39:30,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:39:30,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:39:30,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:39:30,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:39:30,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:39:30,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:39:30,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:39:30,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:39:30,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:39:30,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:39:30,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:39:30,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:39:30,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:39:30,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:39:30,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:39:30,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:39:30,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:39:30,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:39:30,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:39:30,647 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:39:30,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:39:30,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:39:30,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:39:30,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:39:30,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:39:30,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:39:30,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:39:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:39:30,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:39:30,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:39:30,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:39:30,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:39:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:39:30,651 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:39:30,651 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:39:30,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:39:30,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:39:30,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf [2021-12-22 14:39:30,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:39:30,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:39:30,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:39:30,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:39:30,826 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:39:30,827 INFO L432 ainManager$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--team--team.ko-entry_point.cil.out.i [2021-12-22 14:39:30,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/988ae48ef/1e618820e13d4a88acfd57abd34ad836/FLAGf1dde91f2 [2021-12-22 14:39:31,435 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:39:31,435 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--team--team.ko-entry_point.cil.out.i [2021-12-22 14:39:31,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/988ae48ef/1e618820e13d4a88acfd57abd34ad836/FLAGf1dde91f2 [2021-12-22 14:39:31,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/988ae48ef/1e618820e13d4a88acfd57abd34ad836 [2021-12-22 14:39:31,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:39:31,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:39:31,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:39:31,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:39:31,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:39:31,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:39:31" (1/1) ... [2021-12-22 14:39:31,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247e383a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:31, skipping insertion in model container [2021-12-22 14:39:31,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:39:31" (1/1) ... [2021-12-22 14:39:31,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:39:31,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:39:32,801 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--team--team.ko-entry_point.cil.out.i[177976,177989] [2021-12-22 14:39:34,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:39:34,253 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:39:34,350 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--team--team.ko-entry_point.cil.out.i[177976,177989] [2021-12-22 14:39:34,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:39:34,706 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:39:34,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34 WrapperNode [2021-12-22 14:39:34,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:39:34,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:39:34,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:39:34,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:39:34,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:34,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:34,953 INFO L137 Inliner]: procedures = 449, calls = 2520, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 6344 [2021-12-22 14:39:34,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:39:34,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:39:34,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:39:34,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:39:34,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:34,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:34,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:34,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:35,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:35,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:35,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:35,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:39:35,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:39:35,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:39:35,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:39:35,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (1/1) ... [2021-12-22 14:39:35,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:39:35,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:39:35,232 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) [2021-12-22 14:39:35,250 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 [2021-12-22 14:39:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 14:39:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 14:39:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-12-22 14:39:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-12-22 14:39:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2021-12-22 14:39:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2021-12-22 14:39:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2021-12-22 14:39:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2021-12-22 14:39:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2021-12-22 14:39:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2021-12-22 14:39:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-12-22 14:39:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-12-22 14:39:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 14:39:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 14:39:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:39:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:39:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2021-12-22 14:39:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2021-12-22 14:39:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2021-12-22 14:39:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2021-12-22 14:39:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2021-12-22 14:39:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2021-12-22 14:39:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-22 14:39:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-22 14:39:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2021-12-22 14:39:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2021-12-22 14:39:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-22 14:39:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-22 14:39:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-22 14:39:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-22 14:39:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-22 14:39:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-22 14:39:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-12-22 14:39:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-12-22 14:39:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2021-12-22 14:39:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2021-12-22 14:39:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2021-12-22 14:39:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2021-12-22 14:39:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2021-12-22 14:39:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2021-12-22 14:39:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-12-22 14:39:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-12-22 14:39:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-22 14:39:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-22 14:39:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 14:39:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 14:39:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2021-12-22 14:39:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2021-12-22 14:39:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-12-22 14:39:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-12-22 14:39:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2021-12-22 14:39:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2021-12-22 14:39:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2021-12-22 14:39:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2021-12-22 14:39:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2021-12-22 14:39:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2021-12-22 14:39:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_tx_queues [2021-12-22 14:39:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_tx_queues [2021-12-22 14:39:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2021-12-22 14:39:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2021-12-22 14:39:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2021-12-22 14:39:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2021-12-22 14:39:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:39:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2021-12-22 14:39:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2021-12-22 14:39:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_kill_vid [2021-12-22 14:39:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_kill_vid [2021-12-22 14:39:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2021-12-22 14:39:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2021-12-22 14:39:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2021-12-22 14:39:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2021-12-22 14:39:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2021-12-22 14:39:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2021-12-22 14:39:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 14:39:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 14:39:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2021-12-22 14:39:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2021-12-22 14:39:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 14:39:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 14:39:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2021-12-22 14:39:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2021-12-22 14:39:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2021-12-22 14:39:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2021-12-22 14:39:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_carrier [2021-12-22 14:39:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_carrier [2021-12-22 14:39:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 14:39:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 14:39:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2021-12-22 14:39:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2021-12-22 14:39:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:39:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2021-12-22 14:39:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2021-12-22 14:39:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2021-12-22 14:39:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2021-12-22 14:39:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure team_fix_features [2021-12-22 14:39:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure team_fix_features [2021-12-22 14:39:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2021-12-22 14:39:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2021-12-22 14:39:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_upper_dev_unlink [2021-12-22 14:39:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_upper_dev_unlink [2021-12-22 14:39:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:39:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2021-12-22 14:39:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2021-12-22 14:39:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2021-12-22 14:39:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2021-12-22 14:39:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:39:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure team_select_queue [2021-12-22 14:39:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure team_select_queue [2021-12-22 14:39:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2021-12-22 14:39:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2021-12-22 14:39:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:39:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:39:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2021-12-22 14:39:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2021-12-22 14:39:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2021-12-22 14:39:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2021-12-22 14:39:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2021-12-22 14:39:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2021-12-22 14:39:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-22 14:39:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-22 14:39:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2021-12-22 14:39:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2021-12-22 14:39:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-22 14:39:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-22 14:39:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 14:39:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 14:39:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2021-12-22 14:39:35,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2021-12-22 14:39:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2021-12-22 14:39:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2021-12-22 14:39:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2021-12-22 14:39:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2021-12-22 14:39:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2021-12-22 14:39:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2021-12-22 14:39:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2021-12-22 14:39:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2021-12-22 14:39:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-22 14:39:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 14:39:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2021-12-22 14:39:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-22 14:39:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-22 14:39:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2021-12-22 14:39:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2021-12-22 14:39:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:39:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:39:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:39:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:39:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2021-12-22 14:39:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2021-12-22 14:39:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 14:39:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 14:39:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2021-12-22 14:39:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2021-12-22 14:39:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2021-12-22 14:39:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2021-12-22 14:39:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2021-12-22 14:39:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2021-12-22 14:39:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 14:39:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mtu [2021-12-22 14:39:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mtu [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 14:39:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2021-12-22 14:39:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2021-12-22 14:39:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-22 14:39:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-22 14:39:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2021-12-22 14:39:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2021-12-22 14:39:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2021-12-22 14:39:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2021-12-22 14:39:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-12-22 14:39:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-12-22 14:39:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-22 14:39:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-22 14:39:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:39:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2021-12-22 14:39:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2021-12-22 14:39:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2021-12-22 14:39:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2021-12-22 14:39:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2021-12-22 14:39:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:39:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-22 14:39:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2021-12-22 14:39:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2021-12-22 14:39:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 14:39:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2021-12-22 14:39:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2021-12-22 14:39:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2021-12-22 14:39:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_stats64 [2021-12-22 14:39:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_stats64 [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-22 14:39:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2021-12-22 14:39:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2021-12-22 14:39:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2021-12-22 14:39:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2021-12-22 14:39:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-22 14:39:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-22 14:39:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2021-12-22 14:39:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2021-12-22 14:39:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2021-12-22 14:39:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2021-12-22 14:39:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-22 14:39:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_add_vid [2021-12-22 14:39:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_add_vid [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 14:39:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:39:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2021-12-22 14:39:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-12-22 14:39:35,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-12-22 14:39:35,299 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2021-12-22 14:39:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2021-12-22 14:39:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:39:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:39:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2021-12-22 14:39:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2021-12-22 14:39:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:39:35,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:39:35,300 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2021-12-22 14:39:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2021-12-22 14:39:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-12-22 14:39:35,304 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-12-22 14:39:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-12-22 14:39:35,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-12-22 14:39:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:39:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:39:35,304 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:39:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2021-12-22 14:39:35,304 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2021-12-22 14:39:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-22 14:39:35,305 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2021-12-22 14:39:35,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 14:39:35,306 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-22 14:39:35,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-22 14:39:35,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-22 14:39:35,306 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2021-12-22 14:39:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2021-12-22 14:39:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2021-12-22 14:39:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2021-12-22 14:39:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-22 14:39:35,307 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-22 14:39:35,307 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 14:39:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-22 14:39:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 14:39:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 14:39:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2021-12-22 14:39:35,308 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2021-12-22 14:39:35,308 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:39:35,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2021-12-22 14:39:35,309 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 14:39:35,309 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_rx_queues [2021-12-22 14:39:35,309 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_rx_queues [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2021-12-22 14:39:35,309 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2021-12-22 14:39:35,309 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-12-22 14:39:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2021-12-22 14:39:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2021-12-22 14:39:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-22 14:39:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2021-12-22 14:39:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2021-12-22 14:39:35,310 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 14:39:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-22 14:39:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2021-12-22 14:39:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:39:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2021-12-22 14:39:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2021-12-22 14:39:35,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2021-12-22 14:39:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2021-12-22 14:39:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:39:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2021-12-22 14:39:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2021-12-22 14:39:35,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2021-12-22 14:39:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2021-12-22 14:39:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2021-12-22 14:39:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2021-12-22 14:39:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2021-12-22 14:39:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2021-12-22 14:39:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2021-12-22 14:39:35,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-22 14:39:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-22 14:39:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-22 14:39:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-12-22 14:39:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_rx_flags [2021-12-22 14:39:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_rx_flags [2021-12-22 14:39:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2021-12-22 14:39:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2021-12-22 14:39:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 14:39:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2021-12-22 14:39:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-22 14:39:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2021-12-22 14:39:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2021-12-22 14:39:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 14:39:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 14:39:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2021-12-22 14:39:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2021-12-22 14:39:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:39:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:39:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2021-12-22 14:39:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2021-12-22 14:39:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2021-12-22 14:39:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-22 14:39:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2021-12-22 14:39:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:39:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2021-12-22 14:39:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2021-12-22 14:39:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2021-12-22 14:39:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2021-12-22 14:39:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2021-12-22 14:39:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2021-12-22 14:39:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2021-12-22 14:39:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2021-12-22 14:39:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2021-12-22 14:39:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2021-12-22 14:39:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure team_newlink [2021-12-22 14:39:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure team_newlink [2021-12-22 14:39:36,203 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:39:36,206 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:39:36,415 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:39:39,290 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:39:39,314 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:39:39,315 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-22 14:39:39,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:39:39 BoogieIcfgContainer [2021-12-22 14:39:39,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:39:39,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:39:39,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:39:39,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:39:39,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:39:31" (1/3) ... [2021-12-22 14:39:39,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cd6a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:39:39, skipping insertion in model container [2021-12-22 14:39:39,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:39:34" (2/3) ... [2021-12-22 14:39:39,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cd6a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:39:39, skipping insertion in model container [2021-12-22 14:39:39,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:39:39" (3/3) ... [2021-12-22 14:39:39,325 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2021-12-22 14:39:39,330 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:39:39,330 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:39:39,381 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:39:39,391 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 [2021-12-22 14:39:39,392 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:39:39,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 2809 states, 2008 states have (on average 1.3834661354581674) internal successors, (2778), 2058 states have internal predecessors, (2778), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) [2021-12-22 14:39:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-22 14:39:39,454 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:39:39,455 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:39:39,455 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:39:39,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:39:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1787358380, now seen corresponding path program 1 times [2021-12-22 14:39:39,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:39:39,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713849304] [2021-12-22 14:39:39,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:39:39,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:39:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:39:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:39:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:39:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:39:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:39:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:39:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:39:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:39:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:39:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:39:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:39:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-22 14:39:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-22 14:39:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:39:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-22 14:39:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-22 14:39:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-22 14:39:40,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:39:40,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713849304] [2021-12-22 14:39:40,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713849304] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:39:40,143 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:39:40,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:39:40,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669988587] [2021-12-22 14:39:40,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:39:40,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:39:40,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:39:40,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:39:40,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:39:40,181 INFO L87 Difference]: Start difference. First operand has 2809 states, 2008 states have (on average 1.3834661354581674) internal successors, (2778), 2058 states have internal predecessors, (2778), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-22 14:39:49,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:39:49,060 INFO L93 Difference]: Finished difference Result 9276 states and 13674 transitions. [2021-12-22 14:39:49,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:39:49,062 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 112 [2021-12-22 14:39:49,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:39:49,123 INFO L225 Difference]: With dead ends: 9276 [2021-12-22 14:39:49,123 INFO L226 Difference]: Without dead ends: 6442 [2021-12-22 14:39:49,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:39:49,145 INFO L933 BasicCegarLoop]: 3994 mSDtfsCounter, 9045 mSDsluCounter, 5971 mSDsCounter, 0 mSdLazyCounter, 4463 mSolverCounterSat, 4309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9400 SdHoareTripleChecker+Valid, 9965 SdHoareTripleChecker+Invalid, 8772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4309 IncrementalHoareTripleChecker+Valid, 4463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:39:49,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9400 Valid, 9965 Invalid, 8772 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4309 Valid, 4463 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2021-12-22 14:39:49,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6442 states. [2021-12-22 14:39:49,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6442 to 5512. [2021-12-22 14:39:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5512 states, 3951 states have (on average 1.3778790179701341) internal successors, (5444), 4034 states have internal predecessors, (5444), 1188 states have call successors, (1188), 373 states have call predecessors, (1188), 372 states have return successors, (1187), 1165 states have call predecessors, (1187), 1187 states have call successors, (1187) [2021-12-22 14:39:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5512 states to 5512 states and 7819 transitions. [2021-12-22 14:39:49,425 INFO L78 Accepts]: Start accepts. Automaton has 5512 states and 7819 transitions. Word has length 112 [2021-12-22 14:39:49,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:39:49,427 INFO L470 AbstractCegarLoop]: Abstraction has 5512 states and 7819 transitions. [2021-12-22 14:39:49,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-22 14:39:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 5512 states and 7819 transitions. [2021-12-22 14:39:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-22 14:39:49,434 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:39:49,434 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:39:49,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:39:49,435 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:39:49,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:39:49,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1654104793, now seen corresponding path program 1 times [2021-12-22 14:39:49,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:39:49,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037491593] [2021-12-22 14:39:49,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:39:49,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:39:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:39:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:39:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:39:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:39:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:39:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:39:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:39:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:39:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:39:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:39:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:39:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-22 14:39:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-22 14:39:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:39:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:49,803 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-22 14:39:49,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:39:49,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037491593] [2021-12-22 14:39:49,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037491593] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:39:49,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:39:49,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:39:49,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925184209] [2021-12-22 14:39:49,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:39:49,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:39:49,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:39:49,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:39:49,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:39:49,809 INFO L87 Difference]: Start difference. First operand 5512 states and 7819 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-22 14:39:56,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:39:56,268 INFO L93 Difference]: Finished difference Result 12374 states and 17899 transitions. [2021-12-22 14:39:56,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:39:56,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 110 [2021-12-22 14:39:56,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:39:56,355 INFO L225 Difference]: With dead ends: 12374 [2021-12-22 14:39:56,355 INFO L226 Difference]: Without dead ends: 6894 [2021-12-22 14:39:56,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-22 14:39:56,371 INFO L933 BasicCegarLoop]: 4166 mSDtfsCounter, 6983 mSDsluCounter, 6813 mSDsCounter, 0 mSdLazyCounter, 3750 mSolverCounterSat, 2757 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7303 SdHoareTripleChecker+Valid, 10979 SdHoareTripleChecker+Invalid, 6507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2757 IncrementalHoareTripleChecker+Valid, 3750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:39:56,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7303 Valid, 10979 Invalid, 6507 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2757 Valid, 3750 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2021-12-22 14:39:56,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2021-12-22 14:39:56,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 5514. [2021-12-22 14:39:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5514 states, 3953 states have (on average 1.3774348596003037) internal successors, (5445), 4036 states have internal predecessors, (5445), 1188 states have call successors, (1188), 373 states have call predecessors, (1188), 372 states have return successors, (1187), 1165 states have call predecessors, (1187), 1187 states have call successors, (1187) [2021-12-22 14:39:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5514 states to 5514 states and 7820 transitions. [2021-12-22 14:39:56,554 INFO L78 Accepts]: Start accepts. Automaton has 5514 states and 7820 transitions. Word has length 110 [2021-12-22 14:39:56,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:39:56,555 INFO L470 AbstractCegarLoop]: Abstraction has 5514 states and 7820 transitions. [2021-12-22 14:39:56,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-22 14:39:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 5514 states and 7820 transitions. [2021-12-22 14:39:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-12-22 14:39:56,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:39:56,562 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:39:56,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 14:39:56,563 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:39:56,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:39:56,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1595905571, now seen corresponding path program 1 times [2021-12-22 14:39:56,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:39:56,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631087340] [2021-12-22 14:39:56,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:39:56,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:39:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:39:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:39:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:39:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:39:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:39:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:39:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:39:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:39:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:39:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:39:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:39:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-22 14:39:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-22 14:39:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:39:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-22 14:39:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-22 14:39:56,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:39:56,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631087340] [2021-12-22 14:39:56,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631087340] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:39:56,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:39:56,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:39:56,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646449788] [2021-12-22 14:39:56,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:39:56,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:39:56,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:39:56,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:39:56,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:39:56,872 INFO L87 Difference]: Start difference. First operand 5514 states and 7820 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-22 14:40:07,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:40:07,041 INFO L93 Difference]: Finished difference Result 18321 states and 26740 transitions. [2021-12-22 14:40:07,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 14:40:07,042 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 111 [2021-12-22 14:40:07,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:40:07,111 INFO L225 Difference]: With dead ends: 18321 [2021-12-22 14:40:07,111 INFO L226 Difference]: Without dead ends: 12824 [2021-12-22 14:40:07,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-12-22 14:40:07,134 INFO L933 BasicCegarLoop]: 4299 mSDtfsCounter, 8840 mSDsluCounter, 13511 mSDsCounter, 0 mSdLazyCounter, 7597 mSolverCounterSat, 4150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9181 SdHoareTripleChecker+Valid, 17810 SdHoareTripleChecker+Invalid, 11747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4150 IncrementalHoareTripleChecker+Valid, 7597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2021-12-22 14:40:07,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9181 Valid, 17810 Invalid, 11747 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4150 Valid, 7597 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2021-12-22 14:40:07,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12824 states. [2021-12-22 14:40:07,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12824 to 11294. [2021-12-22 14:40:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11294 states, 8084 states have (on average 1.375804057397328) internal successors, (11122), 8270 states have internal predecessors, (11122), 2419 states have call successors, (2419), 743 states have call predecessors, (2419), 790 states have return successors, (2673), 2398 states have call predecessors, (2673), 2418 states have call successors, (2673) [2021-12-22 14:40:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11294 states to 11294 states and 16214 transitions. [2021-12-22 14:40:07,605 INFO L78 Accepts]: Start accepts. Automaton has 11294 states and 16214 transitions. Word has length 111 [2021-12-22 14:40:07,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:40:07,606 INFO L470 AbstractCegarLoop]: Abstraction has 11294 states and 16214 transitions. [2021-12-22 14:40:07,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-22 14:40:07,607 INFO L276 IsEmpty]: Start isEmpty. Operand 11294 states and 16214 transitions. [2021-12-22 14:40:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-12-22 14:40:07,630 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:40:07,630 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:40:07,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 14:40:07,630 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:40:07,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:40:07,631 INFO L85 PathProgramCache]: Analyzing trace with hash 209247823, now seen corresponding path program 1 times [2021-12-22 14:40:07,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:40:07,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955886823] [2021-12-22 14:40:07,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:40:07,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:40:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:40:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:40:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:40:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:40:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:40:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:40:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:40:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:40:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:40:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:40:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:40:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-22 14:40:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-22 14:40:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:40:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-22 14:40:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 14:40:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 14:40:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-22 14:40:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:07,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 14:40:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 14:40:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 14:40:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-22 14:40:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 14:40:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-22 14:40:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 14:40:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-22 14:40:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-12-22 14:40:08,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:40:08,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955886823] [2021-12-22 14:40:08,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955886823] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:40:08,117 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:40:08,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:40:08,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602255558] [2021-12-22 14:40:08,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:40:08,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:40:08,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:40:08,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:40:08,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:40:08,119 INFO L87 Difference]: Start difference. First operand 11294 states and 16214 transitions. Second operand has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-22 14:40:16,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:40:16,521 INFO L93 Difference]: Finished difference Result 30313 states and 44034 transitions. [2021-12-22 14:40:16,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 14:40:16,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 250 [2021-12-22 14:40:16,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:40:16,605 INFO L225 Difference]: With dead ends: 30313 [2021-12-22 14:40:16,605 INFO L226 Difference]: Without dead ends: 19051 [2021-12-22 14:40:16,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-22 14:40:16,649 INFO L933 BasicCegarLoop]: 3984 mSDtfsCounter, 8978 mSDsluCounter, 6007 mSDsCounter, 0 mSdLazyCounter, 4823 mSolverCounterSat, 4093 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9487 SdHoareTripleChecker+Valid, 9991 SdHoareTripleChecker+Invalid, 8916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4093 IncrementalHoareTripleChecker+Valid, 4823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-12-22 14:40:16,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9487 Valid, 9991 Invalid, 8916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4093 Valid, 4823 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2021-12-22 14:40:16,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19051 states. [2021-12-22 14:40:17,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19051 to 17006. [2021-12-22 14:40:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17006 states, 12184 states have (on average 1.3721273801707157) internal successors, (16718), 12450 states have internal predecessors, (16718), 3584 states have call successors, (3584), 1111 states have call predecessors, (3584), 1237 states have return successors, (4111), 3616 states have call predecessors, (4111), 3583 states have call successors, (4111) [2021-12-22 14:40:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17006 states to 17006 states and 24413 transitions. [2021-12-22 14:40:17,299 INFO L78 Accepts]: Start accepts. Automaton has 17006 states and 24413 transitions. Word has length 250 [2021-12-22 14:40:17,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:40:17,300 INFO L470 AbstractCegarLoop]: Abstraction has 17006 states and 24413 transitions. [2021-12-22 14:40:17,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-22 14:40:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 17006 states and 24413 transitions. [2021-12-22 14:40:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-12-22 14:40:17,336 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:40:17,337 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:40:17,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 14:40:17,337 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:40:17,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:40:17,337 INFO L85 PathProgramCache]: Analyzing trace with hash 486852609, now seen corresponding path program 1 times [2021-12-22 14:40:17,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:40:17,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31800236] [2021-12-22 14:40:17,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:40:17,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:40:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:40:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:40:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:40:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:40:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:40:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:40:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:40:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:40:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:40:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:40:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-22 14:40:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-22 14:40:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-22 14:40:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:40:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 14:40:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:40:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 14:40:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-22 14:40:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:40:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:40:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 14:40:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-22 14:40:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:40:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:40:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-22 14:40:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 14:40:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:40:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-22 14:40:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-22 14:40:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 14:40:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-22 14:40:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:40:17,820 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-12-22 14:40:17,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:40:17,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31800236] [2021-12-22 14:40:17,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31800236] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:40:17,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:40:17,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-22 14:40:17,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055549496] [2021-12-22 14:40:17,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:40:17,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 14:40:17,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:40:17,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 14:40:17,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-22 14:40:17,823 INFO L87 Difference]: Start difference. First operand 17006 states and 24413 transitions. Second operand has 9 states, 9 states have (on average 16.0) internal successors, (144), 4 states have internal predecessors, (144), 2 states have call successors, (36), 7 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35)