./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 ae007674 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-ae00767 [2021-12-28 03:57:41,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:57:41,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:57:41,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:57:41,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:57:41,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:57:41,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:57:41,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:57:41,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:57:41,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:57:41,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:57:41,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:57:41,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:57:41,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:57:41,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:57:41,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:57:41,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:57:41,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:57:41,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:57:41,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:57:41,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:57:41,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:57:41,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:57:41,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:57:41,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:57:41,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:57:41,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:57:41,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:57:41,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:57:41,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:57:41,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:57:41,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:57:41,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:57:41,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:57:41,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:57:41,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:57:41,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:57:41,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:57:41,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:57:41,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:57:41,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:57:41,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:57:41,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:57:41,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:57:41,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:57:41,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:57:41,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:57:41,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:57:41,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:57:41,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:57:41,465 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:57:41,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:57:41,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:57:41,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:57:41,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:57:41,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:57:41,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:57:41,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:57:41,467 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:57:41,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:57:41,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:57:41,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:57:41,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:57:41,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:57:41,469 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:57:41,469 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:57:41,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:57:41,469 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf [2021-12-28 03:57:41,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:57:41,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:57:41,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:57:41,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:57:41,796 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:57:41,797 INFO L432 ainManager$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 [2021-12-28 03:57:41,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc12bbc4/e4d728d15ee94da0ab4d2314f3dcb894/FLAG32c5b037f [2021-12-28 03:57:42,479 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:57:42,479 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 [2021-12-28 03:57:42,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc12bbc4/e4d728d15ee94da0ab4d2314f3dcb894/FLAG32c5b037f [2021-12-28 03:57:42,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc12bbc4/e4d728d15ee94da0ab4d2314f3dcb894 [2021-12-28 03:57:42,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:57:42,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:57:42,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:57:42,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:57:42,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:57:42,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:57:42" (1/1) ... [2021-12-28 03:57:42,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63563ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:42, skipping insertion in model container [2021-12-28 03:57:42,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:57:42" (1/1) ... [2021-12-28 03:57:42,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:57:43,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:57:44,029 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] [2021-12-28 03:57:45,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:57:45,349 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:57:45,437 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] [2021-12-28 03:57:45,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:57:46,080 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:57:46,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46 WrapperNode [2021-12-28 03:57:46,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:57:46,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:57:46,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:57:46,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:57:46,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,303 INFO L137 Inliner]: procedures = 449, calls = 2520, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 6344 [2021-12-28 03:57:46,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:57:46,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:57:46,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:57:46,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:57:46,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:57:46,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:57:46,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:57:46,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:57:46,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (1/1) ... [2021-12-28 03:57:46,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:57:46,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:57:46,615 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) [2021-12-28 03:57:46,717 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 [2021-12-28 03:57:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-28 03:57:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-28 03:57:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-12-28 03:57:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-12-28 03:57:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2021-12-28 03:57:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2021-12-28 03:57:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2021-12-28 03:57:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2021-12-28 03:57:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2021-12-28 03:57:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2021-12-28 03:57:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-12-28 03:57:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-12-28 03:57:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 03:57:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 03:57:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:57:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:57:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2021-12-28 03:57:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2021-12-28 03:57:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2021-12-28 03:57:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2021-12-28 03:57:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2021-12-28 03:57:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2021-12-28 03:57:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-28 03:57:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-28 03:57:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2021-12-28 03:57:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2021-12-28 03:57:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-28 03:57:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-28 03:57:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-28 03:57:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-28 03:57:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-28 03:57:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-28 03:57:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-12-28 03:57:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-12-28 03:57:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2021-12-28 03:57:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2021-12-28 03:57:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2021-12-28 03:57:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2021-12-28 03:57:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2021-12-28 03:57:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2021-12-28 03:57:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-12-28 03:57:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-12-28 03:57:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-28 03:57:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-28 03:57:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 03:57:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 03:57:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2021-12-28 03:57:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2021-12-28 03:57:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-12-28 03:57:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-12-28 03:57:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2021-12-28 03:57:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2021-12-28 03:57:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2021-12-28 03:57:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2021-12-28 03:57:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2021-12-28 03:57:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2021-12-28 03:57:46,728 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_tx_queues [2021-12-28 03:57:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_tx_queues [2021-12-28 03:57:46,728 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2021-12-28 03:57:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2021-12-28 03:57:46,728 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2021-12-28 03:57:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2021-12-28 03:57:46,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:57:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2021-12-28 03:57:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2021-12-28 03:57:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_kill_vid [2021-12-28 03:57:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_kill_vid [2021-12-28 03:57:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2021-12-28 03:57:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2021-12-28 03:57:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2021-12-28 03:57:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2021-12-28 03:57:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2021-12-28 03:57:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2021-12-28 03:57:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 03:57:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 03:57:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2021-12-28 03:57:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2021-12-28 03:57:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 03:57:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 03:57:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2021-12-28 03:57:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2021-12-28 03:57:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_carrier [2021-12-28 03:57:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_carrier [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 03:57:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2021-12-28 03:57:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:57:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2021-12-28 03:57:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2021-12-28 03:57:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2021-12-28 03:57:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2021-12-28 03:57:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure team_fix_features [2021-12-28 03:57:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure team_fix_features [2021-12-28 03:57:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2021-12-28 03:57:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2021-12-28 03:57:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_upper_dev_unlink [2021-12-28 03:57:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_upper_dev_unlink [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2021-12-28 03:57:46,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2021-12-28 03:57:46,733 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure team_select_queue [2021-12-28 03:57:46,733 INFO L138 BoogieDeclarations]: Found implementation of procedure team_select_queue [2021-12-28 03:57:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2021-12-28 03:57:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2021-12-28 03:57:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 03:57:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 03:57:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2021-12-28 03:57:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2021-12-28 03:57:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2021-12-28 03:57:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2021-12-28 03:57:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2021-12-28 03:57:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2021-12-28 03:57:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-28 03:57:46,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-28 03:57:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2021-12-28 03:57:46,735 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2021-12-28 03:57:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-28 03:57:46,735 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-28 03:57:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 03:57:46,735 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 03:57:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2021-12-28 03:57:46,736 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2021-12-28 03:57:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2021-12-28 03:57:46,736 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2021-12-28 03:57:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2021-12-28 03:57:46,736 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2021-12-28 03:57:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2021-12-28 03:57:46,736 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2021-12-28 03:57:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2021-12-28 03:57:46,736 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2021-12-28 03:57:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-28 03:57:46,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-28 03:57:46,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2021-12-28 03:57:46,737 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2021-12-28 03:57:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 03:57:46,737 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2021-12-28 03:57:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 03:57:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2021-12-28 03:57:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2021-12-28 03:57:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 03:57:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 03:57:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2021-12-28 03:57:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2021-12-28 03:57:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2021-12-28 03:57:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2021-12-28 03:57:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2021-12-28 03:57:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2021-12-28 03:57:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2021-12-28 03:57:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2021-12-28 03:57:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 03:57:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 03:57:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mtu [2021-12-28 03:57:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mtu [2021-12-28 03:57:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:57:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:57:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2021-12-28 03:57:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2021-12-28 03:57:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-28 03:57:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-28 03:57:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2021-12-28 03:57:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2021-12-28 03:57:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2021-12-28 03:57:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2021-12-28 03:57:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-12-28 03:57:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-12-28 03:57:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 03:57:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 03:57:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:57:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:57:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2021-12-28 03:57:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2021-12-28 03:57:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2021-12-28 03:57:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2021-12-28 03:57:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2021-12-28 03:57:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:57:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:57:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:57:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:57:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-28 03:57:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-28 03:57:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2021-12-28 03:57:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2021-12-28 03:57:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 03:57:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 03:57:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2021-12-28 03:57:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2021-12-28 03:57:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2021-12-28 03:57:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2021-12-28 03:57:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2021-12-28 03:57:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2021-12-28 03:57:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_stats64 [2021-12-28 03:57:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_stats64 [2021-12-28 03:57:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 03:57:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2021-12-28 03:57:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2021-12-28 03:57:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 03:57:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2021-12-28 03:57:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2021-12-28 03:57:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-28 03:57:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-28 03:57:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_add_vid [2021-12-28 03:57:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_add_vid [2021-12-28 03:57:46,746 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 03:57:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 03:57:46,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:57:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:57:46,746 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2021-12-28 03:57:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2021-12-28 03:57:46,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-12-28 03:57:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-12-28 03:57:46,746 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2021-12-28 03:57:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2021-12-28 03:57:46,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 03:57:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 03:57:46,747 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2021-12-28 03:57:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2021-12-28 03:57:46,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:57:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:57:46,747 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2021-12-28 03:57:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2021-12-28 03:57:46,747 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-12-28 03:57:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-12-28 03:57:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-12-28 03:57:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-12-28 03:57:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:57:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 03:57:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 03:57:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2021-12-28 03:57:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2021-12-28 03:57:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-28 03:57:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-28 03:57:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2021-12-28 03:57:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2021-12-28 03:57:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 03:57:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 03:57:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:57:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-28 03:57:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-28 03:57:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-28 03:57:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2021-12-28 03:57:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2021-12-28 03:57:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2021-12-28 03:57:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2021-12-28 03:57:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2021-12-28 03:57:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-28 03:57:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-28 03:57:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 03:57:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 03:57:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 03:57:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 03:57:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 03:57:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 03:57:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 03:57:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 03:57:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2021-12-28 03:57:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2021-12-28 03:57:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2021-12-28 03:57:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2021-12-28 03:57:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:57:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:57:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2021-12-28 03:57:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2021-12-28 03:57:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 03:57:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 03:57:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_rx_queues [2021-12-28 03:57:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_rx_queues [2021-12-28 03:57:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2021-12-28 03:57:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2021-12-28 03:57:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-12-28 03:57:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-12-28 03:57:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2021-12-28 03:57:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2021-12-28 03:57:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2021-12-28 03:57:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2021-12-28 03:57:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-28 03:57:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2021-12-28 03:57:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2021-12-28 03:57:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 03:57:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-28 03:57:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2021-12-28 03:57:46,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2021-12-28 03:57:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:57:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:57:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2021-12-28 03:57:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2021-12-28 03:57:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:57:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2021-12-28 03:57:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2021-12-28 03:57:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2021-12-28 03:57:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2021-12-28 03:57:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:57:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:57:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2021-12-28 03:57:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2021-12-28 03:57:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2021-12-28 03:57:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2021-12-28 03:57:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2021-12-28 03:57:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2021-12-28 03:57:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2021-12-28 03:57:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2021-12-28 03:57:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2021-12-28 03:57:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2021-12-28 03:57:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2021-12-28 03:57:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2021-12-28 03:57:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2021-12-28 03:57:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2021-12-28 03:57:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2021-12-28 03:57:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2021-12-28 03:57:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-28 03:57:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-28 03:57:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-28 03:57:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-28 03:57:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-28 03:57:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-28 03:57:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-12-28 03:57:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-12-28 03:57:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_rx_flags [2021-12-28 03:57:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_rx_flags [2021-12-28 03:57:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2021-12-28 03:57:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2021-12-28 03:57:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2021-12-28 03:57:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2021-12-28 03:57:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-28 03:57:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-28 03:57:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2021-12-28 03:57:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2021-12-28 03:57:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-28 03:57:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-28 03:57:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2021-12-28 03:57:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2021-12-28 03:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 03:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 03:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2021-12-28 03:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2021-12-28 03:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 03:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 03:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2021-12-28 03:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2021-12-28 03:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2021-12-28 03:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2021-12-28 03:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-28 03:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-28 03:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2021-12-28 03:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2021-12-28 03:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-28 03:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-28 03:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2021-12-28 03:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2021-12-28 03:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2021-12-28 03:57:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2021-12-28 03:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2021-12-28 03:57:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2021-12-28 03:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2021-12-28 03:57:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2021-12-28 03:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2021-12-28 03:57:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2021-12-28 03:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure team_newlink [2021-12-28 03:57:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure team_newlink [2021-12-28 03:57:47,577 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:57:47,580 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:57:47,797 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 03:57:50,926 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:57:50,948 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:57:50,948 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-28 03:57:50,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:50 BoogieIcfgContainer [2021-12-28 03:57:50,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:57:50,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:57:50,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:57:50,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:57:50,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:57:42" (1/3) ... [2021-12-28 03:57:50,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d35d18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:50, skipping insertion in model container [2021-12-28 03:57:50,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:46" (2/3) ... [2021-12-28 03:57:50,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d35d18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:50, skipping insertion in model container [2021-12-28 03:57:50,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:50" (3/3) ... [2021-12-28 03:57:50,957 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 [2021-12-28 03:57:50,960 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:57:50,960 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:57:51,009 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:57:51,018 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 [2021-12-28 03:57:51,020 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:57:51,073 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) [2021-12-28 03:57:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-12-28 03:57:51,085 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:57:51,086 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] [2021-12-28 03:57:51,086 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:57:51,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:57:51,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1787358380, now seen corresponding path program 1 times [2021-12-28 03:57:51,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:57:51,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002212637] [2021-12-28 03:57:51,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:57:51,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:57:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:57:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:57:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:57:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:57:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:57:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:57:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:57:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:57:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:57:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:57:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:57:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:57:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:57:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:57:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-28 03:57:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-28 03:57:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-28 03:57:51,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:57:51,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002212637] [2021-12-28 03:57:51,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002212637] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:57:51,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:57:51,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 03:57:51,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098085465] [2021-12-28 03:57:51,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:57:51,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 03:57:51,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:57:51,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 03:57:51,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:57:51,870 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) [2021-12-28 03:57:59,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:57:59,426 INFO L93 Difference]: Finished difference Result 9276 states and 13674 transitions. [2021-12-28 03:57:59,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:57:59,428 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 [2021-12-28 03:57:59,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:57:59,484 INFO L225 Difference]: With dead ends: 9276 [2021-12-28 03:57:59,485 INFO L226 Difference]: Without dead ends: 6442 [2021-12-28 03:57:59,503 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 [2021-12-28 03:57:59,507 INFO L933 BasicCegarLoop]: 3979 mSDtfsCounter, 9080 mSDsluCounter, 5568 mSDsCounter, 0 mSdLazyCounter, 4801 mSolverCounterSat, 4338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9439 SdHoareTripleChecker+Valid, 9547 SdHoareTripleChecker+Invalid, 9139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4338 IncrementalHoareTripleChecker+Valid, 4801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:57:59,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9439 Valid, 9547 Invalid, 9139 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4338 Valid, 4801 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2021-12-28 03:57:59,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6442 states. [2021-12-28 03:57:59,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6442 to 5512. [2021-12-28 03:57:59,810 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) [2021-12-28 03:57:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5512 states to 5512 states and 7819 transitions. [2021-12-28 03:57:59,836 INFO L78 Accepts]: Start accepts. Automaton has 5512 states and 7819 transitions. Word has length 112 [2021-12-28 03:57:59,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:57:59,837 INFO L470 AbstractCegarLoop]: Abstraction has 5512 states and 7819 transitions. [2021-12-28 03:57:59,837 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) [2021-12-28 03:57:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 5512 states and 7819 transitions. [2021-12-28 03:57:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-28 03:57:59,841 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:57:59,841 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] [2021-12-28 03:57:59,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:57:59,842 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:57:59,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:57:59,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1654104793, now seen corresponding path program 1 times [2021-12-28 03:57:59,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:57:59,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427149428] [2021-12-28 03:57:59,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:57:59,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:57:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:58:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:58:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:58:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:58:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:00,252 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-28 03:58:00,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:00,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427149428] [2021-12-28 03:58:00,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427149428] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:00,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:00,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 03:58:00,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353833029] [2021-12-28 03:58:00,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:00,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:58:00,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:00,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:58:00,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:58:00,257 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) [2021-12-28 03:58:06,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:58:06,499 INFO L93 Difference]: Finished difference Result 12374 states and 17899 transitions. [2021-12-28 03:58:06,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:58:06,500 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 [2021-12-28 03:58:06,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:58:06,555 INFO L225 Difference]: With dead ends: 12374 [2021-12-28 03:58:06,556 INFO L226 Difference]: Without dead ends: 6894 [2021-12-28 03:58:06,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-28 03:58:06,590 INFO L933 BasicCegarLoop]: 4185 mSDtfsCounter, 6962 mSDsluCounter, 6469 mSDsCounter, 0 mSdLazyCounter, 4131 mSolverCounterSat, 2737 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7283 SdHoareTripleChecker+Valid, 10654 SdHoareTripleChecker+Invalid, 6868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2737 IncrementalHoareTripleChecker+Valid, 4131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-28 03:58:06,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7283 Valid, 10654 Invalid, 6868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2737 Valid, 4131 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-28 03:58:06,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2021-12-28 03:58:06,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 5514. [2021-12-28 03:58:06,734 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) [2021-12-28 03:58:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5514 states to 5514 states and 7820 transitions. [2021-12-28 03:58:06,750 INFO L78 Accepts]: Start accepts. Automaton has 5514 states and 7820 transitions. Word has length 110 [2021-12-28 03:58:06,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:58:06,751 INFO L470 AbstractCegarLoop]: Abstraction has 5514 states and 7820 transitions. [2021-12-28 03:58:06,751 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) [2021-12-28 03:58:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 5514 states and 7820 transitions. [2021-12-28 03:58:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-12-28 03:58:06,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:58:06,755 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] [2021-12-28 03:58:06,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 03:58:06,755 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:58:06,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:58:06,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1595905571, now seen corresponding path program 1 times [2021-12-28 03:58:06,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:58:06,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71308178] [2021-12-28 03:58:06,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:58:06,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:58:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:06,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:58:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:58:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:58:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:58:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-28 03:58:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-12-28 03:58:07,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:07,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71308178] [2021-12-28 03:58:07,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71308178] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:07,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:07,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-28 03:58:07,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457454321] [2021-12-28 03:58:07,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:07,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-28 03:58:07,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:07,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-28 03:58:07,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-28 03:58:07,148 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) [2021-12-28 03:58:18,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:58:18,098 INFO L93 Difference]: Finished difference Result 18321 states and 26740 transitions. [2021-12-28 03:58:18,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-28 03:58:18,098 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 [2021-12-28 03:58:18,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:58:18,178 INFO L225 Difference]: With dead ends: 18321 [2021-12-28 03:58:18,178 INFO L226 Difference]: Without dead ends: 12824 [2021-12-28 03:58:18,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-12-28 03:58:18,208 INFO L933 BasicCegarLoop]: 4353 mSDtfsCounter, 8815 mSDsluCounter, 12112 mSDsCounter, 0 mSdLazyCounter, 9267 mSolverCounterSat, 4109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9155 SdHoareTripleChecker+Valid, 16465 SdHoareTripleChecker+Invalid, 13376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4109 IncrementalHoareTripleChecker+Valid, 9267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2021-12-28 03:58:18,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9155 Valid, 16465 Invalid, 13376 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4109 Valid, 9267 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2021-12-28 03:58:18,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12824 states. [2021-12-28 03:58:18,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12824 to 11294. [2021-12-28 03:58:18,559 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) [2021-12-28 03:58:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11294 states to 11294 states and 16214 transitions. [2021-12-28 03:58:18,593 INFO L78 Accepts]: Start accepts. Automaton has 11294 states and 16214 transitions. Word has length 111 [2021-12-28 03:58:18,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:58:18,593 INFO L470 AbstractCegarLoop]: Abstraction has 11294 states and 16214 transitions. [2021-12-28 03:58:18,594 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) [2021-12-28 03:58:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 11294 states and 16214 transitions. [2021-12-28 03:58:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-12-28 03:58:18,618 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:58:18,618 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:58:18,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 03:58:18,618 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:58:18,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:58:18,619 INFO L85 PathProgramCache]: Analyzing trace with hash -19101713, now seen corresponding path program 1 times [2021-12-28 03:58:18,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:58:18,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246046786] [2021-12-28 03:58:18,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:58:18,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:58:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:58:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:58:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:58:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:58:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-28 03:58:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-28 03:58:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:18,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-28 03:58:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 03:58:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 03:58:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-28 03:58:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-28 03:58:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-28 03:58:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-12-28 03:58:19,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:19,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246046786] [2021-12-28 03:58:19,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246046786] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:19,159 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:19,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 03:58:19,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624020450] [2021-12-28 03:58:19,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:19,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:58:19,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:19,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:58:19,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:58:19,161 INFO L87 Difference]: Start difference. First operand 11294 states and 16214 transitions. Second operand has 6 states, 6 states have (on average 22.333333333333332) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-28 03:58:26,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:58:26,389 INFO L93 Difference]: Finished difference Result 30313 states and 44034 transitions. [2021-12-28 03:58:26,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-28 03:58:26,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.333333333333332) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 238 [2021-12-28 03:58:26,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:58:26,471 INFO L225 Difference]: With dead ends: 30313 [2021-12-28 03:58:26,471 INFO L226 Difference]: Without dead ends: 19051 [2021-12-28 03:58:26,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-28 03:58:26,513 INFO L933 BasicCegarLoop]: 3982 mSDtfsCounter, 9060 mSDsluCounter, 5460 mSDsCounter, 0 mSdLazyCounter, 4882 mSolverCounterSat, 4121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9569 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 9003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4121 IncrementalHoareTripleChecker+Valid, 4882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-12-28 03:58:26,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9569 Valid, 9442 Invalid, 9003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4121 Valid, 4882 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2021-12-28 03:58:26,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19051 states. [2021-12-28 03:58:27,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19051 to 17006. [2021-12-28 03:58:27,163 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) [2021-12-28 03:58:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17006 states to 17006 states and 24413 transitions. [2021-12-28 03:58:27,224 INFO L78 Accepts]: Start accepts. Automaton has 17006 states and 24413 transitions. Word has length 238 [2021-12-28 03:58:27,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:58:27,225 INFO L470 AbstractCegarLoop]: Abstraction has 17006 states and 24413 transitions. [2021-12-28 03:58:27,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.333333333333332) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-28 03:58:27,226 INFO L276 IsEmpty]: Start isEmpty. Operand 17006 states and 24413 transitions. [2021-12-28 03:58:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-12-28 03:58:27,260 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:58:27,260 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] [2021-12-28 03:58:27,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 03:58:27,260 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:58:27,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:58:27,261 INFO L85 PathProgramCache]: Analyzing trace with hash 486852609, now seen corresponding path program 1 times [2021-12-28 03:58:27,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:58:27,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688649545] [2021-12-28 03:58:27,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:58:27,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:58:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:58:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:58:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:58:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:58:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-28 03:58:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 03:58:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 03:58:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 03:58:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-28 03:58:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-28 03:58:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 03:58:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 03:58:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-28 03:58:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-28 03:58:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 03:58:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-28 03:58:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:27,771 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-12-28 03:58:27,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:27,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688649545] [2021-12-28 03:58:27,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688649545] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:27,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:27,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-28 03:58:27,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758231713] [2021-12-28 03:58:27,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:27,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-28 03:58:27,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:27,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-28 03:58:27,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-28 03:58:27,774 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) [2021-12-28 03:58:39,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:58:39,653 INFO L93 Difference]: Finished difference Result 36773 states and 54046 transitions. [2021-12-28 03:58:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-28 03:58:39,653 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 258 [2021-12-28 03:58:39,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:58:39,764 INFO L225 Difference]: With dead ends: 36773 [2021-12-28 03:58:39,764 INFO L226 Difference]: Without dead ends: 19799 [2021-12-28 03:58:39,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2021-12-28 03:58:39,805 INFO L933 BasicCegarLoop]: 5479 mSDtfsCounter, 8201 mSDsluCounter, 12280 mSDsCounter, 0 mSdLazyCounter, 10637 mSolverCounterSat, 4782 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8759 SdHoareTripleChecker+Valid, 17759 SdHoareTripleChecker+Invalid, 15419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4782 IncrementalHoareTripleChecker+Valid, 10637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2021-12-28 03:58:39,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8759 Valid, 17759 Invalid, 15419 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4782 Valid, 10637 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2021-12-28 03:58:39,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19799 states. [2021-12-28 03:58:40,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19799 to 16583. [2021-12-28 03:58:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16583 states, 11797 states have (on average 1.3526320250911248) internal successors, (15957), 12076 states have internal predecessors, (15957), 3520 states have call successors, (3520), 1129 states have call predecessors, (3520), 1265 states have return successors, (4066), 3554 states have call predecessors, (4066), 3519 states have call successors, (4066) [2021-12-28 03:58:40,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16583 states to 16583 states and 23543 transitions. [2021-12-28 03:58:40,329 INFO L78 Accepts]: Start accepts. Automaton has 16583 states and 23543 transitions. Word has length 258 [2021-12-28 03:58:40,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:58:40,330 INFO L470 AbstractCegarLoop]: Abstraction has 16583 states and 23543 transitions. [2021-12-28 03:58:40,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-28 03:58:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 16583 states and 23543 transitions. [2021-12-28 03:58:40,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-12-28 03:58:40,359 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:58:40,360 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:58:40,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-28 03:58:40,360 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:58:40,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:58:40,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1195977160, now seen corresponding path program 1 times [2021-12-28 03:58:40,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:58:40,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981895345] [2021-12-28 03:58:40,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:58:40,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:58:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:58:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:58:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:58:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:58:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:58:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:58:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:58:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:58:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:58:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:58:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-28 03:58:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 03:58:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-28 03:58:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:58:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-28 03:58:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-28 03:58:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-28 03:58:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-28 03:58:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-28 03:58:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 03:58:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-28 03:58:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-28 03:58:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-28 03:58:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 03:58:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:40,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 03:58:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 03:58:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:58:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-28 03:58:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-28 03:58:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-12-28 03:58:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-28 03:58:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:58:41,254 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-12-28 03:58:41,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:58:41,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981895345] [2021-12-28 03:58:41,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981895345] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:58:41,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:58:41,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-28 03:58:41,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027731292] [2021-12-28 03:58:41,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:58:41,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-28 03:58:41,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:58:41,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-28 03:58:41,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-12-28 03:58:41,257 INFO L87 Difference]: Start difference. First operand 16583 states and 23543 transitions. Second operand has 12 states, 12 states have (on average 13.75) internal successors, (165), 7 states have internal predecessors, (165), 2 states have call successors, (41), 5 states have call predecessors, (41), 4 states have return successors, (40), 4 states have call predecessors, (40), 2 states have call successors, (40)