./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b9665c64f05d33d8cbaad336d091302b2843ac77 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 10:53:30,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:53:30,596 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:53:30,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:53:30,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:53:30,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:53:30,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:53:30,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:53:30,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:53:30,606 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:53:30,607 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:53:30,607 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:53:30,607 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:53:30,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:53:30,608 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:53:30,608 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:53:30,609 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:53:30,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:53:30,610 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:53:30,611 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:53:30,612 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:53:30,612 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:53:30,613 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:53:30,613 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:53:30,613 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:53:30,614 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:53:30,614 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:53:30,615 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:53:30,615 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:53:30,616 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:53:30,616 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:53:30,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:53:30,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:53:30,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:53:30,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:53:30,617 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:53:30,617 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-09 10:53:30,624 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:53:30,624 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:53:30,625 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:53:30,625 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:53:30,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 10:53:30,626 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 10:53:30,626 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 10:53:30,626 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:53:30,626 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:53:30,626 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 10:53:30,627 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:53:30,628 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:53:30,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:53:30,629 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:53:30,629 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:53:30,629 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 10:53:30,629 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:53:30,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9665c64f05d33d8cbaad336d091302b2843ac77 [2018-12-09 10:53:30,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:53:30,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:53:30,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:53:30,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:53:30,660 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:53:30,661 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test7_true-valid-memsafety_true-termination.i [2018-12-09 10:53:30,702 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/data/61c18091f/12fa814879b9484b858544367b280d93/FLAG9007160ea [2018-12-09 10:53:31,131 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:53:31,132 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/sv-benchmarks/c/ldv-memsafety/memleaks_test7_true-valid-memsafety_true-termination.i [2018-12-09 10:53:31,140 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/data/61c18091f/12fa814879b9484b858544367b280d93/FLAG9007160ea [2018-12-09 10:53:31,151 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/data/61c18091f/12fa814879b9484b858544367b280d93 [2018-12-09 10:53:31,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:53:31,154 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-09 10:53:31,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:53:31,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:53:31,158 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:53:31,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf3e0cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31, skipping insertion in model container [2018-12-09 10:53:31,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:53:31,196 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:53:31,437 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:53:31,448 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:53:31,481 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:53:31,513 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:53:31,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31 WrapperNode [2018-12-09 10:53:31,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:53:31,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:53:31,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:53:31,514 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:53:31,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... [2018-12-09 10:53:31,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:53:31,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:53:31,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:53:31,560 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:53:31,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 10:53:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-09 10:53:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-09 10:53:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure probe1_6 [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 10:53:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-09 10:53:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-09 10:53:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-09 10:53:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-09 10:53:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-09 10:53:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-09 10:53:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-09 10:53:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 10:53:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-09 10:53:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure probe1_6 [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 10:53:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 10:53:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 10:53:31,834 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 10:53:31,968 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 10:53:32,135 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:53:32,136 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 10:53:32,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:53:32 BoogieIcfgContainer [2018-12-09 10:53:32,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:53:32,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:53:32,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:53:32,139 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:53:32,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:53:31" (1/3) ... [2018-12-09 10:53:32,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ea55ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:53:32, skipping insertion in model container [2018-12-09 10:53:32,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:53:31" (2/3) ... [2018-12-09 10:53:32,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ea55ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:53:32, skipping insertion in model container [2018-12-09 10:53:32,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:53:32" (3/3) ... [2018-12-09 10:53:32,141 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test7_true-valid-memsafety_true-termination.i [2018-12-09 10:53:32,148 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:53:32,153 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 75 error locations. [2018-12-09 10:53:32,163 INFO L257 AbstractCegarLoop]: Starting to check reachability of 75 error locations. [2018-12-09 10:53:32,179 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 10:53:32,180 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:53:32,180 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-09 10:53:32,180 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:53:32,180 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:53:32,180 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:53:32,180 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:53:32,180 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:53:32,180 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:53:32,193 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-12-09 10:53:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 10:53:32,199 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,200 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,202 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,206 INFO L82 PathProgramCache]: Analyzing trace with hash 942196748, now seen corresponding path program 1 times [2018-12-09 10:53:32,207 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 10:53:32,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 10:53:32,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 10:53:32,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,363 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 5 states. [2018-12-09 10:53:32,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,416 INFO L93 Difference]: Finished difference Result 78 states and 87 transitions. [2018-12-09 10:53:32,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 10:53:32,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-09 10:53:32,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,425 INFO L225 Difference]: With dead ends: 78 [2018-12-09 10:53:32,425 INFO L226 Difference]: Without dead ends: 75 [2018-12-09 10:53:32,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-12-09 10:53:32,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 60. [2018-12-09 10:53:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-09 10:53:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2018-12-09 10:53:32,458 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 23 [2018-12-09 10:53:32,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,458 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2018-12-09 10:53:32,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 10:53:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2018-12-09 10:53:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 10:53:32,459 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,459 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,460 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,460 INFO L82 PathProgramCache]: Analyzing trace with hash 611234756, now seen corresponding path program 1 times [2018-12-09 10:53:32,461 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,461 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:53:32,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 10:53:32,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 10:53:32,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,519 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand 5 states. [2018-12-09 10:53:32,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,543 INFO L93 Difference]: Finished difference Result 59 states and 63 transitions. [2018-12-09 10:53:32,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 10:53:32,543 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-09 10:53:32,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,544 INFO L225 Difference]: With dead ends: 59 [2018-12-09 10:53:32,544 INFO L226 Difference]: Without dead ends: 59 [2018-12-09 10:53:32,545 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-12-09 10:53:32,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-12-09 10:53:32,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-12-09 10:53:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 63 transitions. [2018-12-09 10:53:32,550 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 63 transitions. Word has length 23 [2018-12-09 10:53:32,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,551 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 63 transitions. [2018-12-09 10:53:32,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 10:53:32,551 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2018-12-09 10:53:32,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 10:53:32,551 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,552 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,552 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1071279467, now seen corresponding path program 1 times [2018-12-09 10:53:32,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,553 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 10:53:32,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:53:32,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:53:32,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:53:32,601 INFO L87 Difference]: Start difference. First operand 59 states and 63 transitions. Second operand 6 states. [2018-12-09 10:53:32,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,715 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2018-12-09 10:53:32,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:53:32,715 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-12-09 10:53:32,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,717 INFO L225 Difference]: With dead ends: 85 [2018-12-09 10:53:32,717 INFO L226 Difference]: Without dead ends: 85 [2018-12-09 10:53:32,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 10:53:32,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-12-09 10:53:32,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 74. [2018-12-09 10:53:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-12-09 10:53:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions. [2018-12-09 10:53:32,724 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 87 transitions. Word has length 23 [2018-12-09 10:53:32,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,725 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 87 transitions. [2018-12-09 10:53:32,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:53:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2018-12-09 10:53:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 10:53:32,726 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,726 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,726 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1071279468, now seen corresponding path program 1 times [2018-12-09 10:53:32,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:53:32,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:53:32,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:53:32,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:53:32,768 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. Second operand 6 states. [2018-12-09 10:53:32,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,789 INFO L93 Difference]: Finished difference Result 81 states and 94 transitions. [2018-12-09 10:53:32,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 10:53:32,790 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-12-09 10:53:32,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,790 INFO L225 Difference]: With dead ends: 81 [2018-12-09 10:53:32,790 INFO L226 Difference]: Without dead ends: 81 [2018-12-09 10:53:32,791 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:53:32,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-12-09 10:53:32,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 78. [2018-12-09 10:53:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-12-09 10:53:32,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 91 transitions. [2018-12-09 10:53:32,795 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 91 transitions. Word has length 23 [2018-12-09 10:53:32,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,795 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 91 transitions. [2018-12-09 10:53:32,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:53:32,795 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2018-12-09 10:53:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 10:53:32,795 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,796 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,796 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1768408678, now seen corresponding path program 1 times [2018-12-09 10:53:32,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,796 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:53:32,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 10:53:32,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 10:53:32,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,830 INFO L87 Difference]: Start difference. First operand 78 states and 91 transitions. Second operand 5 states. [2018-12-09 10:53:32,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,883 INFO L93 Difference]: Finished difference Result 84 states and 95 transitions. [2018-12-09 10:53:32,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 10:53:32,883 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-09 10:53:32,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,884 INFO L225 Difference]: With dead ends: 84 [2018-12-09 10:53:32,884 INFO L226 Difference]: Without dead ends: 84 [2018-12-09 10:53:32,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-12-09 10:53:32,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2018-12-09 10:53:32,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-12-09 10:53:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 93 transitions. [2018-12-09 10:53:32,890 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 93 transitions. Word has length 24 [2018-12-09 10:53:32,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,891 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 93 transitions. [2018-12-09 10:53:32,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 10:53:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2018-12-09 10:53:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 10:53:32,891 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,891 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,892 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1475005671, now seen corresponding path program 1 times [2018-12-09 10:53:32,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:32,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:32,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 10:53:32,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 10:53:32,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 10:53:32,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,936 INFO L87 Difference]: Start difference. First operand 80 states and 93 transitions. Second operand 5 states. [2018-12-09 10:53:32,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:32,947 INFO L93 Difference]: Finished difference Result 62 states and 65 transitions. [2018-12-09 10:53:32,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 10:53:32,947 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-09 10:53:32,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:32,948 INFO L225 Difference]: With dead ends: 62 [2018-12-09 10:53:32,948 INFO L226 Difference]: Without dead ends: 62 [2018-12-09 10:53:32,948 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:32,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-12-09 10:53:32,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-12-09 10:53:32,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-12-09 10:53:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2018-12-09 10:53:32,951 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 24 [2018-12-09 10:53:32,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:32,951 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2018-12-09 10:53:32,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 10:53:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2018-12-09 10:53:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 10:53:32,951 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:32,951 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:32,952 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:32,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:32,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1150633198, now seen corresponding path program 1 times [2018-12-09 10:53:32,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:32,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:32,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:32,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 10:53:33,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 10:53:33,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 10:53:33,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:53:33,014 INFO L87 Difference]: Start difference. First operand 62 states and 65 transitions. Second operand 4 states. [2018-12-09 10:53:33,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,052 INFO L93 Difference]: Finished difference Result 66 states and 68 transitions. [2018-12-09 10:53:33,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 10:53:33,052 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-12-09 10:53:33,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,053 INFO L225 Difference]: With dead ends: 66 [2018-12-09 10:53:33,053 INFO L226 Difference]: Without dead ends: 54 [2018-12-09 10:53:33,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:53:33,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-12-09 10:53:33,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-12-09 10:53:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-12-09 10:53:33,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2018-12-09 10:53:33,055 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 24 [2018-12-09 10:53:33,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,056 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2018-12-09 10:53:33,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 10:53:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2018-12-09 10:53:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 10:53:33,056 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,056 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,057 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,057 INFO L82 PathProgramCache]: Analyzing trace with hash 598123674, now seen corresponding path program 1 times [2018-12-09 10:53:33,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:53:33,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 10:53:33,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 10:53:33,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:53:33,103 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 7 states. [2018-12-09 10:53:33,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,209 INFO L93 Difference]: Finished difference Result 59 states and 63 transitions. [2018-12-09 10:53:33,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 10:53:33,209 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2018-12-09 10:53:33,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,210 INFO L225 Difference]: With dead ends: 59 [2018-12-09 10:53:33,210 INFO L226 Difference]: Without dead ends: 59 [2018-12-09 10:53:33,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-12-09 10:53:33,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-12-09 10:53:33,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 53. [2018-12-09 10:53:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-12-09 10:53:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-12-09 10:53:33,213 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 29 [2018-12-09 10:53:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,213 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-12-09 10:53:33,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 10:53:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-12-09 10:53:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 10:53:33,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,214 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,214 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,214 INFO L82 PathProgramCache]: Analyzing trace with hash 598123675, now seen corresponding path program 1 times [2018-12-09 10:53:33,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 10:53:33,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 10:53:33,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 10:53:33,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 10:53:33,281 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 8 states. [2018-12-09 10:53:33,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,376 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2018-12-09 10:53:33,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 10:53:33,377 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2018-12-09 10:53:33,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,377 INFO L225 Difference]: With dead ends: 52 [2018-12-09 10:53:33,377 INFO L226 Difference]: Without dead ends: 52 [2018-12-09 10:53:33,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-12-09 10:53:33,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-12-09 10:53:33,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-12-09 10:53:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-12-09 10:53:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 54 transitions. [2018-12-09 10:53:33,379 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 54 transitions. Word has length 29 [2018-12-09 10:53:33,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,380 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 54 transitions. [2018-12-09 10:53:33,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 10:53:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2018-12-09 10:53:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 10:53:33,380 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,380 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,381 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,381 INFO L82 PathProgramCache]: Analyzing trace with hash -2004687162, now seen corresponding path program 1 times [2018-12-09 10:53:33,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:53:33,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:53:33,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:53:33,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:53:33,410 INFO L87 Difference]: Start difference. First operand 52 states and 54 transitions. Second operand 6 states. [2018-12-09 10:53:33,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,427 INFO L93 Difference]: Finished difference Result 59 states and 61 transitions. [2018-12-09 10:53:33,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 10:53:33,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-12-09 10:53:33,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,428 INFO L225 Difference]: With dead ends: 59 [2018-12-09 10:53:33,428 INFO L226 Difference]: Without dead ends: 59 [2018-12-09 10:53:33,429 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:53:33,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-12-09 10:53:33,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56. [2018-12-09 10:53:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-09 10:53:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-12-09 10:53:33,430 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 31 [2018-12-09 10:53:33,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,430 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-12-09 10:53:33,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:53:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-12-09 10:53:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 10:53:33,431 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,431 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,431 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,431 INFO L82 PathProgramCache]: Analyzing trace with hash -2016318185, now seen corresponding path program 1 times [2018-12-09 10:53:33,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,432 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 10:53:33,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 10:53:33,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 10:53:33,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-09 10:53:33,543 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 8 states. [2018-12-09 10:53:33,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,666 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2018-12-09 10:53:33,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 10:53:33,666 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 32 [2018-12-09 10:53:33,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,666 INFO L225 Difference]: With dead ends: 60 [2018-12-09 10:53:33,667 INFO L226 Difference]: Without dead ends: 50 [2018-12-09 10:53:33,667 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-09 10:53:33,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-09 10:53:33,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-09 10:53:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-09 10:53:33,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-12-09 10:53:33,669 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 32 [2018-12-09 10:53:33,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,670 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-12-09 10:53:33,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 10:53:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-12-09 10:53:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 10:53:33,670 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,670 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,671 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1309536226, now seen corresponding path program 1 times [2018-12-09 10:53:33,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:53:33,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 10:53:33,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 10:53:33,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:53:33,714 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 7 states. [2018-12-09 10:53:33,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,772 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-12-09 10:53:33,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 10:53:33,772 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-12-09 10:53:33,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,773 INFO L225 Difference]: With dead ends: 50 [2018-12-09 10:53:33,773 INFO L226 Difference]: Without dead ends: 50 [2018-12-09 10:53:33,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-12-09 10:53:33,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-09 10:53:33,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2018-12-09 10:53:33,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-09 10:53:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2018-12-09 10:53:33,774 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 37 [2018-12-09 10:53:33,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,774 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2018-12-09 10:53:33,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 10:53:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2018-12-09 10:53:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 10:53:33,775 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,775 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,775 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1309536225, now seen corresponding path program 1 times [2018-12-09 10:53:33,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 10:53:33,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 10:53:33,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 10:53:33,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-09 10:53:33,841 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand 8 states. [2018-12-09 10:53:33,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:33,887 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-12-09 10:53:33,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 10:53:33,888 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-12-09 10:53:33,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:33,888 INFO L225 Difference]: With dead ends: 48 [2018-12-09 10:53:33,888 INFO L226 Difference]: Without dead ends: 48 [2018-12-09 10:53:33,888 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-12-09 10:53:33,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-12-09 10:53:33,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-12-09 10:53:33,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-12-09 10:53:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-12-09 10:53:33,890 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 37 [2018-12-09 10:53:33,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:33,890 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-12-09 10:53:33,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 10:53:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-12-09 10:53:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 10:53:33,891 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:33,891 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:33,892 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:33,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:33,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1940917010, now seen corresponding path program 1 times [2018-12-09 10:53:33,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:33,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:33,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:33,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:33,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:33,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 10:53:33,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 10:53:33,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 10:53:33,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-09 10:53:33,964 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 11 states. [2018-12-09 10:53:34,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:34,018 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2018-12-09 10:53:34,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 10:53:34,018 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 38 [2018-12-09 10:53:34,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:34,018 INFO L225 Difference]: With dead ends: 47 [2018-12-09 10:53:34,018 INFO L226 Difference]: Without dead ends: 47 [2018-12-09 10:53:34,018 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2018-12-09 10:53:34,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-09 10:53:34,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-12-09 10:53:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-12-09 10:53:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2018-12-09 10:53:34,020 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 38 [2018-12-09 10:53:34,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:34,020 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2018-12-09 10:53:34,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 10:53:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2018-12-09 10:53:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 10:53:34,021 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:34,021 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:34,021 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:34,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:34,022 INFO L82 PathProgramCache]: Analyzing trace with hash -38884770, now seen corresponding path program 1 times [2018-12-09 10:53:34,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:34,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:34,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:34,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:34,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:34,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:34,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 10:53:34,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 10:53:34,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 10:53:34,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-09 10:53:34,104 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand 11 states. [2018-12-09 10:53:34,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:34,188 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2018-12-09 10:53:34,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 10:53:34,188 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 39 [2018-12-09 10:53:34,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:34,189 INFO L225 Difference]: With dead ends: 47 [2018-12-09 10:53:34,189 INFO L226 Difference]: Without dead ends: 47 [2018-12-09 10:53:34,189 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2018-12-09 10:53:34,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-09 10:53:34,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2018-12-09 10:53:34,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-09 10:53:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2018-12-09 10:53:34,190 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 39 [2018-12-09 10:53:34,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:34,190 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2018-12-09 10:53:34,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 10:53:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2018-12-09 10:53:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 10:53:34,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:34,191 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:34,191 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:34,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:34,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1941475649, now seen corresponding path program 1 times [2018-12-09 10:53:34,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:34,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:34,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:34,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:34,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:34,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 10:53:34,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 10:53:34,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 10:53:34,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:34,213 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand 5 states. [2018-12-09 10:53:34,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:34,217 INFO L93 Difference]: Finished difference Result 46 states and 45 transitions. [2018-12-09 10:53:34,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 10:53:34,218 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-12-09 10:53:34,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:34,218 INFO L225 Difference]: With dead ends: 46 [2018-12-09 10:53:34,218 INFO L226 Difference]: Without dead ends: 46 [2018-12-09 10:53:34,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 10:53:34,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-12-09 10:53:34,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-12-09 10:53:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-09 10:53:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 45 transitions. [2018-12-09 10:53:34,220 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 45 transitions. Word has length 38 [2018-12-09 10:53:34,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:34,220 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 45 transitions. [2018-12-09 10:53:34,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 10:53:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 45 transitions. [2018-12-09 10:53:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 10:53:34,221 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:53:34,221 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:53:34,221 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 10:53:34,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:53:34,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1823144183, now seen corresponding path program 1 times [2018-12-09 10:53:34,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 10:53:34,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 10:53:34,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:53:34,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:53:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:34,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:53:34,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:53:34,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-12-09 10:53:34,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 10:53:34,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 10:53:34,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-12-09 10:53:34,411 INFO L87 Difference]: Start difference. First operand 46 states and 45 transitions. Second operand 14 states. [2018-12-09 10:53:34,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:53:34,603 INFO L93 Difference]: Finished difference Result 45 states and 44 transitions. [2018-12-09 10:53:34,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-09 10:53:34,604 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 45 [2018-12-09 10:53:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:53:34,604 INFO L225 Difference]: With dead ends: 45 [2018-12-09 10:53:34,604 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 10:53:34,604 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2018-12-09 10:53:34,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 10:53:34,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 10:53:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 10:53:34,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 10:53:34,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2018-12-09 10:53:34,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:53:34,605 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 10:53:34,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 10:53:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 10:53:34,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:53:34,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 10:53:34 BoogieIcfgContainer [2018-12-09 10:53:34,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 10:53:34,608 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:53:34,608 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:53:34,608 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:53:34,609 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:53:32" (3/4) ... [2018-12-09 10:53:34,611 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:53:34,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-12-09 10:53:34,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-12-09 10:53:34,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-12-09 10:53:34,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-12-09 10:53:34,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f6 [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-12-09 10:53:34,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g6 [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disconnect_6 [2018-12-09 10:53:34,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure probe1_6 [2018-12-09 10:53:34,621 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-12-09 10:53:34,621 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 10:53:34,621 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 10:53:34,621 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 10:53:34,622 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 10:53:34,653 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d872a5e3-cc58-4d8d-8a31-24c9db647c78/bin-2019/uautomizer/witness.graphml [2018-12-09 10:53:34,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:53:34,654 INFO L168 Benchmark]: Toolchain (without parser) took 3500.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -49.8 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: Boogie Preprocessor took 44.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: RCFGBuilder took 576.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.5 MB in the end (delta: 109.4 MB). Peak memory consumption was 109.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: TraceAbstraction took 2471.08 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 951.8 MB in the beginning and 1.0 GB in the end (delta: -59.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:53:34,655 INFO L168 Benchmark]: Witness Printer took 45.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:53:34,656 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 576.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.5 MB in the end (delta: 109.4 MB). Peak memory consumption was 109.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2471.08 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 57.1 MB). Free memory was 951.8 MB in the beginning and 1.0 GB in the end (delta: -59.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 45.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1474]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1462]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1462]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1457]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1457]: free always succeeds For all program executions holds that free always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 75 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 347 locations, 75 error locations. SAFE Result, 2.4s OverallTime, 17 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 814 SDtfs, 311 SDslu, 2591 SDs, 0 SdLazy, 1384 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 40 SyntacticMatches, 9 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 17 MinimizatonAttempts, 44 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 519 NumberOfCodeBlocks, 519 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 502 ConstructedInterpolants, 0 QuantifiedInterpolants, 82304 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...