./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_2_false-valid-free.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_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_2_false-valid-free.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/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 a0382e9ca8dcc1388e7f0bf52be6824b1c767157 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free) --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 09:39:02,559 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:39:02,560 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:39:02,566 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:39:02,566 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:39:02,567 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:39:02,567 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:39:02,568 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:39:02,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:39:02,569 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:39:02,570 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:39:02,570 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:39:02,570 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:39:02,571 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:39:02,571 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:39:02,572 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:39:02,573 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:39:02,574 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:39:02,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:39:02,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:39:02,577 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:39:02,578 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:39:02,580 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:39:02,580 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:39:02,580 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:39:02,581 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:39:02,581 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:39:02,582 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:39:02,582 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:39:02,583 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:39:02,583 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:39:02,584 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:39:02,584 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:39:02,584 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:39:02,585 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:39:02,585 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:39:02,585 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-08 09:39:02,594 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:39:02,594 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:39:02,595 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:39:02,595 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:39:02,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:39:02,596 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 09:39:02,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:39:02,597 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:39:02,597 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:39:02,598 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:39:02,598 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 09:39:02,599 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:39:02,599 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_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/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 -> a0382e9ca8dcc1388e7f0bf52be6824b1c767157 [2018-12-08 09:39:02,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:39:02,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:39:02,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:39:02,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:39:02,632 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:39:02,632 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_2_false-valid-free.i [2018-12-08 09:39:02,671 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/data/7711a4ee4/b59087a1ad5046d59e9e36923cb3d163/FLAGd680cc253 [2018-12-08 09:39:03,087 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:39:03,088 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/sv-benchmarks/c/ldv-memsafety/memleaks_test6_2_false-valid-free.i [2018-12-08 09:39:03,095 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/data/7711a4ee4/b59087a1ad5046d59e9e36923cb3d163/FLAGd680cc253 [2018-12-08 09:39:03,103 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/data/7711a4ee4/b59087a1ad5046d59e9e36923cb3d163 [2018-12-08 09:39:03,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:39:03,105 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-08 09:39:03,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:39:03,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:39:03,108 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:39:03,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,110 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 08.12 09:39:03, skipping insertion in model container [2018-12-08 09:39:03,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:39:03,135 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:39:03,350 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:39:03,361 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:39:03,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:39:03,426 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:39:03,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03 WrapperNode [2018-12-08 09:39:03,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:39:03,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:39:03,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:39:03,427 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:39:03,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... [2018-12-08 09:39:03,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:39:03,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:39:03,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:39:03,474 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:39:03,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/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 [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-08 09:39:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-08 09:39:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-08 09:39:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2018-12-08 09:39:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure probe3_6 [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-08 09:39:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-08 09:39:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-08 09:39:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-08 09:39:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-08 09:39:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-08 09:39:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-08 09:39:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-08 09:39:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-08 09:39:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-08 09:39:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 09:39:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-08 09:39:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-08 09:39:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure probe3_6 [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-08 09:39:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 09:39:03,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 09:39:03,761 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:39:03,891 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:39:04,053 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 09:39:04,054 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 09:39:04,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:39:04 BoogieIcfgContainer [2018-12-08 09:39:04,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 09:39:04,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 09:39:04,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 09:39:04,057 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 09:39:04,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:39:03" (1/3) ... [2018-12-08 09:39:04,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668f1a21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:39:04, skipping insertion in model container [2018-12-08 09:39:04,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:39:03" (2/3) ... [2018-12-08 09:39:04,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668f1a21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:39:04, skipping insertion in model container [2018-12-08 09:39:04,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:39:04" (3/3) ... [2018-12-08 09:39:04,059 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test6_2_false-valid-free.i [2018-12-08 09:39:04,065 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 09:39:04,070 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 79 error locations. [2018-12-08 09:39:04,080 INFO L257 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2018-12-08 09:39:04,096 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 09:39:04,096 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 09:39:04,096 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-08 09:39:04,096 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 09:39:04,096 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 09:39:04,097 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 09:39:04,097 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 09:39:04,097 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 09:39:04,097 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 09:39:04,110 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-12-08 09:39:04,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 09:39:04,116 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,117 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] [2018-12-08 09:39:04,119 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1937502127, now seen corresponding path program 1 times [2018-12-08 09:39:04,124 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 09:39:04,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 09:39:04,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 09:39:04,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,285 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 5 states. [2018-12-08 09:39:04,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,340 INFO L93 Difference]: Finished difference Result 84 states and 94 transitions. [2018-12-08 09:39:04,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:04,341 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-08 09:39:04,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,348 INFO L225 Difference]: With dead ends: 84 [2018-12-08 09:39:04,348 INFO L226 Difference]: Without dead ends: 81 [2018-12-08 09:39:04,349 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 [2018-12-08 09:39:04,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-12-08 09:39:04,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 64. [2018-12-08 09:39:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-12-08 09:39:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 68 transitions. [2018-12-08 09:39:04,376 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 68 transitions. Word has length 20 [2018-12-08 09:39:04,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,376 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 68 transitions. [2018-12-08 09:39:04,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 09:39:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2018-12-08 09:39:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 09:39:04,377 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,377 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] [2018-12-08 09:39:04,378 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,378 INFO L82 PathProgramCache]: Analyzing trace with hash -2134015632, now seen corresponding path program 1 times [2018-12-08 09:39:04,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 09:39:04,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 09:39:04,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 09:39:04,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 09:39:04,423 INFO L87 Difference]: Start difference. First operand 64 states and 68 transitions. Second operand 4 states. [2018-12-08 09:39:04,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,512 INFO L93 Difference]: Finished difference Result 99 states and 108 transitions. [2018-12-08 09:39:04,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:04,512 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-12-08 09:39:04,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,513 INFO L225 Difference]: With dead ends: 99 [2018-12-08 09:39:04,514 INFO L226 Difference]: Without dead ends: 96 [2018-12-08 09:39:04,514 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-08 09:39:04,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 69. [2018-12-08 09:39:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-12-08 09:39:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 74 transitions. [2018-12-08 09:39:04,519 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 74 transitions. Word has length 20 [2018-12-08 09:39:04,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,519 INFO L480 AbstractCegarLoop]: Abstraction has 69 states and 74 transitions. [2018-12-08 09:39:04,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 09:39:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2018-12-08 09:39:04,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 09:39:04,520 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,520 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] [2018-12-08 09:39:04,520 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,520 INFO L82 PathProgramCache]: Analyzing trace with hash -2134015631, now seen corresponding path program 1 times [2018-12-08 09:39:04,521 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,521 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 09:39:04,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 09:39:04,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 09:39:04,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 09:39:04,558 INFO L87 Difference]: Start difference. First operand 69 states and 74 transitions. Second operand 4 states. [2018-12-08 09:39:04,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,622 INFO L93 Difference]: Finished difference Result 113 states and 119 transitions. [2018-12-08 09:39:04,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:04,622 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-12-08 09:39:04,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,623 INFO L225 Difference]: With dead ends: 113 [2018-12-08 09:39:04,623 INFO L226 Difference]: Without dead ends: 112 [2018-12-08 09:39:04,623 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-12-08 09:39:04,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 97. [2018-12-08 09:39:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-08 09:39:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 115 transitions. [2018-12-08 09:39:04,628 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 115 transitions. Word has length 20 [2018-12-08 09:39:04,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,628 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 115 transitions. [2018-12-08 09:39:04,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 09:39:04,629 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2018-12-08 09:39:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 09:39:04,629 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,629 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] [2018-12-08 09:39:04,629 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,630 INFO L82 PathProgramCache]: Analyzing trace with hash 38792486, now seen corresponding path program 1 times [2018-12-08 09:39:04,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,656 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 09:39:04,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 09:39:04,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 09:39:04,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,657 INFO L87 Difference]: Start difference. First operand 97 states and 115 transitions. Second operand 5 states. [2018-12-08 09:39:04,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,669 INFO L93 Difference]: Finished difference Result 95 states and 111 transitions. [2018-12-08 09:39:04,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:04,669 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-12-08 09:39:04,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,670 INFO L225 Difference]: With dead ends: 95 [2018-12-08 09:39:04,670 INFO L226 Difference]: Without dead ends: 95 [2018-12-08 09:39:04,670 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 [2018-12-08 09:39:04,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-08 09:39:04,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-08 09:39:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-08 09:39:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 111 transitions. [2018-12-08 09:39:04,674 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 111 transitions. Word has length 22 [2018-12-08 09:39:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,675 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 111 transitions. [2018-12-08 09:39:04,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 09:39:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2018-12-08 09:39:04,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 09:39:04,676 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,676 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] [2018-12-08 09:39:04,676 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,677 INFO L82 PathProgramCache]: Analyzing trace with hash -2089614387, now seen corresponding path program 1 times [2018-12-08 09:39:04,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 09:39:04,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 09:39:04,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 09:39:04,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 09:39:04,724 INFO L87 Difference]: Start difference. First operand 95 states and 111 transitions. Second operand 6 states. [2018-12-08 09:39:04,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,826 INFO L93 Difference]: Finished difference Result 107 states and 120 transitions. [2018-12-08 09:39:04,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 09:39:04,826 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-08 09:39:04,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,827 INFO L225 Difference]: With dead ends: 107 [2018-12-08 09:39:04,827 INFO L226 Difference]: Without dead ends: 107 [2018-12-08 09:39:04,827 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-08 09:39:04,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-12-08 09:39:04,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 98. [2018-12-08 09:39:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-12-08 09:39:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 116 transitions. [2018-12-08 09:39:04,832 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 116 transitions. Word has length 22 [2018-12-08 09:39:04,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,832 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 116 transitions. [2018-12-08 09:39:04,832 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 09:39:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2018-12-08 09:39:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 09:39:04,833 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,833 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] [2018-12-08 09:39:04,833 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,833 INFO L82 PathProgramCache]: Analyzing trace with hash -2089614386, now seen corresponding path program 1 times [2018-12-08 09:39:04,833 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:39:04,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 09:39:04,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 09:39:04,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 09:39:04,864 INFO L87 Difference]: Start difference. First operand 98 states and 116 transitions. Second operand 6 states. [2018-12-08 09:39:04,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,884 INFO L93 Difference]: Finished difference Result 95 states and 110 transitions. [2018-12-08 09:39:04,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 09:39:04,884 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-08 09:39:04,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,885 INFO L225 Difference]: With dead ends: 95 [2018-12-08 09:39:04,885 INFO L226 Difference]: Without dead ends: 91 [2018-12-08 09:39:04,885 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 [2018-12-08 09:39:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-12-08 09:39:04,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-12-08 09:39:04,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-12-08 09:39:04,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2018-12-08 09:39:04,889 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 22 [2018-12-08 09:39:04,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,889 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2018-12-08 09:39:04,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 09:39:04,889 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2018-12-08 09:39:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 09:39:04,890 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,890 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] [2018-12-08 09:39:04,890 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1202567326, now seen corresponding path program 1 times [2018-12-08 09:39:04,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 09:39:04,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 09:39:04,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 09:39:04,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,915 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 5 states. [2018-12-08 09:39:04,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:04,962 INFO L93 Difference]: Finished difference Result 93 states and 104 transitions. [2018-12-08 09:39:04,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:04,962 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-08 09:39:04,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:04,963 INFO L225 Difference]: With dead ends: 93 [2018-12-08 09:39:04,963 INFO L226 Difference]: Without dead ends: 93 [2018-12-08 09:39:04,963 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 [2018-12-08 09:39:04,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-12-08 09:39:04,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2018-12-08 09:39:04,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-12-08 09:39:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2018-12-08 09:39:04,966 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 23 [2018-12-08 09:39:04,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:04,966 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2018-12-08 09:39:04,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 09:39:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2018-12-08 09:39:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 09:39:04,967 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:04,967 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] [2018-12-08 09:39:04,967 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:04,967 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:04,968 INFO L82 PathProgramCache]: Analyzing trace with hash 909164319, now seen corresponding path program 1 times [2018-12-08 09:39:04,968 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:04,968 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:04,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:04,969 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:04,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:04,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 09:39:04,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 09:39:04,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 09:39:04,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 09:39:04,995 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 5 states. [2018-12-08 09:39:05,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:05,007 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2018-12-08 09:39:05,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 09:39:05,007 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-08 09:39:05,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:05,007 INFO L225 Difference]: With dead ends: 60 [2018-12-08 09:39:05,007 INFO L226 Difference]: Without dead ends: 56 [2018-12-08 09:39:05,008 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 [2018-12-08 09:39:05,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-08 09:39:05,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-12-08 09:39:05,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-08 09:39:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-12-08 09:39:05,010 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 23 [2018-12-08 09:39:05,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:05,010 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-12-08 09:39:05,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 09:39:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-12-08 09:39:05,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 09:39:05,010 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:05,011 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] [2018-12-08 09:39:05,011 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:05,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:05,011 INFO L82 PathProgramCache]: Analyzing trace with hash -2058974343, now seen corresponding path program 1 times [2018-12-08 09:39:05,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:05,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:05,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:05,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:05,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:05,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:39:05,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 09:39:05,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 09:39:05,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 09:39:05,075 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 7 states. [2018-12-08 09:39:05,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:05,200 INFO L93 Difference]: Finished difference Result 55 states and 57 transitions. [2018-12-08 09:39:05,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 09:39:05,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-12-08 09:39:05,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:05,201 INFO L225 Difference]: With dead ends: 55 [2018-12-08 09:39:05,201 INFO L226 Difference]: Without dead ends: 55 [2018-12-08 09:39:05,201 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-08 09:39:05,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-12-08 09:39:05,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-12-08 09:39:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-12-08 09:39:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2018-12-08 09:39:05,204 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 28 [2018-12-08 09:39:05,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:05,204 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 57 transitions. [2018-12-08 09:39:05,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 09:39:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2018-12-08 09:39:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 09:39:05,205 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:05,205 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] [2018-12-08 09:39:05,206 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:05,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:05,206 INFO L82 PathProgramCache]: Analyzing trace with hash -2058974342, now seen corresponding path program 1 times [2018-12-08 09:39:05,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:05,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:05,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:05,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:05,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:05,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 09:39:05,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 09:39:05,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 09:39:05,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-08 09:39:05,299 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. Second operand 8 states. [2018-12-08 09:39:05,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:05,419 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions. [2018-12-08 09:39:05,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 09:39:05,420 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2018-12-08 09:39:05,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:05,420 INFO L225 Difference]: With dead ends: 53 [2018-12-08 09:39:05,420 INFO L226 Difference]: Without dead ends: 53 [2018-12-08 09:39:05,421 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2018-12-08 09:39:05,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-12-08 09:39:05,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-12-08 09:39:05,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-12-08 09:39:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-12-08 09:39:05,423 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 28 [2018-12-08 09:39:05,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:05,423 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-12-08 09:39:05,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 09:39:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-12-08 09:39:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 09:39:05,424 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:05,424 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] [2018-12-08 09:39:05,425 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:05,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:05,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1795007029, now seen corresponding path program 1 times [2018-12-08 09:39:05,425 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:05,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:05,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:05,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:05,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:05,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:39:05,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 09:39:05,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 09:39:05,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 09:39:05,502 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 7 states. [2018-12-08 09:39:05,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:05,649 INFO L93 Difference]: Finished difference Result 57 states and 58 transitions. [2018-12-08 09:39:05,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 09:39:05,649 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-12-08 09:39:05,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:05,649 INFO L225 Difference]: With dead ends: 57 [2018-12-08 09:39:05,649 INFO L226 Difference]: Without dead ends: 53 [2018-12-08 09:39:05,649 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-12-08 09:39:05,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-12-08 09:39:05,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-12-08 09:39:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-12-08 09:39:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 54 transitions. [2018-12-08 09:39:05,651 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 54 transitions. Word has length 28 [2018-12-08 09:39:05,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:05,651 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 54 transitions. [2018-12-08 09:39:05,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 09:39:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-12-08 09:39:05,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 09:39:05,651 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:05,652 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] [2018-12-08 09:39:05,652 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:05,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:05,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1575105896, now seen corresponding path program 1 times [2018-12-08 09:39:05,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:05,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:05,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:05,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:05,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:05,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:39:05,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 09:39:05,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 09:39:05,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 09:39:05,698 INFO L87 Difference]: Start difference. First operand 53 states and 54 transitions. Second operand 6 states. [2018-12-08 09:39:05,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:05,716 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2018-12-08 09:39:05,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 09:39:05,716 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-12-08 09:39:05,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:05,716 INFO L225 Difference]: With dead ends: 57 [2018-12-08 09:39:05,717 INFO L226 Difference]: Without dead ends: 51 [2018-12-08 09:39:05,717 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 [2018-12-08 09:39:05,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-12-08 09:39:05,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-12-08 09:39:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-12-08 09:39:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 50 transitions. [2018-12-08 09:39:05,718 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 50 transitions. Word has length 30 [2018-12-08 09:39:05,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:05,718 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 50 transitions. [2018-12-08 09:39:05,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 09:39:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 50 transitions. [2018-12-08 09:39:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 09:39:05,719 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:05,719 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] [2018-12-08 09:39:05,719 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:05,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:05,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1307465683, now seen corresponding path program 1 times [2018-12-08 09:39:05,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:05,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:05,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:05,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:05,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:05,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-08 09:39:05,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-08 09:39:05,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-08 09:39:05,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-12-08 09:39:05,819 INFO L87 Difference]: Start difference. First operand 51 states and 50 transitions. Second operand 12 states. [2018-12-08 09:39:06,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:06,024 INFO L93 Difference]: Finished difference Result 50 states and 49 transitions. [2018-12-08 09:39:06,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-08 09:39:06,024 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-12-08 09:39:06,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:06,024 INFO L225 Difference]: With dead ends: 50 [2018-12-08 09:39:06,025 INFO L226 Difference]: Without dead ends: 50 [2018-12-08 09:39:06,025 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2018-12-08 09:39:06,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-08 09:39:06,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-08 09:39:06,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-08 09:39:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 49 transitions. [2018-12-08 09:39:06,027 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 49 transitions. Word has length 37 [2018-12-08 09:39:06,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:06,027 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 49 transitions. [2018-12-08 09:39:06,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-08 09:39:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 49 transitions. [2018-12-08 09:39:06,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 09:39:06,028 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:06,028 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] [2018-12-08 09:39:06,028 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:06,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:06,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1307465682, now seen corresponding path program 1 times [2018-12-08 09:39:06,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:06,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:06,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:06,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:06,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:06,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 09:39:06,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 09:39:06,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 09:39:06,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-08 09:39:06,078 INFO L87 Difference]: Start difference. First operand 50 states and 49 transitions. Second operand 8 states. [2018-12-08 09:39:06,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:06,170 INFO L93 Difference]: Finished difference Result 49 states and 48 transitions. [2018-12-08 09:39:06,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 09:39:06,170 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-12-08 09:39:06,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:06,170 INFO L225 Difference]: With dead ends: 49 [2018-12-08 09:39:06,170 INFO L226 Difference]: Without dead ends: 49 [2018-12-08 09:39:06,171 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-12-08 09:39:06,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-08 09:39:06,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-08 09:39:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-08 09:39:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 48 transitions. [2018-12-08 09:39:06,172 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 48 transitions. Word has length 37 [2018-12-08 09:39:06,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:06,172 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 48 transitions. [2018-12-08 09:39:06,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 09:39:06,173 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 48 transitions. [2018-12-08 09:39:06,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 09:39:06,173 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:06,173 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] [2018-12-08 09:39:06,174 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:06,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:06,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1876730143, now seen corresponding path program 1 times [2018-12-08 09:39:06,174 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:06,174 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:06,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:06,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:39:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:39:06,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:39:06,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-08 09:39:06,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 09:39:06,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 09:39:06,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-08 09:39:06,242 INFO L87 Difference]: Start difference. First operand 49 states and 48 transitions. Second operand 11 states. [2018-12-08 09:39:06,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:39:06,370 INFO L93 Difference]: Finished difference Result 48 states and 47 transitions. [2018-12-08 09:39:06,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 09:39:06,370 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 38 [2018-12-08 09:39:06,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:39:06,370 INFO L225 Difference]: With dead ends: 48 [2018-12-08 09:39:06,370 INFO L226 Difference]: Without dead ends: 48 [2018-12-08 09:39:06,371 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2018-12-08 09:39:06,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-12-08 09:39:06,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-12-08 09:39:06,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-12-08 09:39:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 47 transitions. [2018-12-08 09:39:06,372 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 47 transitions. Word has length 38 [2018-12-08 09:39:06,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:39:06,372 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 47 transitions. [2018-12-08 09:39:06,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 09:39:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 47 transitions. [2018-12-08 09:39:06,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 09:39:06,372 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:39:06,372 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] [2018-12-08 09:39:06,373 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_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err0REQUIRES_VIOLATION, probe3_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe3_6Err1REQUIRES_VIOLATION, probe3_6Err5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:39:06,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:39:06,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1950908141, now seen corresponding path program 1 times [2018-12-08 09:39:06,373 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:39:06,373 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:39:06,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:39:06,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:39:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:39:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:39:06,399 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 09:39:06,410 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:39:06,411 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 13 could not be translated for associated CType STRUCT~~A?p~*VOID# [2018-12-08 09:39:06,411 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:39:06,411 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~A?p~*VOID# [2018-12-08 09:39:06,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:39:06 BoogieIcfgContainer [2018-12-08 09:39:06,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 09:39:06,418 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 09:39:06,418 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 09:39:06,418 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 09:39:06,418 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:39:04" (3/4) ... [2018-12-08 09:39:06,419 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 09:39:06,422 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:39:06,422 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~A?p~*VOID# [2018-12-08 09:39:06,422 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 13 could not be translated for associated CType STRUCT~~A?p~*VOID# [2018-12-08 09:39:06,423 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:39:06,450 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dec4cff6-75ff-4b9c-ad0e-ab20a1574f4a/bin-2019/uautomizer/witness.graphml [2018-12-08 09:39:06,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 09:39:06,451 INFO L168 Benchmark]: Toolchain (without parser) took 3346.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.0 MB). Free memory was 949.6 MB in the beginning and 896.2 MB in the end (delta: 53.3 MB). Peak memory consumption was 269.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,452 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-08 09:39:06,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,452 INFO L168 Benchmark]: Boogie Preprocessor took 47.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,452 INFO L168 Benchmark]: RCFGBuilder took 580.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.6 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,453 INFO L168 Benchmark]: TraceAbstraction took 2362.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 91.2 MB). Free memory was 983.6 MB in the beginning and 902.0 MB in the end (delta: 81.6 MB). Peak memory consumption was 172.8 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,453 INFO L168 Benchmark]: Witness Printer took 32.73 ms. Allocated memory is still 1.2 GB. Free memory was 902.0 MB in the beginning and 896.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-12-08 09:39:06,454 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 320.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 580.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.6 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2362.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 91.2 MB). Free memory was 983.6 MB in the beginning and 902.0 MB in the end (delta: 81.6 MB). Peak memory consumption was 172.8 MB. Max. memory is 11.5 GB. * Witness Printer took 32.73 ms. Allocated memory is still 1.2 GB. Free memory was 902.0 MB in the beginning and 896.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 13 could not be translated for associated CType STRUCT~~A?p~*VOID# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~A?p~*VOID# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~A?p~*VOID# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 13 could not be translated for associated CType STRUCT~~A?p~*VOID# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1464]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1468] struct A a6; VAL [\old(a6)=null, \old(a6)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a6={15:0}, ldv_global_msg_list={16:0}] [L1480] CALL entry_point() VAL [a6={15:0}, ldv_global_msg_list={16:0}] [L1472] CALL, EXPR probe3_6(&a6) VAL [a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}] [L1444] int ret = - -3; VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, ret=3] [L1445] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a6={15:0}, ldv_global_msg_list={16:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={12:0}, a6={15:0}, ldv_global_msg_list={16:0}, malloc(size)={12:0}, size=4] [L1445] RET, EXPR ldv_malloc(sizeof(int)) VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, ldv_malloc(sizeof(int))={12:0}, ret=3] [L1445] int *p = (int *)ldv_malloc(sizeof(int)); [L1446] COND FALSE !(p==0) VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=3] [L1448] CALL, EXPR f6() VAL [a6={15:0}, ldv_global_msg_list={16:0}] [L1435] return __VERIFIER_nondet_int(); [L1448] RET, EXPR f6() VAL [a={15:0}, a={15:0}, a6={15:0}, f6()=0, ldv_global_msg_list={16:0}, p={12:0}, ret=3] [L1448] ret = f6() [L1449] COND FALSE !(ret<0) VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1451] CALL, EXPR g6() VAL [a6={15:0}, ldv_global_msg_list={16:0}] [L1439] return __VERIFIER_nondet_int(); [L1451] RET, EXPR g6() VAL [a={15:0}, a={15:0}, a6={15:0}, g6()=0, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1451] ret = g6() [L1452] COND FALSE !(ret<0) VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1454] a->p = p VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1455] free(p) VAL [a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1455] free(p) [L1456] return 0; VAL [\result=0, a={15:0}, a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}, p={12:0}, ret=0] [L1472] RET, EXPR probe3_6(&a6) VAL [a6={15:0}, ldv_global_msg_list={16:0}, probe3_6(&a6)=0] [L1472] int ret = probe3_6(&a6); [L1473] COND TRUE ret==0 VAL [a6={15:0}, ldv_global_msg_list={16:0}, ret=0] [L1474] CALL disconnect_6(&a6) VAL [a={15:0}, a6={15:0}, ldv_global_msg_list={16:0}] [L1464] EXPR a->p VAL [a={15:0}, a={15:0}, a->p={12:0}, a6={15:0}, ldv_global_msg_list={16:0}] [L1464] free(a->p) VAL [a={15:0}, a={15:0}, a->p={12:0}, a6={15:0}, ldv_global_msg_list={16:0}] [L1464] free(a->p) VAL [a={15:0}, a={15:0}, a->p={12:0}, a6={15:0}, ldv_global_msg_list={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 351 locations, 79 error locations. UNSAFE Result, 2.3s OverallTime, 16 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 755 SDtfs, 705 SDslu, 1841 SDs, 0 SdLazy, 1182 SolverSat, 190 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 50 SyntacticMatches, 6 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred 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, 15 MinimizatonAttempts, 70 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 52820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...