./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_4_false-valid-deref.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_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_4_false-valid-deref.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/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 793a8f577aafabe4b97a3dfc9c6deef064cd5c9d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:48:21,765 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:48:21,766 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:48:21,772 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:48:21,772 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:48:21,773 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:48:21,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:48:21,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:48:21,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:48:21,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:48:21,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:48:21,776 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:48:21,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:48:21,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:48:21,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:48:21,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:48:21,778 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:48:21,779 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:48:21,780 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:48:21,781 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:48:21,781 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:48:21,782 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:48:21,783 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:48:21,783 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:48:21,783 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:48:21,784 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:48:21,784 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:48:21,784 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:48:21,785 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:48:21,785 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:48:21,785 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:48:21,786 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:48:21,786 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:48:21,786 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:48:21,787 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:48:21,787 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:48:21,787 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-09 15:48:21,794 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:48:21,794 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:48:21,795 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:48:21,795 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:48:21,795 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:48:21,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:48:21,795 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 15:48:21,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 15:48:21,796 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:48:21,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:48:21,797 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:48:21,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:48:21,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:48:21,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:48:21,798 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 15:48:21,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:48:21,798 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_8c6bf93f-b692-4cba-956e-716a0fb55b98/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 -> 793a8f577aafabe4b97a3dfc9c6deef064cd5c9d [2018-12-09 15:48:21,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:48:21,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:48:21,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:48:21,829 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:48:21,829 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:48:21,830 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_4_false-valid-deref.i [2018-12-09 15:48:21,872 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/data/bbaef9b3c/c32238b030fd4906bbfd57064e05cf4b/FLAGb47900070 [2018-12-09 15:48:22,326 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:48:22,327 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/sv-benchmarks/c/ldv-memsafety/memleaks_test23_4_false-valid-deref.i [2018-12-09 15:48:22,334 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/data/bbaef9b3c/c32238b030fd4906bbfd57064e05cf4b/FLAGb47900070 [2018-12-09 15:48:22,343 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/data/bbaef9b3c/c32238b030fd4906bbfd57064e05cf4b [2018-12-09 15:48:22,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:48:22,345 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-09 15:48:22,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:48:22,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:48:22,348 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:48:22,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188b99af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22, skipping insertion in model container [2018-12-09 15:48:22,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:48:22,377 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:48:22,617 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:48:22,628 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:48:22,665 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:48:22,701 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:48:22,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22 WrapperNode [2018-12-09 15:48:22,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:48:22,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:48:22,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:48:22,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:48:22,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... [2018-12-09 15:48:22,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:48:22,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:48:22,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:48:22,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:48:22,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-09 15:48:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-09 15:48:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-09 15:48:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fetch_item [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_register_report [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_parser_main [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure free_reports [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_open_report [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_device [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_23 [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_23 [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 15:48:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 15:48:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-09 15:48:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-09 15:48:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-09 15:48:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-09 15:48:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-09 15:48:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-09 15:48:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-09 15:48:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:48:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure fetch_item [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure hid_register_report [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure hid_parser_main [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure free_reports [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure hid_open_report [2018-12-09 15:48:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_device [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure probe_23 [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_23 [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 15:48:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 15:48:23,057 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:48:23,206 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:48:23,413 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:48:23,413 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-12-09 15:48:23,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:48:23 BoogieIcfgContainer [2018-12-09 15:48:23,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:48:23,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:48:23,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:48:23,416 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:48:23,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:48:22" (1/3) ... [2018-12-09 15:48:23,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58926c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:48:23, skipping insertion in model container [2018-12-09 15:48:23,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:48:22" (2/3) ... [2018-12-09 15:48:23,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58926c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:48:23, skipping insertion in model container [2018-12-09 15:48:23,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:48:23" (3/3) ... [2018-12-09 15:48:23,418 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test23_4_false-valid-deref.i [2018-12-09 15:48:23,424 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:48:23,429 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 115 error locations. [2018-12-09 15:48:23,439 INFO L257 AbstractCegarLoop]: Starting to check reachability of 115 error locations. [2018-12-09 15:48:23,453 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 15:48:23,453 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:48:23,453 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-09 15:48:23,453 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:48:23,453 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:48:23,453 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:48:23,453 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:48:23,453 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:48:23,453 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:48:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states. [2018-12-09 15:48:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 15:48:23,472 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:23,473 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:23,474 INFO L423 AbstractCegarLoop]: === Iteration 1 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:23,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:23,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1825711846, now seen corresponding path program 1 times [2018-12-09 15:48:23,479 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:23,479 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:23,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:23,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:23,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:23,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:23,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:23,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:48:23,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 15:48:23,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 15:48:23,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:23,696 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 8 states. [2018-12-09 15:48:24,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:24,018 INFO L93 Difference]: Finished difference Result 249 states and 264 transitions. [2018-12-09 15:48:24,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:48:24,019 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2018-12-09 15:48:24,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:24,027 INFO L225 Difference]: With dead ends: 249 [2018-12-09 15:48:24,027 INFO L226 Difference]: Without dead ends: 246 [2018-12-09 15:48:24,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:48:24,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-12-09 15:48:24,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 238. [2018-12-09 15:48:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-09 15:48:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 254 transitions. [2018-12-09 15:48:24,061 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 254 transitions. Word has length 18 [2018-12-09 15:48:24,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:24,061 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 254 transitions. [2018-12-09 15:48:24,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 15:48:24,062 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 254 transitions. [2018-12-09 15:48:24,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 15:48:24,062 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:24,062 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:24,062 INFO L423 AbstractCegarLoop]: === Iteration 2 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:24,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:24,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1825711845, now seen corresponding path program 1 times [2018-12-09 15:48:24,063 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:24,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:24,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:24,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:24,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:24,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:48:24,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:48:24,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:48:24,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:24,120 INFO L87 Difference]: Start difference. First operand 238 states and 254 transitions. Second operand 7 states. [2018-12-09 15:48:24,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:24,357 INFO L93 Difference]: Finished difference Result 243 states and 258 transitions. [2018-12-09 15:48:24,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 15:48:24,358 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-12-09 15:48:24,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:24,359 INFO L225 Difference]: With dead ends: 243 [2018-12-09 15:48:24,359 INFO L226 Difference]: Without dead ends: 243 [2018-12-09 15:48:24,359 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:24,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-12-09 15:48:24,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 237. [2018-12-09 15:48:24,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-12-09 15:48:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 251 transitions. [2018-12-09 15:48:24,368 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 251 transitions. Word has length 18 [2018-12-09 15:48:24,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:24,368 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 251 transitions. [2018-12-09 15:48:24,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:48:24,368 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 251 transitions. [2018-12-09 15:48:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 15:48:24,368 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:24,369 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:24,369 INFO L423 AbstractCegarLoop]: === Iteration 3 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:24,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:24,369 INFO L82 PathProgramCache]: Analyzing trace with hash -726445115, now seen corresponding path program 1 times [2018-12-09 15:48:24,369 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:24,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:24,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:24,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:24,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:24,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:48:24,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:48:24,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:48:24,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:24,407 INFO L87 Difference]: Start difference. First operand 237 states and 251 transitions. Second operand 5 states. [2018-12-09 15:48:24,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:24,422 INFO L93 Difference]: Finished difference Result 230 states and 243 transitions. [2018-12-09 15:48:24,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:48:24,422 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-12-09 15:48:24,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:24,424 INFO L225 Difference]: With dead ends: 230 [2018-12-09 15:48:24,424 INFO L226 Difference]: Without dead ends: 230 [2018-12-09 15:48:24,424 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:24,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-12-09 15:48:24,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 228. [2018-12-09 15:48:24,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-12-09 15:48:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 241 transitions. [2018-12-09 15:48:24,434 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 241 transitions. Word has length 18 [2018-12-09 15:48:24,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:24,434 INFO L480 AbstractCegarLoop]: Abstraction has 228 states and 241 transitions. [2018-12-09 15:48:24,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:48:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 241 transitions. [2018-12-09 15:48:24,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:48:24,435 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:24,435 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] [2018-12-09 15:48:24,435 INFO L423 AbstractCegarLoop]: === Iteration 4 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:24,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:24,435 INFO L82 PathProgramCache]: Analyzing trace with hash -670931717, now seen corresponding path program 1 times [2018-12-09 15:48:24,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:24,436 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:24,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:24,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:24,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:24,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:48:24,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:48:24,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:48:24,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:24,520 INFO L87 Difference]: Start difference. First operand 228 states and 241 transitions. Second operand 7 states. [2018-12-09 15:48:24,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:24,899 INFO L93 Difference]: Finished difference Result 322 states and 343 transitions. [2018-12-09 15:48:24,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:48:24,899 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-12-09 15:48:24,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:24,901 INFO L225 Difference]: With dead ends: 322 [2018-12-09 15:48:24,901 INFO L226 Difference]: Without dead ends: 319 [2018-12-09 15:48:24,901 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-09 15:48:24,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-12-09 15:48:24,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 252. [2018-12-09 15:48:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-12-09 15:48:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 278 transitions. [2018-12-09 15:48:24,909 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 278 transitions. Word has length 22 [2018-12-09 15:48:24,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:24,909 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 278 transitions. [2018-12-09 15:48:24,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:48:24,909 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 278 transitions. [2018-12-09 15:48:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:48:24,909 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:24,909 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] [2018-12-09 15:48:24,910 INFO L423 AbstractCegarLoop]: === Iteration 5 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:24,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:24,910 INFO L82 PathProgramCache]: Analyzing trace with hash -670931716, now seen corresponding path program 1 times [2018-12-09 15:48:24,910 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:24,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:24,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:24,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:24,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:24,989 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:24,989 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:48:24,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 15:48:24,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 15:48:24,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:24,990 INFO L87 Difference]: Start difference. First operand 252 states and 278 transitions. Second operand 8 states. [2018-12-09 15:48:25,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:25,618 INFO L93 Difference]: Finished difference Result 322 states and 342 transitions. [2018-12-09 15:48:25,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 15:48:25,618 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2018-12-09 15:48:25,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:25,620 INFO L225 Difference]: With dead ends: 322 [2018-12-09 15:48:25,620 INFO L226 Difference]: Without dead ends: 322 [2018-12-09 15:48:25,620 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2018-12-09 15:48:25,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2018-12-09 15:48:25,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 251. [2018-12-09 15:48:25,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-12-09 15:48:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 277 transitions. [2018-12-09 15:48:25,628 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 277 transitions. Word has length 22 [2018-12-09 15:48:25,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:25,629 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 277 transitions. [2018-12-09 15:48:25,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 15:48:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 277 transitions. [2018-12-09 15:48:25,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 15:48:25,629 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:25,630 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:25,630 INFO L423 AbstractCegarLoop]: === Iteration 6 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:25,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:25,630 INFO L82 PathProgramCache]: Analyzing trace with hash -645598887, now seen corresponding path program 1 times [2018-12-09 15:48:25,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:25,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:25,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:25,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:25,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:25,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:25,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:48:25,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:48:25,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:48:25,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:25,655 INFO L87 Difference]: Start difference. First operand 251 states and 277 transitions. Second operand 5 states. [2018-12-09 15:48:25,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:25,669 INFO L93 Difference]: Finished difference Result 247 states and 271 transitions. [2018-12-09 15:48:25,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:48:25,669 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-09 15:48:25,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:25,671 INFO L225 Difference]: With dead ends: 247 [2018-12-09 15:48:25,671 INFO L226 Difference]: Without dead ends: 247 [2018-12-09 15:48:25,671 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:25,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-12-09 15:48:25,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2018-12-09 15:48:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-12-09 15:48:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 271 transitions. [2018-12-09 15:48:25,678 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 271 transitions. Word has length 24 [2018-12-09 15:48:25,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:25,678 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 271 transitions. [2018-12-09 15:48:25,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:48:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 271 transitions. [2018-12-09 15:48:25,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 15:48:25,679 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:25,679 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:25,680 INFO L423 AbstractCegarLoop]: === Iteration 7 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:25,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:25,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1151157512, now seen corresponding path program 1 times [2018-12-09 15:48:25,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:25,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:25,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:25,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:25,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:25,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:25,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:48:25,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 15:48:25,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 15:48:25,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:25,737 INFO L87 Difference]: Start difference. First operand 247 states and 271 transitions. Second operand 8 states. [2018-12-09 15:48:26,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:26,166 INFO L93 Difference]: Finished difference Result 306 states and 325 transitions. [2018-12-09 15:48:26,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 15:48:26,166 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2018-12-09 15:48:26,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:26,167 INFO L225 Difference]: With dead ends: 306 [2018-12-09 15:48:26,167 INFO L226 Difference]: Without dead ends: 306 [2018-12-09 15:48:26,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-12-09 15:48:26,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2018-12-09 15:48:26,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 249. [2018-12-09 15:48:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-12-09 15:48:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 273 transitions. [2018-12-09 15:48:26,172 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 273 transitions. Word has length 24 [2018-12-09 15:48:26,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:26,172 INFO L480 AbstractCegarLoop]: Abstraction has 249 states and 273 transitions. [2018-12-09 15:48:26,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 15:48:26,172 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 273 transitions. [2018-12-09 15:48:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 15:48:26,172 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:26,172 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:26,173 INFO L423 AbstractCegarLoop]: === Iteration 8 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:26,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:26,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1151157511, now seen corresponding path program 1 times [2018-12-09 15:48:26,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:26,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:26,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:26,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:26,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:26,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:48:26,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:48:26,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:48:26,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:48:26,194 INFO L87 Difference]: Start difference. First operand 249 states and 273 transitions. Second operand 6 states. [2018-12-09 15:48:26,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:26,211 INFO L93 Difference]: Finished difference Result 243 states and 261 transitions. [2018-12-09 15:48:26,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:48:26,211 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-12-09 15:48:26,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:26,212 INFO L225 Difference]: With dead ends: 243 [2018-12-09 15:48:26,212 INFO L226 Difference]: Without dead ends: 235 [2018-12-09 15:48:26,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:26,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-12-09 15:48:26,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 235. [2018-12-09 15:48:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-12-09 15:48:26,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 253 transitions. [2018-12-09 15:48:26,218 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 253 transitions. Word has length 24 [2018-12-09 15:48:26,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:26,218 INFO L480 AbstractCegarLoop]: Abstraction has 235 states and 253 transitions. [2018-12-09 15:48:26,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:48:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 253 transitions. [2018-12-09 15:48:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 15:48:26,219 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:26,219 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] [2018-12-09 15:48:26,219 INFO L423 AbstractCegarLoop]: === Iteration 9 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:26,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:26,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1556269413, now seen corresponding path program 1 times [2018-12-09 15:48:26,220 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:26,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:26,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:26,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:26,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:26,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:26,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:48:26,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:48:26,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:48:26,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:48:26,269 INFO L87 Difference]: Start difference. First operand 235 states and 253 transitions. Second operand 6 states. [2018-12-09 15:48:26,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:26,423 INFO L93 Difference]: Finished difference Result 240 states and 261 transitions. [2018-12-09 15:48:26,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:48:26,423 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2018-12-09 15:48:26,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:26,424 INFO L225 Difference]: With dead ends: 240 [2018-12-09 15:48:26,424 INFO L226 Difference]: Without dead ends: 240 [2018-12-09 15:48:26,424 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:26,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-12-09 15:48:26,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2018-12-09 15:48:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-09 15:48:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 259 transitions. [2018-12-09 15:48:26,429 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 259 transitions. Word has length 36 [2018-12-09 15:48:26,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:26,429 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 259 transitions. [2018-12-09 15:48:26,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:48:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 259 transitions. [2018-12-09 15:48:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 15:48:26,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:26,430 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] [2018-12-09 15:48:26,431 INFO L423 AbstractCegarLoop]: === Iteration 10 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:26,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:26,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1556269414, now seen corresponding path program 1 times [2018-12-09 15:48:26,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:26,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:26,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:26,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:26,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:26,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:48:26,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:48:26,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:48:26,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:26,528 INFO L87 Difference]: Start difference. First operand 238 states and 259 transitions. Second operand 7 states. [2018-12-09 15:48:26,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:26,750 INFO L93 Difference]: Finished difference Result 239 states and 260 transitions. [2018-12-09 15:48:26,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:48:26,751 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2018-12-09 15:48:26,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:26,752 INFO L225 Difference]: With dead ends: 239 [2018-12-09 15:48:26,752 INFO L226 Difference]: Without dead ends: 239 [2018-12-09 15:48:26,752 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:26,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-12-09 15:48:26,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 236. [2018-12-09 15:48:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-12-09 15:48:26,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 256 transitions. [2018-12-09 15:48:26,759 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 256 transitions. Word has length 36 [2018-12-09 15:48:26,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:26,759 INFO L480 AbstractCegarLoop]: Abstraction has 236 states and 256 transitions. [2018-12-09 15:48:26,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:48:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 256 transitions. [2018-12-09 15:48:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 15:48:26,760 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:26,761 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:26,761 INFO L423 AbstractCegarLoop]: === Iteration 11 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:26,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:26,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1130101448, now seen corresponding path program 1 times [2018-12-09 15:48:26,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:26,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:26,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:26,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:26,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:26,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 15:48:26,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 15:48:26,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 15:48:26,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:48:26,812 INFO L87 Difference]: Start difference. First operand 236 states and 256 transitions. Second operand 6 states. [2018-12-09 15:48:26,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:26,846 INFO L93 Difference]: Finished difference Result 236 states and 255 transitions. [2018-12-09 15:48:26,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:48:26,846 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2018-12-09 15:48:26,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:26,847 INFO L225 Difference]: With dead ends: 236 [2018-12-09 15:48:26,847 INFO L226 Difference]: Without dead ends: 236 [2018-12-09 15:48:26,847 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:48:26,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-12-09 15:48:26,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2018-12-09 15:48:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-12-09 15:48:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 255 transitions. [2018-12-09 15:48:26,851 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 255 transitions. Word has length 40 [2018-12-09 15:48:26,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:26,851 INFO L480 AbstractCegarLoop]: Abstraction has 236 states and 255 transitions. [2018-12-09 15:48:26,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 15:48:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 255 transitions. [2018-12-09 15:48:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 15:48:26,852 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:26,852 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:26,853 INFO L423 AbstractCegarLoop]: === Iteration 12 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:26,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:26,853 INFO L82 PathProgramCache]: Analyzing trace with hash -148316650, now seen corresponding path program 1 times [2018-12-09 15:48:26,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:26,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:26,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:26,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:26,906 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:26,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:48:26,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 15:48:26,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 15:48:26,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-09 15:48:26,907 INFO L87 Difference]: Start difference. First operand 236 states and 255 transitions. Second operand 8 states. [2018-12-09 15:48:27,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:27,237 INFO L93 Difference]: Finished difference Result 252 states and 271 transitions. [2018-12-09 15:48:27,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:48:27,237 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 48 [2018-12-09 15:48:27,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:27,239 INFO L225 Difference]: With dead ends: 252 [2018-12-09 15:48:27,239 INFO L226 Difference]: Without dead ends: 252 [2018-12-09 15:48:27,239 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-12-09 15:48:27,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-12-09 15:48:27,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 232. [2018-12-09 15:48:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2018-12-09 15:48:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 251 transitions. [2018-12-09 15:48:27,243 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 251 transitions. Word has length 48 [2018-12-09 15:48:27,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:27,243 INFO L480 AbstractCegarLoop]: Abstraction has 232 states and 251 transitions. [2018-12-09 15:48:27,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 15:48:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 251 transitions. [2018-12-09 15:48:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 15:48:27,244 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:27,244 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:27,244 INFO L423 AbstractCegarLoop]: === Iteration 13 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:27,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:27,245 INFO L82 PathProgramCache]: Analyzing trace with hash -148316649, now seen corresponding path program 1 times [2018-12-09 15:48:27,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:27,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:27,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:27,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:27,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:27,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:27,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 15:48:27,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 15:48:27,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 15:48:27,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:48:27,314 INFO L87 Difference]: Start difference. First operand 232 states and 251 transitions. Second operand 9 states. [2018-12-09 15:48:27,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:27,858 INFO L93 Difference]: Finished difference Result 278 states and 304 transitions. [2018-12-09 15:48:27,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:48:27,858 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 48 [2018-12-09 15:48:27,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:27,859 INFO L225 Difference]: With dead ends: 278 [2018-12-09 15:48:27,859 INFO L226 Difference]: Without dead ends: 278 [2018-12-09 15:48:27,860 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-12-09 15:48:27,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-12-09 15:48:27,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 255. [2018-12-09 15:48:27,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-12-09 15:48:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 279 transitions. [2018-12-09 15:48:27,865 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 279 transitions. Word has length 48 [2018-12-09 15:48:27,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:27,865 INFO L480 AbstractCegarLoop]: Abstraction has 255 states and 279 transitions. [2018-12-09 15:48:27,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 15:48:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 279 transitions. [2018-12-09 15:48:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 15:48:27,866 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:27,867 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:27,867 INFO L423 AbstractCegarLoop]: === Iteration 14 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:27,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:27,867 INFO L82 PathProgramCache]: Analyzing trace with hash 146895716, now seen corresponding path program 1 times [2018-12-09 15:48:27,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:27,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:27,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:27,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:27,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:27,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:27,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:48:27,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:48:27,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:48:27,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:27,901 INFO L87 Difference]: Start difference. First operand 255 states and 279 transitions. Second operand 5 states. [2018-12-09 15:48:28,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:28,019 INFO L93 Difference]: Finished difference Result 261 states and 289 transitions. [2018-12-09 15:48:28,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:48:28,019 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2018-12-09 15:48:28,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:28,020 INFO L225 Difference]: With dead ends: 261 [2018-12-09 15:48:28,020 INFO L226 Difference]: Without dead ends: 261 [2018-12-09 15:48:28,021 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 15:48:28,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-12-09 15:48:28,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 257. [2018-12-09 15:48:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-12-09 15:48:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 284 transitions. [2018-12-09 15:48:28,025 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 284 transitions. Word has length 54 [2018-12-09 15:48:28,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:28,026 INFO L480 AbstractCegarLoop]: Abstraction has 257 states and 284 transitions. [2018-12-09 15:48:28,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:48:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 284 transitions. [2018-12-09 15:48:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 15:48:28,026 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:28,026 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:28,027 INFO L423 AbstractCegarLoop]: === Iteration 15 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:28,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:28,027 INFO L82 PathProgramCache]: Analyzing trace with hash 146895717, now seen corresponding path program 1 times [2018-12-09 15:48:28,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:28,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:28,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:28,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:28,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:28,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:28,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 15:48:28,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 15:48:28,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 15:48:28,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:48:28,060 INFO L87 Difference]: Start difference. First operand 257 states and 284 transitions. Second operand 4 states. [2018-12-09 15:48:28,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:28,071 INFO L93 Difference]: Finished difference Result 267 states and 295 transitions. [2018-12-09 15:48:28,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 15:48:28,072 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2018-12-09 15:48:28,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:28,073 INFO L225 Difference]: With dead ends: 267 [2018-12-09 15:48:28,073 INFO L226 Difference]: Without dead ends: 267 [2018-12-09 15:48:28,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 15:48:28,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-12-09 15:48:28,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 265. [2018-12-09 15:48:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-12-09 15:48:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 293 transitions. [2018-12-09 15:48:28,077 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 293 transitions. Word has length 54 [2018-12-09 15:48:28,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:28,078 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 293 transitions. [2018-12-09 15:48:28,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 15:48:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 293 transitions. [2018-12-09 15:48:28,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 15:48:28,078 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:28,078 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:28,079 INFO L423 AbstractCegarLoop]: === Iteration 16 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:28,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:28,079 INFO L82 PathProgramCache]: Analyzing trace with hash 938132506, now seen corresponding path program 1 times [2018-12-09 15:48:28,079 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:28,079 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:28,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:28,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:28,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:28,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:48:28,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:48:28,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:48:28,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:28,113 INFO L87 Difference]: Start difference. First operand 265 states and 293 transitions. Second operand 5 states. [2018-12-09 15:48:28,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:28,120 INFO L93 Difference]: Finished difference Result 271 states and 299 transitions. [2018-12-09 15:48:28,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:48:28,121 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2018-12-09 15:48:28,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:28,122 INFO L225 Difference]: With dead ends: 271 [2018-12-09 15:48:28,122 INFO L226 Difference]: Without dead ends: 271 [2018-12-09 15:48:28,122 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:28,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-12-09 15:48:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 269. [2018-12-09 15:48:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-12-09 15:48:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 297 transitions. [2018-12-09 15:48:28,126 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 297 transitions. Word has length 58 [2018-12-09 15:48:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:28,127 INFO L480 AbstractCegarLoop]: Abstraction has 269 states and 297 transitions. [2018-12-09 15:48:28,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:48:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 297 transitions. [2018-12-09 15:48:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 15:48:28,127 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:28,127 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:28,128 INFO L423 AbstractCegarLoop]: === Iteration 17 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:28,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:28,128 INFO L82 PathProgramCache]: Analyzing trace with hash 300639288, now seen corresponding path program 1 times [2018-12-09 15:48:28,128 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:28,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:28,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:28,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:28,195 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:28,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 15:48:28,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 15:48:28,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 15:48:28,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-09 15:48:28,196 INFO L87 Difference]: Start difference. First operand 269 states and 297 transitions. Second operand 9 states. [2018-12-09 15:48:28,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:28,333 INFO L93 Difference]: Finished difference Result 271 states and 300 transitions. [2018-12-09 15:48:28,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:48:28,334 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-12-09 15:48:28,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:28,334 INFO L225 Difference]: With dead ends: 271 [2018-12-09 15:48:28,334 INFO L226 Difference]: Without dead ends: 271 [2018-12-09 15:48:28,335 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-12-09 15:48:28,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-12-09 15:48:28,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 268. [2018-12-09 15:48:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-12-09 15:48:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 295 transitions. [2018-12-09 15:48:28,338 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 295 transitions. Word has length 62 [2018-12-09 15:48:28,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:28,338 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 295 transitions. [2018-12-09 15:48:28,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 15:48:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 295 transitions. [2018-12-09 15:48:28,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 15:48:28,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:28,339 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:28,339 INFO L423 AbstractCegarLoop]: === Iteration 18 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:28,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:28,339 INFO L82 PathProgramCache]: Analyzing trace with hash -72437905, now seen corresponding path program 1 times [2018-12-09 15:48:28,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:28,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:28,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:28,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:28,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:28,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-09 15:48:28,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-09 15:48:28,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-09 15:48:28,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2018-12-09 15:48:28,587 INFO L87 Difference]: Start difference. First operand 268 states and 295 transitions. Second operand 17 states. [2018-12-09 15:48:30,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:30,258 INFO L93 Difference]: Finished difference Result 366 states and 400 transitions. [2018-12-09 15:48:30,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-09 15:48:30,259 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 66 [2018-12-09 15:48:30,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:30,260 INFO L225 Difference]: With dead ends: 366 [2018-12-09 15:48:30,260 INFO L226 Difference]: Without dead ends: 366 [2018-12-09 15:48:30,260 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=841, Unknown=0, NotChecked=0, Total=992 [2018-12-09 15:48:30,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-12-09 15:48:30,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 294. [2018-12-09 15:48:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-12-09 15:48:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 332 transitions. [2018-12-09 15:48:30,265 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 332 transitions. Word has length 66 [2018-12-09 15:48:30,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:30,266 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 332 transitions. [2018-12-09 15:48:30,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-09 15:48:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 332 transitions. [2018-12-09 15:48:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 15:48:30,266 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:30,267 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:30,267 INFO L423 AbstractCegarLoop]: === Iteration 19 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:30,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:30,267 INFO L82 PathProgramCache]: Analyzing trace with hash -72437904, now seen corresponding path program 1 times [2018-12-09 15:48:30,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:30,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:30,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:30,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:30,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:30,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:30,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2018-12-09 15:48:30,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-12-09 15:48:30,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-12-09 15:48:30,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2018-12-09 15:48:30,655 INFO L87 Difference]: Start difference. First operand 294 states and 332 transitions. Second operand 22 states. [2018-12-09 15:48:32,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:32,702 INFO L93 Difference]: Finished difference Result 352 states and 382 transitions. [2018-12-09 15:48:32,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-09 15:48:32,702 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 66 [2018-12-09 15:48:32,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:32,703 INFO L225 Difference]: With dead ends: 352 [2018-12-09 15:48:32,703 INFO L226 Difference]: Without dead ends: 352 [2018-12-09 15:48:32,704 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=342, Invalid=1638, Unknown=0, NotChecked=0, Total=1980 [2018-12-09 15:48:32,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-12-09 15:48:32,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 292. [2018-12-09 15:48:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2018-12-09 15:48:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 328 transitions. [2018-12-09 15:48:32,712 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 328 transitions. Word has length 66 [2018-12-09 15:48:32,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:32,712 INFO L480 AbstractCegarLoop]: Abstraction has 292 states and 328 transitions. [2018-12-09 15:48:32,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-12-09 15:48:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 328 transitions. [2018-12-09 15:48:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 15:48:32,713 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:32,714 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:32,714 INFO L423 AbstractCegarLoop]: === Iteration 20 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:32,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:32,715 INFO L82 PathProgramCache]: Analyzing trace with hash -2140888626, now seen corresponding path program 1 times [2018-12-09 15:48:32,715 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:32,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:32,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:32,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:32,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:32,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:32,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 15:48:32,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 15:48:32,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 15:48:32,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:32,757 INFO L87 Difference]: Start difference. First operand 292 states and 328 transitions. Second operand 5 states. [2018-12-09 15:48:32,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:32,766 INFO L93 Difference]: Finished difference Result 298 states and 333 transitions. [2018-12-09 15:48:32,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 15:48:32,766 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2018-12-09 15:48:32,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:32,768 INFO L225 Difference]: With dead ends: 298 [2018-12-09 15:48:32,768 INFO L226 Difference]: Without dead ends: 298 [2018-12-09 15:48:32,768 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 15:48:32,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-12-09 15:48:32,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 296. [2018-12-09 15:48:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-12-09 15:48:32,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 331 transitions. [2018-12-09 15:48:32,774 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 331 transitions. Word has length 64 [2018-12-09 15:48:32,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:32,774 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 331 transitions. [2018-12-09 15:48:32,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 15:48:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 331 transitions. [2018-12-09 15:48:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 15:48:32,775 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:32,775 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:32,776 INFO L423 AbstractCegarLoop]: === Iteration 21 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:32,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:32,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1456471382, now seen corresponding path program 1 times [2018-12-09 15:48:32,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:32,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:32,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:32,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:32,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:33,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:33,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2018-12-09 15:48:33,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-09 15:48:33,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-09 15:48:33,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2018-12-09 15:48:33,071 INFO L87 Difference]: Start difference. First operand 296 states and 331 transitions. Second operand 21 states. [2018-12-09 15:48:34,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:34,349 INFO L93 Difference]: Finished difference Result 355 states and 394 transitions. [2018-12-09 15:48:34,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-12-09 15:48:34,349 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 66 [2018-12-09 15:48:34,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:34,350 INFO L225 Difference]: With dead ends: 355 [2018-12-09 15:48:34,350 INFO L226 Difference]: Without dead ends: 355 [2018-12-09 15:48:34,351 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=190, Invalid=1450, Unknown=0, NotChecked=0, Total=1640 [2018-12-09 15:48:34,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-12-09 15:48:34,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 320. [2018-12-09 15:48:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 15:48:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 367 transitions. [2018-12-09 15:48:34,358 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 367 transitions. Word has length 66 [2018-12-09 15:48:34,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:34,358 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 367 transitions. [2018-12-09 15:48:34,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-09 15:48:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 367 transitions. [2018-12-09 15:48:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 15:48:34,359 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:34,359 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:34,360 INFO L423 AbstractCegarLoop]: === Iteration 22 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:34,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:34,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1456471381, now seen corresponding path program 1 times [2018-12-09 15:48:34,360 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:34,360 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:34,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:34,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:34,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:34,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:34,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:34,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2018-12-09 15:48:34,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-12-09 15:48:34,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-12-09 15:48:34,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=593, Unknown=0, NotChecked=0, Total=650 [2018-12-09 15:48:34,987 INFO L87 Difference]: Start difference. First operand 320 states and 367 transitions. Second operand 26 states. [2018-12-09 15:48:39,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:39,039 INFO L93 Difference]: Finished difference Result 386 states and 423 transitions. [2018-12-09 15:48:39,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-12-09 15:48:39,040 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 66 [2018-12-09 15:48:39,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:39,041 INFO L225 Difference]: With dead ends: 386 [2018-12-09 15:48:39,042 INFO L226 Difference]: Without dead ends: 386 [2018-12-09 15:48:39,043 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=333, Invalid=2423, Unknown=0, NotChecked=0, Total=2756 [2018-12-09 15:48:39,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2018-12-09 15:48:39,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 320. [2018-12-09 15:48:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 15:48:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 365 transitions. [2018-12-09 15:48:39,058 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 365 transitions. Word has length 66 [2018-12-09 15:48:39,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:39,059 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 365 transitions. [2018-12-09 15:48:39,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-12-09 15:48:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 365 transitions. [2018-12-09 15:48:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 15:48:39,060 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:39,061 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:39,061 INFO L423 AbstractCegarLoop]: === Iteration 23 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:39,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:39,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1923549074, now seen corresponding path program 1 times [2018-12-09 15:48:39,062 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:39,062 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:39,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:39,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:39,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:39,562 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2018-12-09 15:48:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:39,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:39,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-12-09 15:48:39,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-12-09 15:48:39,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-12-09 15:48:39,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=740, Unknown=0, NotChecked=0, Total=812 [2018-12-09 15:48:39,845 INFO L87 Difference]: Start difference. First operand 320 states and 365 transitions. Second operand 29 states. [2018-12-09 15:48:44,512 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 36 [2018-12-09 15:48:45,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:45,032 INFO L93 Difference]: Finished difference Result 390 states and 448 transitions. [2018-12-09 15:48:45,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-09 15:48:45,032 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 69 [2018-12-09 15:48:45,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:45,033 INFO L225 Difference]: With dead ends: 390 [2018-12-09 15:48:45,033 INFO L226 Difference]: Without dead ends: 390 [2018-12-09 15:48:45,034 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=274, Invalid=2378, Unknown=0, NotChecked=0, Total=2652 [2018-12-09 15:48:45,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-12-09 15:48:45,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 344. [2018-12-09 15:48:45,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-12-09 15:48:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 396 transitions. [2018-12-09 15:48:45,038 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 396 transitions. Word has length 69 [2018-12-09 15:48:45,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:45,039 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 396 transitions. [2018-12-09 15:48:45,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-12-09 15:48:45,039 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 396 transitions. [2018-12-09 15:48:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 15:48:45,039 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:45,039 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:45,039 INFO L423 AbstractCegarLoop]: === Iteration 24 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:45,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:45,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1923549073, now seen corresponding path program 1 times [2018-12-09 15:48:45,040 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:45,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:45,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:45,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:45,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:46,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:46,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-12-09 15:48:46,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-12-09 15:48:46,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-12-09 15:48:46,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=738, Unknown=0, NotChecked=0, Total=812 [2018-12-09 15:48:46,348 INFO L87 Difference]: Start difference. First operand 344 states and 396 transitions. Second operand 29 states. [2018-12-09 15:48:51,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:51,050 INFO L93 Difference]: Finished difference Result 411 states and 467 transitions. [2018-12-09 15:48:51,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-09 15:48:51,050 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 69 [2018-12-09 15:48:51,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:51,052 INFO L225 Difference]: With dead ends: 411 [2018-12-09 15:48:51,052 INFO L226 Difference]: Without dead ends: 411 [2018-12-09 15:48:51,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=263, Invalid=2287, Unknown=0, NotChecked=0, Total=2550 [2018-12-09 15:48:51,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-12-09 15:48:51,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 367. [2018-12-09 15:48:51,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2018-12-09 15:48:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 429 transitions. [2018-12-09 15:48:51,059 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 429 transitions. Word has length 69 [2018-12-09 15:48:51,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:51,059 INFO L480 AbstractCegarLoop]: Abstraction has 367 states and 429 transitions. [2018-12-09 15:48:51,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-12-09 15:48:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 429 transitions. [2018-12-09 15:48:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 15:48:51,060 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:51,060 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:51,061 INFO L423 AbstractCegarLoop]: === Iteration 25 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:51,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:51,061 INFO L82 PathProgramCache]: Analyzing trace with hash 490352875, now seen corresponding path program 1 times [2018-12-09 15:48:51,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:51,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:51,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:51,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:51,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:48:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:48:51,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:48:51,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2018-12-09 15:48:51,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-12-09 15:48:51,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-12-09 15:48:51,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=1043, Unknown=0, NotChecked=0, Total=1122 [2018-12-09 15:48:51,941 INFO L87 Difference]: Start difference. First operand 367 states and 429 transitions. Second operand 34 states. [2018-12-09 15:48:56,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:48:56,058 INFO L93 Difference]: Finished difference Result 391 states and 446 transitions. [2018-12-09 15:48:56,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-12-09 15:48:56,058 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 68 [2018-12-09 15:48:56,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:48:56,060 INFO L225 Difference]: With dead ends: 391 [2018-12-09 15:48:56,060 INFO L226 Difference]: Without dead ends: 391 [2018-12-09 15:48:56,062 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 883 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=435, Invalid=4395, Unknown=0, NotChecked=0, Total=4830 [2018-12-09 15:48:56,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-12-09 15:48:56,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 365. [2018-12-09 15:48:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2018-12-09 15:48:56,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 424 transitions. [2018-12-09 15:48:56,070 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 424 transitions. Word has length 68 [2018-12-09 15:48:56,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:48:56,071 INFO L480 AbstractCegarLoop]: Abstraction has 365 states and 424 transitions. [2018-12-09 15:48:56,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-12-09 15:48:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 424 transitions. [2018-12-09 15:48:56,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 15:48:56,072 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:48:56,072 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:48:56,073 INFO L423 AbstractCegarLoop]: === Iteration 26 === [fetch_itemErr7REQUIRES_VIOLATION, fetch_itemErr6REQUIRES_VIOLATION, fetch_itemErr1REQUIRES_VIOLATION, fetch_itemErr0REQUIRES_VIOLATION, fetch_itemErr5REQUIRES_VIOLATION, fetch_itemErr4REQUIRES_VIOLATION, fetch_itemErr3REQUIRES_VIOLATION, fetch_itemErr2REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr3REQUIRES_VIOLATION, free_reportsErr4ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr2REQUIRES_VIOLATION, free_reportsErr5ASSERT_VIOLATIONMEMORY_FREE, free_reportsErr0REQUIRES_VIOLATION, free_reportsErr7REQUIRES_VIOLATION, free_reportsErr1REQUIRES_VIOLATION, free_reportsErr6REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, hid_register_reportErr5REQUIRES_VIOLATION, hid_register_reportErr3REQUIRES_VIOLATION, hid_register_reportErr6REQUIRES_VIOLATION, hid_register_reportErr2REQUIRES_VIOLATION, hid_register_reportErr7REQUIRES_VIOLATION, hid_register_reportErr1REQUIRES_VIOLATION, hid_register_reportErr0REQUIRES_VIOLATION, hid_register_reportErr4REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, hid_parser_mainErr2REQUIRES_VIOLATION, hid_parser_mainErr3REQUIRES_VIOLATION, hid_parser_mainErr1REQUIRES_VIOLATION, hid_parser_mainErr0REQUIRES_VIOLATION, disconnect_deviceErr4ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr2REQUIRES_VIOLATION, disconnect_deviceErr3REQUIRES_VIOLATION, disconnect_deviceErr1REQUIRES_VIOLATION, disconnect_deviceErr5ASSERT_VIOLATIONMEMORY_FREE, disconnect_deviceErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, hid_open_reportErr2REQUIRES_VIOLATION, hid_open_reportErr3REQUIRES_VIOLATION, hid_open_reportErr5ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr1REQUIRES_VIOLATION, hid_open_reportErr6REQUIRES_VIOLATION, hid_open_reportErr4ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr7REQUIRES_VIOLATION, hid_open_reportErr8ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr9ASSERT_VIOLATIONMEMORY_FREE, hid_open_reportErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, probe_23Err1REQUIRES_VIOLATION, probe_23Err0REQUIRES_VIOLATION, probe_23Err3ASSERT_VIOLATIONMEMORY_FREE, probe_23Err2ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION]=== [2018-12-09 15:48:56,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:48:56,073 INFO L82 PathProgramCache]: Analyzing trace with hash 490352876, now seen corresponding path program 1 times [2018-12-09 15:48:56,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:48:56,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:48:56,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:56,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:48:56,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:48:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:48:56,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:48:56,152 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 15:48:56,172 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483649 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-09 15:48:56,173 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483667 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# [2018-12-09 15:48:56,173 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483653 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# [2018-12-09 15:48:56,173 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483648 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-09 15:48:56,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:48:56 BoogieIcfgContainer [2018-12-09 15:48:56,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:48:56,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:48:56,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:48:56,187 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:48:56,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:48:23" (3/4) ... [2018-12-09 15:48:56,190 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 15:48:56,195 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483667 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# [2018-12-09 15:48:56,195 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483648 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-09 15:48:56,195 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483653 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# [2018-12-09 15:48:56,195 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 2147483649 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-09 15:48:56,234 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8c6bf93f-b692-4cba-956e-716a0fb55b98/bin-2019/uautomizer/witness.graphml [2018-12-09 15:48:56,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:48:56,235 INFO L168 Benchmark]: Toolchain (without parser) took 33889.94 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 445.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -122.9 MB). Peak memory consumption was 322.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,235 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:48:56,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -123.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,236 INFO L168 Benchmark]: Boogie Preprocessor took 51.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,236 INFO L168 Benchmark]: RCFGBuilder took 660.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,236 INFO L168 Benchmark]: TraceAbstraction took 32772.63 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 342.4 MB). Free memory was 934.8 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 191.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,236 INFO L168 Benchmark]: Witness Printer took 47.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:48:56,237 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -123.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 660.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 32772.63 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 342.4 MB). Free memory was 934.8 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 191.1 MB. Max. memory is 11.5 GB. * Witness Printer took 47.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2147483649 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 2147483667 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2147483653 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2147483648 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 2147483667 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2147483648 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 2147483653 could not be translated for associated CType STRUCT~~hid_device?report_enum~*hid_report_enum?dev_rdesc~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 2147483649 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: 1477]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1555] struct hid_device dev; VAL [\old(dev)=null, \old(dev)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1565] CALL entry_point() VAL [dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1558] CALL probe_23(&dev) VAL [dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1533] int ret = - -3; VAL [dev={1:0}, dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, ret=3] [L1534] CALL, EXPR ldv_malloc(sizeof(struct hid_report_enum)) VAL [\old(size)=1036, dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=1036, \result={2147483665:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, malloc(size)={2147483665:0}, size=1036] [L1534] RET, EXPR ldv_malloc(sizeof(struct hid_report_enum)) VAL [dev={1:0}, dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, ldv_malloc(sizeof(struct hid_report_enum))={2147483665:0}, ret=3] [L1534] struct hid_report_enum *p = (struct hid_report_enum *)ldv_malloc(sizeof(struct hid_report_enum)); [L1535] COND FALSE !(p==0) VAL [dev={1:0}, dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, p={2147483665:0}, ret=3] [L1537] CALL LDV_INIT_LIST_HEAD(&p->report_list) VAL [dev={1:0}, ldv_global_msg_list={2147483670:0}, list={2147483665:4}] [L1099] list->next = list VAL [dev={1:0}, ldv_global_msg_list={2147483670:0}, list={2147483665:4}, list={2147483665:4}] [L1100] list->prev = list VAL [dev={1:0}, ldv_global_msg_list={2147483670:0}, list={2147483665:4}, list={2147483665:4}] [L1537] RET LDV_INIT_LIST_HEAD(&p->report_list) VAL [dev={1:0}, dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, p={2147483665:0}, ret=3] [L1538] dev->report_enum = p VAL [dev={1:0}, dev={1:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, p={2147483665:0}, ret=3] [L1540] CALL hid_open_report(dev) VAL [dev={1:0}, device={1:0}, ldv_global_msg_list={2147483670:0}] [L1504] struct hid_parser *parser; [L1505] struct hid_item item; VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1506] CALL, EXPR ldv_zalloc(sizeof(struct hid_parser)) VAL [\old(size)=8, dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1081] EXPR, FCALL calloc(size, 1) VAL [\old(size)=8, calloc(size, 1)={2147483655:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, size=8] [L1081] return calloc(size, 1); VAL [\old(size)=8, \result={2147483655:0}, calloc(size, 1)={2147483655:0}, dev={1:0}, ldv_global_msg_list={2147483670:0}, size=8] [L1506] RET, EXPR ldv_zalloc(sizeof(struct hid_parser)) VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, ldv_zalloc(sizeof(struct hid_parser))={2147483655:0}] [L1506] parser = ldv_zalloc(sizeof(struct hid_parser)) [L1507] COND FALSE !(!parser) VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}] [L1510] parser->device = device VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}] [L1511] CALL, EXPR ldv_positive() VAL [dev={1:0}, ldv_global_msg_list={2147483670:0}] [L1064] int r = __VERIFIER_nondet_int(); [L1065] COND TRUE r>0 [L1065] return r; VAL [\result=2147483647, dev={1:0}, ldv_global_msg_list={2147483670:0}, r=2147483647] [L1511] RET, EXPR ldv_positive() VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, ldv_positive()=2147483647, parser={2147483655:0}] [L1511] parser->report_id = ldv_positive() VAL [dev={1:0}, device={1:0}, device={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, ldv_positive()=2147483647, parser={2147483655:0}] [L1513] CALL, EXPR fetch_item(&item) VAL [dev={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1461] COND FALSE !(__VERIFIER_nondet_int()) [L1464] item->type = 0 VAL [dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1465] item->a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1466] item->b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1467] item->c = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1468] return 0; VAL [\result=0, dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}] [L1513] RET, EXPR fetch_item(&item) VAL [dev={1:0}, device={1:0}, device={1:0}, fetch_item(&item)=0, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}] [L1513] COND TRUE fetch_item(&item)!=-1 [L1514] CALL hid_parser_main(parser, &item) VAL [dev={1:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}] [L1490] EXPR parser->device VAL [dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}, parser={2147483655:0}, parser->device={1:0}] [L1490] EXPR parser->report_id VAL [dev={1:0}, item={2147483657:0}, item={2147483657:0}, ldv_global_msg_list={2147483670:0}, parser={2147483655:0}, parser={2147483655:0}, parser->device={1:0}, parser->report_id=2147483647] [L1490] CALL hid_register_report(parser->device, parser->report_id) VAL [\old(id)=2147483647, dev={1:0}, device={1:0}, ldv_global_msg_list={2147483670:0}] [L1472] EXPR device->report_enum VAL [\old(id)=2147483647, dev={1:0}, device={1:0}, device={1:0}, device->report_enum={2147483665:0}, id=2147483647, ldv_global_msg_list={2147483670:0}] [L1472] struct hid_report_enum *report_enum = device->report_enum; [L1473] struct hid_report *report; VAL [\old(id)=2147483647, dev={1:0}, device={1:0}, device={1:0}, id=2147483647, ldv_global_msg_list={2147483670:0}, report_enum={2147483665:0}] [L1477] report_enum->report_id_hash[id] - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 455 locations, 115 error locations. UNSAFE Result, 32.7s OverallTime, 26 OverallIterations, 1 TraceHistogramMax, 26.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4544 SDtfs, 5147 SDslu, 19013 SDs, 0 SdLazy, 29628 SolverSat, 1459 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 536 GetRequests, 82 SyntacticMatches, 9 SemanticMatches, 445 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2950 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=367occurred in iteration=24, 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: 0.1s AutomataMinimizationTime, 25 MinimizatonAttempts, 621 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1208 NumberOfCodeBlocks, 1208 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1115 ConstructedInterpolants, 0 QuantifiedInterpolants, 831893 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 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...